regadenoson and its Impurities

Regadenoson is given in preparation for a radiologic examination of blood flow through the heart to test for coronary artery disease. It is marketed by Astellas Pharma under the tradename Lexiscan. Reference standards of Regadenoson API,and its pharmacopeial, non pharmacopeial impurities, and stable isotopes are listed below.

Displaying 30 results for regadenoson Impurities
Drug Reference Standards & Impurity Synthesis in India
PA STI 077420

Regadenoson-d3

Regadenoson-d3

  • Catalogue No.:PA STI 077420

  • CAS :

    NA

  • Molecular Formula : C15H15D3N8O5

  • Molecular Weight : 393.37

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85000

Regadenoson

Regadenoson

  • Catalogue No.:PA 18 85000

  • CAS :

    313348-27-5

  • Molecular Formula : C15H18N8O5

  • Molecular Weight : 390.36

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85510

Methyl 1-(6-amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-1H-pyrazole-4-carboxylate

Methyl 1-(6-amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-1H-pyrazole-4-carboxylate

  • Catalogue No.:PA 18 85510

  • CAS :

    NA

  • Molecular Formula : C15H17N7O6

  • Molecular Weight : 391.34

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85520

1-(6-Amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N,N-dimethyl-1H-pyrazole-4-carboxamide

1-(6-Amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N,N-dimethyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 85520

  • CAS :

    NA

  • Molecular Formula : C16H20N8O5

  • Molecular Weight : 404.39

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85530

1-(6-Amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-1H-pyrazole-4-carboxylic Acid

1-(6-Amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-1H-pyrazole-4-carboxylic Acid

  • Catalogue No.:PA 18 85530

  • CAS :

    NA

  • Molecular Formula : C14H15N7O6

  • Molecular Weight : 377.32

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85540

1-(6-Amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide

1-(6-Amino-9-((2S,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 85540

  • CAS :

    2015222-31-6

  • Molecular Formula : C15H18N8O5

  • Molecular Weight : 390.36

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85550

2-Chloro Adenosine

2-Chloro Adenosine

  • Catalogue No.:PA 18 85550

  • CAS :

    146-77-0

  • Molecular Formula : C10H12ClN5O4

  • Molecular Weight : 301.69

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85560

1-(6-Amino-9-β-D-ribofuranosyl-9H-purin-2-yl)-1H-pyrazole-4-carboxylic Acid Ethyl Ester

1-(6-Amino-9-β-D-ribofuranosyl-9H-purin-2-yl)-1H-pyrazole-4-carboxylic Acid Ethyl Ester

  • Catalogue No.:PA 18 85560

  • CAS :

    313348-16-2

  • Molecular Formula : C16H19N7O6

  • Molecular Weight : 405.37

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85570

4-Pyrazolecarboxylic Acid Ethyl Ester

4-Pyrazolecarboxylic Acid Ethyl Ester

  • Catalogue No.:PA 18 85570

  • CAS :

    37622-90-5

  • Molecular Formula : C6H8N2O2

  • Molecular Weight : 140.14

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85580

(2R,3R,4S,5R)-2-(6-Amino-2-methoxy-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol

(2R,3R,4S,5R)-2-(6-Amino-2-methoxy-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol

  • Catalogue No.:PA 18 85580

  • CAS :

    24723-77-1

  • Molecular Formula : C11H15N5O5

  • Molecular Weight : 297.27

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85590

2-Formyl-3-oxopropanoic Acid Ethyl Ester

2-Formyl-3-oxopropanoic Acid Ethyl Ester

  • Catalogue No.:PA 18 85590

  • CAS :

    80370-42-9

  • Molecular Formula : C6H8O4

  • Molecular Weight : 144.13

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85600

(2S,3R,4S,5R)-2-(6-Amino-2-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol

(2S,3R,4S,5R)-2-(6-Amino-2-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol

  • Catalogue No.:PA 18 85600

  • CAS :

    2015222-35-0

  • Molecular Formula : C10H12ClN5O4

  • Molecular Weight : 301.69

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85610

1-(2-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)-N-methyl-1H-pyrazole-4-carboxamide

1-(2-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-6-yl)-N-methyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 85610

  • CAS :

    NA

  • Molecular Formula : C15H18N8O5

  • Molecular Weight : 390.36

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85620

2-(1H-Pyrazol-1-yl)adenosine

2-(1H-Pyrazol-1-yl)adenosine

  • Catalogue No.:PA 18 85620

  • CAS :

    1627202-38-3

  • Molecular Formula : C13H15N7O4

  • Molecular Weight : 333.31

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85630

2-Chloro-6-amino-9-(2',3',5'-tri-O-acetyl-β-D-ribofuranosyl)purine

2-Chloro-6-amino-9-(2',3',5'-tri-O-acetyl-β-D-ribofuranosyl)purine

  • Catalogue No.:PA 18 85630

  • CAS :

