linagliptin and its Impurities

Linagliptin is a medication used to treat diabetes mellitus type 2. It is sold under the brand name Tradjenta. It is used together with exercise and diet. Reference standards of Linagliptin API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 66 results for linagliptin Impurities
Drug Reference Standards & Impurity Synthesis in India
PA 12 0471056

7-(But-2-yn-1-yl)-8-((2-hydroxyethyl)amino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

7-(But-2-yn-1-yl)-8-((2-hydroxyethyl)amino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471056

  • CAS :

    2074688-84-7

  • Molecular Formula : C22H23N7O3

  • Molecular Weight : 433.47

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471057

8-((R)-3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-(penta-2,3-dien-1-yl)-3,7-dihydro-1H-purine-2,6-dione

8-((R)-3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-(penta-2,3-dien-1-yl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471057

  • CAS :

    NA

  • Molecular Formula : C26H30N8O2

  • Molecular Weight : 486.58

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471058

Methyl (R)-2-((1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamoyl)benzoate

Methyl (R)-2-((1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamoyl)benzoate

  • Catalogue No.:PA 12 0471058

  • CAS :

    2444011-29-2

  • Molecular Formula : C34H34N8O5

  • Molecular Weight : 634.7

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471059

N-((R)-1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)-4-methyl-2-((S)-3-(5-methyl-1,3-dioxoisoindolin-2-yl)piperidine-1-carbonyl)benzamide

N-((R)-1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)-4-methyl-2-((S)-3-(5-methyl-1,3-dioxoisoindolin-2-yl)piperidine-1-carbonyl)benzamide

  • Catalogue No.:PA 12 0471059

  • CAS :

    NA

  • Molecular Formula : C48H48N10O6

  • Molecular Weight : 860.98

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471060

rel-2-((R)-3-Aminopiperidine-1-carbonyl)-N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)benzamide

rel-2-((R)-3-Aminopiperidine-1-carbonyl)-N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)benzamide

  • Catalogue No.:PA 12 0471060

  • CAS :

    2443735-53-1

  • Molecular Formula : C38H42N10O4

  • Molecular Weight : 702.82

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471061

N1,N2-bis((R)-1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)phthalamide

N1,N2-bis((R)-1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)phthalamide

  • Catalogue No.:PA 12 0471061

  • CAS :

    2074688-82-5

  • Molecular Formula : C58H58N16O6

  • Molecular Weight : 1075.21

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471062

(R)-2-((1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamoyl)benzoic Acid

(R)-2-((1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamoyl)benzoic Acid

  • Catalogue No.:PA 12 0471062

  • CAS :

    2074688-81-4

  • Molecular Formula : C33H32N8O5

  • Molecular Weight : 620.67

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471063

(R)-N1-(1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)-N2-(2-hydroxyethyl)phthalamide

(R)-N1-(1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)-N2-(2-hydroxyethyl)phthalamide

  • Catalogue No.:PA 12 0471063

  • CAS :

    2074688-80-3

  • Molecular Formula : C35H37N9O5

  • Molecular Weight : 663.74

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471064

tert-Butyl (R)-(1-(3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamate

tert-Butyl (R)-(1-(3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamate

  • Catalogue No.:PA 12 0471064

  • CAS :

    NA

  • Molecular Formula : C36H40N10O4

  • Molecular Weight : 676.78

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471065

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(piperidin-3-ylamino)-3,7-dihydro-1H-purine-2,6-dione

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(piperidin-3-ylamino)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471065

  • CAS :

    2408969-15-1

  • Molecular Formula : C25H28N8O2

  • Molecular Weight : 472.55

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471066

tert-Butyl (R)-(1-((4-methylquinazolin-2-yl)methyl)piperidin-3-yl)carbamate

tert-Butyl (R)-(1-((4-methylquinazolin-2-yl)methyl)piperidin-3-yl)carbamate

  • Catalogue No.:PA 12 0471066

  • CAS :

    2514949-81-4

  • Molecular Formula : C20H28N4O2

  • Molecular Weight : 356.47

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471067

Tert-butyl (R)-(1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)(nitroso)carbamate

Tert-butyl (R)-(1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)(nitroso)carbamate

  • Catalogue No.:PA 12 0471067

  • CAS :

    NA

  • Molecular Formula : C30H35N9O5

  • Molecular Weight : 601.67

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471068

8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-(2-((1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)ethyl)quinazolin-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-(2-((1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)ethyl)quinazolin-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471068

  • CAS :

    2759280-92-5

  • Molecular Formula : C51H56N16O4

  • Molecular Weight : 957.12

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471069

(R)-7-(but-2-yn-1-yl)-3-methyl-8-(3-(methylamino)piperidin-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

(R)-7-(but-2-yn-1-yl)-3-methyl-8-(3-(methylamino)piperidin-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471069

  • CAS :

    NA

  • Molecular Formula : C26H30N8O2

  • Molecular Weight : 486.58

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471070

7-(but-2-yn-1-yl)-3-Methyl-1-((4-methylquinazolin-2-yl)methyl)-8-((3R)-3-((3,4,5,6-tetrahydroxy-2-oxohexyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione

7-(but-2-yn-1-yl)-3-Methyl-1-((4-methylquinazolin-2-yl)methyl)-8-((3R)-3-((3,4,5,6-tetrahydroxy-2-oxohexyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471070

  • CAS :

    NA

  • Molecular Formula : C31H38N8O7

  • Molecular Weight : 634.69

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Drug Reference Standards & Impurity Synthesis in India
PAI 12 047001

(R)-3-((7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)amino)piperidin-1-yl Pivalate

(R)-3-((7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)amino)piperidin-1-yl Pivalate

  • Catalogue No.:PAI 12 047001

  • CAS :

    NA

  • Molecular Formula : C30H36N8O4

  • Molecular Weight : 572.67

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471071

(R)-8-(3-Aminopiperidin-1-yl)-7-butyl-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

(R)-8-(3-Aminopiperidin-1-yl)-7-butyl-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471071

  • CAS :

    NA

  • Molecular Formula : C25H32N8O2

  • Molecular Weight : 476.59

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471072

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-(3- oxobutyl)-1H-purine-2,6(3H,7H)-dione

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-(3- oxobutyl)-1H-purine-2,6(3H,7H)-dione

  • Catalogue No.:PA 12 0471072

  • CAS :

    NA

  • Molecular Formula : C25H30N8O3

  • Molecular Weight : 490.57

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471073

(R)-7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-((1-nitrosopiperidin-3-yl)amino)-3,7-dihydro-1H-purine-2,6-dione

(R)-7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-((1-nitrosopiperidin-3-yl)amino)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471073

  • CAS :

    NA

  • Molecular Formula : C25H27N9O3

  • Molecular Weight : 501.55

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471074

8-(3-Aminopiperidin-1-yl)-7-(3-chlorobut-2-en-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

8-(3-Aminopiperidin-1-yl)-7-(3-chlorobut-2-en-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471074

  • CAS :

    2138805-26-0

  • Molecular Formula : C25H29ClN8O2

  • Molecular Weight : 509.01

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Drug Reference Standards & Impurity Synthesis in India
PAI 12 047002

tert-Butyl (S)-(1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamate

tert-Butyl (S)-(1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamate

  • Catalogue No.:PAI 12 047002

  • CAS :

    668273-74-3

  • Molecular Formula : C30H36N8O4

  • Molecular Weight : 572.67

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471075

8-Bromo-7-(but-2-yn-1-yl)-3-methyl-1-(quinazolin-2-ylmethyl)-3,7-dihydro-1H-purine-2,6-dione

8-Bromo-7-(but-2-yn-1-yl)-3-methyl-1-(quinazolin-2-ylmethyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471075

  • CAS :

    1911609-81-8

  • Molecular Formula : C19H15BrN6O2

  • Molecular Weight : 439.27

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471076

7-(But-2-yn-1-yl)-3-methyl-8-(3-(1-methyl-2-(piperidin-3-yl)hydrazinyl)piperidin-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione Hydrochloride

7-(But-2-yn-1-yl)-3-methyl-8-(3-(1-methyl-2-(piperidin-3-yl)hydrazinyl)piperidin-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione Hydrochloride

  • Catalogue No.:PA 12 0471076

  • CAS :

    NA

  • Molecular Formula : C31H41ClN10O2

  • Molecular Weight : 621.19

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471077

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,9-dihydro-1H-purine-2,6-dione

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,9-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471077

  • CAS :

    NA

  • Molecular Formula : C21H24N8O2

  • Molecular Weight : 420.48

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471078

(R)-8-(3-Aminopiperidin-1-yl)-1,7-di(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