    79999-39-6

  • Molecular Formula : C16H18ClN5O7

  • Molecular Weight : 427.8

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85640

(E)-1,1,1-Trichloro-4-ethoxybut-3-en-2-one

(E)-1,1,1-Trichloro-4-ethoxybut-3-en-2-one

  • Catalogue No.:PA 18 85640

  • CAS :

    83124-74-7

  • Molecular Formula : C6H7Cl3O2

  • Molecular Weight : 217.47

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85650

Ethyl 3,3-diethoxypropionate

Ethyl 3,3-diethoxypropionate

  • Catalogue No.:PA 18 85650

  • CAS :

    10601-80-6

  • Molecular Formula : C9H18O4

  • Molecular Weight : 190.24

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85660

Isoguanosine

Isoguanosine

  • Catalogue No.:PA 18 85660

  • CAS :

    1818-71-9

  • Molecular Formula : C10H13N5O5

  • Molecular Weight : 283.24

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85670

2-Amino Adenosine

2-Amino Adenosine

  • Catalogue No.:PA 18 85670

  • CAS :

    2096-10-8

  • Molecular Formula : C10H14N6O4

  • Molecular Weight : 282.26

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85680

2-Hydrazino Adenosine

2-Hydrazino Adenosine

  • Catalogue No.:PA 18 85680

  • CAS :

    15763-11-8

  • Molecular Formula : C10H15N7O4

  • Molecular Weight : 297.28

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85690

1-(6-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N-ethyl-1H-pyrazole-4-carboxamide

1-(6-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N-ethyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 85690

  • CAS :

    313348-33-3

  • Molecular Formula : C16H20N8O5

  • Molecular Weight : 404.39

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85700

1-(6-Amino-9-β-D-ribofuranosyl-9H-purin-2-yl)-1H-pyrazole-4-carboxylic Acid

1-(6-Amino-9-β-D-ribofuranosyl-9H-purin-2-yl)-1H-pyrazole-4-carboxylic Acid

  • Catalogue No.:PA 18 85700

  • CAS :

    313348-29-7

  • Molecular Formula : C14H15N7O6

  • Molecular Weight : 377.32

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85710

N-Methyl-1H-pyrazole-4-carboxamide

N-Methyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 85710

  • CAS :

    1154383-52-4

  • Molecular Formula : C5H7N3O

  • Molecular Weight : 125.13

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Drug Reference Standards & Impurity Synthesis in India
PA 18 85720

1-(6-Amino-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide

1-(6-Amino-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 85720

  • CAS :

    1702334-23-3

  • Molecular Formula : C10H10N8O

  • Molecular Weight : 258.25

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0851000

1-(6-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N,N-dimethyl-1H-pyrazole-4-carboxamide

1-(6-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-N,N-dimethyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 0851000

  • CAS :

    313348-31-1

  • Molecular Formula : C16H20N8O5

  • Molecular Weight : 404.39

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0851001

1-(6-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-1H-pyrazole-4-carboxamide

1-(6-Amino-9-((2R,3R,4S,5R)-3,4-dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-9H-purin-2-yl)-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 0851001

  • CAS :

    313348-35-5

  • Molecular Formula : C14H16N8O5

  • Molecular Weight : 376.33

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0851002

1-(9-((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-(methylamino)-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide

1-(9-((2R,3R,4S,5R)-3,4-Dihydroxy-5-(hydroxymethyl)tetrahydrofuran-2-yl)-6-(methylamino)-9H-purin-2-yl)-N-methyl-1H-pyrazole-4-carboxamide

  • Catalogue No.:PA 18 0851002

  • CAS :

    765299-55-6

  • Molecular Formula : C16H20N8O5

  • Molecular Weight : 404.39

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0931000

(2S,3R,4S,5R)-2-(6-Amino-2-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol Hydrochloride

(2S,3R,4S,5R)-2-(6-Amino-2-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol Hydrochloride

  • Catalogue No.:PA 18 0931000

  • CAS :

    2015222-38-3

  • Molecular Formula : C10H13Cl2N5O4

  • Molecular Weight : 338.15

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Drug Reference Standards & Impurity Synthesis in India
PA 18 0851003

(2R,3S,4S,5R)-2-(2-Amino-6-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol;

(2R,3S,4S,5R)-2-(2-Amino-6-chloro-9H-purin-9-yl)-5-(hydroxymethyl)tetrahydrofuran-3,4-diol;

  • Catalogue No.:PA 18 0851003

  • CAS :

    120595-74-6

  • Molecular Formula : C10H12ClN5O4

  • Molecular Weight : 301.69

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Drug Reference Standards & Impurity Synthesis in India
PA BSC 08518260

2-Formyl-3-oxopropanoic Acid Ethyl Ester (BSC)

2-Formyl-3-oxopropanoic Acid Ethyl Ester

  • Catalogue No.:PA BSC 08518260

  • CAS :

    80370-42-9

  • Molecular Formula : C6H8O4

  • Molecular Weight : 144.13

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