(R)-8-(3-Aminopiperidin-1-yl)-1,7-di(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471078

  • CAS :

    2749409-37-6

  • Molecular Formula : C19H24N6O2

  • Molecular Weight : 368.44

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471079

Diethyl (tert-butoxycarbonyl)-D-glutamate

Diethyl (tert-butoxycarbonyl)-D-glutamate

  • Catalogue No.:PA 12 0471079

  • CAS :

    93720-76-4

  • Molecular Formula : C14H25NO6

  • Molecular Weight : 303.36

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471080

7-(But-2-yn-1-yl)-3-methyl-8-((4-methylquinazolin-2-yl)methoxy)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

7-(But-2-yn-1-yl)-3-methyl-8-((4-methylquinazolin-2-yl)methoxy)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471080

  • CAS :

    2469626-53-5

  • Molecular Formula : C30H26N8O3

  • Molecular Weight : 546.59

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471081

Linagliptin Piperidine Impurity

Linagliptin Piperidine Impurity

  • Catalogue No.:PA 12 0471081

  • CAS :

    NA

  • Molecular Formula : C31H40N10O2

  • Molecular Weight : 584.73

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471082

7-(But-2-yn-1-yl)-8-((3R)-3-(((3R,4R,5S,6R)-3,4-dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)amino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

7-(But-2-yn-1-yl)-8-((3R)-3-(((3R,4R,5S,6R)-3,4-dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5R,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)amino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471082

  • CAS :

    NA

  • Molecular Formula : C37H48N8O12

  • Molecular Weight : 796.84

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PA 12 0471083

8-((R)-3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-((S)-2-(((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)propyl)quinazolin-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

8-((R)-3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-((S)-2-(((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)propyl)quinazolin-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471083

  • CAS :

    NA

  • Molecular Formula : C52H58N16O4

  • Molecular Weight : 971.14

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PA 12 0471084

8-Bromo-3-methyl-7-nitroso-3,7-dihydro-1H-purine-2,6-dione

8-Bromo-3-methyl-7-nitroso-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471084

  • CAS :

    NA

  • Molecular Formula : C6H4BrN5O3

  • Molecular Weight : 274.03

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471085

N-((R)-1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)-N-((((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)methyl)nitrous amide

N-((R)-1-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)-N-((((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)methyl)nitrous amide

  • Catalogue No.:PA 12 0471085

  • CAS :

    NA

  • Molecular Formula : C51H55N17O5

  • Molecular Weight : 986.12

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PA 12 0471086

N,N'-Methylenebis(N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)nitrous amide)

N,N'-Methylenebis(N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)nitrous amide)

  • Catalogue No.:PA 12 0471086

  • CAS :

    NA

  • Molecular Formula : C51H54N18O6

  • Molecular Weight : 1015.11

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471087

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-(((piperidin-3-ylamino)methyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione Trihydrochloride

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-(((piperidin-3-ylamino)methyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione Trihydrochloride

  • Catalogue No.:PA 12 0471087

  • CAS :

    NA

  • Molecular Formula : C31H43Cl3N10O2

  • Molecular Weight : 694.1

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471088

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-vinyl-3,7-dihydro-1H-purine-2,6-dione

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-vinyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471088

  • CAS :

    NA

  • Molecular Formula : C23H26N8O2

  • Molecular Weight : 446.52

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PA 12 0471089

(S)-N-(2-Acetylphenyl)-2-(8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)acetamide

(S)-N-(2-Acetylphenyl)-2-(8-(3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)acetamide

  • Catalogue No.:PA 12 0471089

  • CAS :

    NA

  • Molecular Formula : C25H29N7O4

  • Molecular Weight : 491.55

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PA 12 0471090

(R)-3-(Boc-Amino)piperidine Hydrochloride

(R)-3-(Boc-Amino)piperidine Hydrochloride

  • Catalogue No.:PA 12 0471090

  • CAS :

    1217656-59-1

  • Molecular Formula : C10H21ClN2O2

  • Molecular Weight : 236.74

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PA 12 0471091

N-Carbamoyl Linagliptin (Racemic)

N-Carbamoyl Linagliptin (Racemic)

  • Catalogue No.:PA 12 0471091

  • CAS :

    1955514-80-3

  • Molecular Formula : C26H29N9O3

  • Molecular Weight : 515.58

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PA 12 0471092

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-(((piperidin-3-ylamino)methyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-(((piperidin-3-ylamino)methyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471092

  • CAS :

    NA

  • Molecular Formula : C31H40N10O2

  • Molecular Weight : 584.73

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PA 12 0471094

Linagliptin Impurity 1

Linagliptin Impurity 1

  • Catalogue No.:PA 12 0471094

  • CAS :

    NA

  • Molecular Formula : C52H58N16O4

  • Molecular Weight : 971.14

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471093

2-((R)-3-Aminopiperidine-1-carbonyl)-N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)benzamide

2-((R)-3-Aminopiperidine-1-carbonyl)-N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)benzamide

  • Catalogue No.:PA 12 0471093

  • CAS :

    2803370-12-7

  • Molecular Formula : C38H42N10O4

  • Molecular Weight : 702.82

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PA 12 0471096

(Z)-8-Bromo-7-(3-bromobut-2-en-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

(Z)-8-Bromo-7-(3-bromobut-2-en-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471096

  • CAS :

    NA

  • Molecular Formula : C20H18Br2N6O2

  • Molecular Weight : 534.21

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PA 12 0471095

(3R)-3-Amino-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidine 1-oxide

(3R)-3-Amino-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidine 1-oxide

  • Catalogue No.:PA 12 0471095

  • CAS :

    NA

  • Molecular Formula : C25H28N8O3

  • Molecular Weight : 488.55

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471097

1-(2-((2-Chloroethyl)amino)phenyl)ethan-1-one

1-(2-((2-Chloroethyl)amino)phenyl)ethan-1-one

  • Catalogue No.:PA 12 0471097

  • CAS :

    40673-76-5

  • Molecular Formula : C10H12ClNO

  • Molecular Weight : 197.66

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471098

8-Bromo-7-(but-2-yn-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one

8-Bromo-7-(but-2-yn-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one

  • Catalogue No.:PA 12 0471098

  • CAS :

    NA

  • Molecular Formula : C20H17BrN6O2

  • Molecular Weight : 453.3

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471099

8-Bromo-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one

8-Bromo-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one

  • Catalogue No.:PA 12 0471099

  • CAS :

    2446799-71-7

  • Molecular Formula : C20H17BrN6O2

  • Molecular Weight : 453.3

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PA 12 0471100

7-(But-2-yn-1-yl)-3-methyl-2,8-bis((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one

7-(But-2-yn-1-yl)-3-methyl-2,8-bis((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one

  • Catalogue No.:PA 12 0471100

  • CAS :

    NA

  • Molecular Formula : C30H26N8O3

  • Molecular Weight : 546.59

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471101

7-(But-2-yn-1-yl)-3-methyl-6,8-bis((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one

7-(But-2-yn-1-yl)-3-methyl-6,8-bis((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one

  • Catalogue No.:PA 12 0471101

  • CAS :

    NA

  • Molecular Formula : C30H26N8O3

  • Molecular Weight : 546.59

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Drug Reference Standards & Impurity Synthesis in India
PAI 12 047003

tert-Butyl (S)-3-((7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)amino)piperidine-1-carboxylate

tert-Butyl (S)-3-((7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)amino)piperidine-1-carboxylate

  • Catalogue No.:PAI 12 047003

  • CAS :

    2815578-97-1

  • Molecular Formula : C30H36N8O4

  • Molecular Weight : 572.67

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PA 12 0471102

N-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)-N-(2-hydroxyethyl)nitrous Amide

N-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)-N-(2-hydroxyethyl)nitrous Amide

  • Catalogue No.:PA 12 0471102

  • CAS :

    NA

  • Molecular Formula : C22H22N8O4

  • Molecular Weight : 462.47

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PA 12 0471103

8-((S)-3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-(2-(((S)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)ethyl)quinazolin-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

8-((S)-3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-(2-(((S)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)amino)ethyl)quinazolin-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471103

  • CAS :

    NA

  • Molecular Formula : C51H56N16O4

  • Molecular Weight : 957.12

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PA 12 0471104

Linagliptin Regio Isomer Dinitroso Impurity

Linagliptin Regio Isomer Dinitroso Impurity

  • Catalogue No.:PA 12 0471104

  • CAS :

    NA

  • Molecular Formula : C25H26N10O4

  • Molecular Weight : 530.55

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PA 12 0471105

Linagliptin N-glucose impurity

Linagliptin N-glucose impurity

  • Catalogue No.:PA 12 0471105

  • CAS :

    NA

  • Molecular Formula : C31H38N8O7

  • Molecular Weight : 634.69

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Drug Reference Standards & Impurity Synthesis in India
PA STI 089831

Linagliptin D5

Linagliptin D5

  • Catalogue No.:PA STI 089831

  • CAS :

    NA

  • Molecular Formula : C25H23D5N8O2

  • Molecular Weight : 477.58

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Drug Reference Standards & Impurity Synthesis in India
PA 12 0471106

N-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)-N-methylnitrous amide

N-(7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)-N-methylnitrous amide

  • Catalogue No.:PA 12 0471106

  • CAS :

    NA

  • Molecular Formula : C21H20N8O3

  • Molecular Weight : 432.44

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PA 12 0471107

7-(But-2-yn-1-yl)-8-(3-(hydroxyimino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

7-(But-2-yn-1-yl)-8-(3-(hydroxyimino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471107

  • CAS :

    2763799-91-1

  • Molecular Formula : C25H26N8O3

  • Molecular Weight : 486.54

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PA 12 0471108

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-nitropiperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione

7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-nitropiperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471108

  • CAS :

    NA

  • Molecular Formula : C25H26N8O4

  • Molecular Weight : 502.54

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PA 12 0471109

N-(2-(2-((8-((R)-3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)methyl)quinazolin-4-yl)ethyl)-N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)nitrous amide

N-(2-(2-((8-((R)-3-aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)methyl)quinazolin-4-yl)ethyl)-N-((R)-1-(7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)nitrous amide

  • Catalogue No.:PA 12 0471109

  • CAS :

    NA

  • Molecular Formula : C51H55N17O5

  • Molecular Weight : 986.12

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PA 12 0471110

(Z)-8-Bromo-7-(3-bromobut-2-en-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

(Z)-8-Bromo-7-(3-bromobut-2-en-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471110

  • CAS :

    NA

  • Molecular Formula : C10H10Br2N4O2

  • Molecular Weight : 378.02

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PA 12 0471111

1-(2-((2-(4-Methylquinazolin-2-yl)ethyl)amino)phenyl)ethan-1-one

1-(2-((2-(4-Methylquinazolin-2-yl)ethyl)amino)phenyl)ethan-1-one

  • Catalogue No.:PA 12 0471111

  • CAS :

    NA

  • Molecular Formula : C19H19N3O

  • Molecular Weight : 305.38

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PA 12 0471112

(R,Z)-8-(3-Aminopiperidin-1-yl)-7-(4-hydroxy-3-methylbut-2-en-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

(R,Z)-8-(3-Aminopiperidin-1-yl)-7-(4-hydroxy-3-methylbut-2-en-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471112

  • CAS :

    NA

  • Molecular Formula : C26H32N8O3

  • Molecular Weight : 504.60

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PA 12 0471113

(R)-1-Nitrosopiperidin-3-amine

(R)-1-Nitrosopiperidin-3-amine

  • Catalogue No.:PA 12 0471113

  • CAS :

    3031851-91-6

  • Molecular Formula : C5H11N3O

  • Molecular Weight : 129.16

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PA 12 0471114

(R)-1-Nitrosopiperidin-3-amine 2,2,2-trifluoroacetate

(R)-1-Nitrosopiperidin-3-amine 2,2,2-trifluoroacetate

  • Catalogue No.:PA 12 0471114

  • CAS :

    3031851-93-8

  • Molecular Formula : C7H12F3N3O3

  • Molecular Weight : 243.19

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PA 12 0471115

1-(7-Ethynyl-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)-3-iminopiperidine 1-oxide

1-(7-Ethynyl-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)-3-iminopiperidine 1-oxide

  • Catalogue No.:PA 12 0471115

  • CAS :

    NA

  • Molecular Formula : C23H22N8O3

  • Molecular Weight : 458.48

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PA 12 0471116

8-Bromo-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,9-dihydro-1H-purine-2,6-dione

8-Bromo-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,9-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471116

  • CAS :

    2428491-17-0

  • Molecular Formula : C16H13BrN6O2

  • Molecular Weight : 401.22

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PA 12 0471117

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-7-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-7-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione

  • Catalogue No.:PA 12 0471117

  • CAS :

    2748491-45-2

  • Molecular Formula : C21H24N8O2

  • Molecular Weight : 420.48

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