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.

![8-[(3R)-3-Amino-1-piperidinyl]-7-[(2E)-3-bromo-2-b PA 12 47530](https://www.pharmaffiliates.com/pimages/PA1247530.jpg)
8-[(3R)-3-Amino-1-piperidinyl]-7-[(2E)-3-bromo-2-buten-1-yl]-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-Purine-2,6-dione
8-[(3R)-3-Amino-1-piperidinyl]-7-[(2E)-3-bromo-2-buten-1-yl]-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-Purine-2,6-dione
Catalogue No.:PA 12 47530
CAS :
1446263-39-3
Molecular Formula : C25H29BrN8O2
Molecular Weight : 553.45


(R)-7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(piperidin-3-ylamino)-1H-purine-2,6(3H,7H)-dione
(R)-7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(piperidin-3-ylamino)-1H-purine-2,6(3H,7H)-dione
Catalogue No.:PA 12 47540
CAS :
1446263-38-2
Molecular Formula : C25H28N8O2
Molecular Weight : 472.54


(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one Tartrate
(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one Tartrate
Catalogue No.:PA 12 47660
CAS :
NA
Molecular Formula : C29H34N8O8
Molecular Weight : 622.63


8-Bromo-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-2,3-dihydro-1H-purin-6(7H)-one
8-Bromo-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-2,3-dihydro-1H-purin-6(7H)-one
Catalogue No.:PA 12 47680
CAS :
NA
Molecular Formula : C20H19BrN6O2
Molecular Weight : 455.31


(S)-N-(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)formamide
(S)-N-(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)formamide
Catalogue No.:PA 12 47730
CAS :
NA
Molecular Formula : C26H28N8O3
Molecular Weight : 500.55


8-Bromo-7-(but-2-en-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one
8-Bromo-7-(but-2-en-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one
Catalogue No.:PA 12 47740
CAS :
NA
Molecular Formula : C20H19BrN6O2
Molecular Weight : 455.31


8-Bromo-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
8-Bromo-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
Catalogue No.:PA 12 47770
CAS :
853029-57-9
Molecular Formula : C20H17BrN6O2
Molecular Weight : 453.29


(R)-7-(But-2-yn-1-yl)-3-methyl-8-(3-(5-methyl-1,3-dioxoisoindolin-2-yl)piperidin-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
(R)-7-(But-2-yn-1-yl)-3-methyl-8-(3-(5-methyl-1,3-dioxoisoindolin-2-yl)piperidin-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
Catalogue No.:PA 12 47780
CAS :
1573118-33-8
Molecular Formula : C34H32N8O4
Molecular Weight : 616.67


7-(But-2-yn-1-yl)-8-((R)-3-(((((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)methyl)amino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
7-(But-2-yn-1-yl)-8-((R)-3-(((((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)methyl)amino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
Catalogue No.:PA 12 47790
CAS :
NA
Molecular Formula : C51H56N16O4
Molecular Weight : 957.1


8-((3R)-3-((1-(2-((8-((R)-3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,4,5,6,7-hexahydro-1H-purin-1-yl)methyl)quinazolin-4-yl)propan-2-yl)amino)piperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
8-((3R)-3-((1-(2-((8-((R)-3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,4,5,6,7-hexahydro-1H-purin-1-yl)methyl)quinazolin-4-yl)propan-2-yl)amino)piperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
Catalogue No.:PA 12 47800
CAS :
NA
Molecular Formula : C52H60N16O4
Molecular Weight : 973.14


(S)-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
(S)-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 47820
CAS :
2253964-85-9
Molecular Formula : C25H28N8O2
Molecular Weight : 472.55


7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione
7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione
Catalogue No.:PA 12 47830
CAS :
1911621-52-7
Molecular Formula : C20H18N6O2
Molecular Weight : 374.4


(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)(tert-butyl)carbamic Acid
(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)(tert-butyl)carbamic Acid
Catalogue No.:PA 12 47840
CAS :
NA
Molecular Formula : C30H36N8O4
Molecular Weight : 572.67


(R)-8-(3-Aminopiperidin-1-yl)-1-(but-2-yn-1-yl)-3-methyl-7-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-Aminopiperidin-1-yl)-1-(but-2-yn-1-yl)-3-methyl-7-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 47850
CAS :
NA
Molecular Formula : C25H28N8O2
Molecular Weight : 472.55


(R)-7-(But-2-yn-1-yl)-8-(3-(hydroxyamino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
(R)-7-(But-2-yn-1-yl)-8-(3-(hydroxyamino)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 47860
CAS :
NA
Molecular Formula : C25H28N8O3
Molecular Weight : 488.55


(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-2-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-6H-purin-6-one
(R)-8-(3-Aminopiperidin-1-yl)-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 47870
CAS :
NA
Molecular Formula : C25H28N8O2
Molecular Weight : 472.55


(R,Z)-8-(3-Aminopiperidin-1-yl)-7-(3-bromobut-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-(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 47890
CAS :
1638744-06-5
Molecular Formula : C25H29BrN8O2
Molecular Weight : 553.47


(R)-8-(3-Aminopiperidin-1-yl)-3,7-dimethyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
(R)-8-(3-Aminopiperidin-1-yl)-3,7-dimethyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
Catalogue No.:PA 12 0471006
CAS :
1339955-47-3
Molecular Formula : C22H26N8O2
Molecular Weight : 434.5


8-Bromo-3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
8-Bromo-3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471007
CAS :
2138392-83-1
Molecular Formula : C26H21BrN8O2
Molecular Weight : 557.41


7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(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-(3-((3,4,5,6-tetrahydroxy-2-oxohexyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471010
CAS :
NA
Molecular Formula : C31H38N8O7
Molecular Weight : 634.69


(R)-7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-nitrosopiperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione
(R)-7-(But-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-nitrosopiperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471011
CAS :
NA
Molecular Formula : C25H26N8O3
Molecular Weight : 486.54


8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-((4-Methylquinazolin-2-yl)Methyl)-3,7-dihydro-1H-purine-2,6-dione
8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-((4-Methylquinazolin-2-yl)Methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471012
CAS :
1383917-84-7
Molecular Formula : C25H28N8O2
Molecular Weight : 472.55


8-((R)-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-((R)-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 0471013
CAS :
NA
Molecular Formula : C51H56N16O4
Molecular Weight : 957.12


8-((R)-3-Aminopiperidin-1-yl)-1-((4-(3-(2-((8-((S)-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)-2-(4-methylquinazolin-2-yl)propyl)quinazolin-2-yl)methyl)-7-(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione
8-((R)-3-Aminopiperidin-1-yl)-1-((4-(3-(2-((8-((S)-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)-2-(4-methylquinazolin-2-yl)propyl)quinazolin-2-yl)methyl)-7-(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471014
CAS :
NA
Molecular Formula : C60H62N18O4
Molecular Weight : 1099.28


7-(but-2-yn-1-yl)-3-Methyl-1-((4-methylquinazolin-2-yl)methyl)-8-((3R)-3-(((Z)-2,3,4,5,6-pentahydroxyhex-1-en-1-yl)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-(((Z)-2,3,4,5,6-pentahydroxyhex-1-en-1-yl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471015
CAS :
NA
Molecular Formula : C31H38N8O7
Molecular Weight : 634.69


N-(2-Acetylphenyl)-2-(8-bromo-7-(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-1-yl)acetamide
N-(2-Acetylphenyl)-2-(8-bromo-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 0471016
CAS :
2279114-31-5
Molecular Formula : C20H18BrN5O4
Molecular Weight : 472.3


7-(but-2-yn-1-yl)-8-(Dimethylamino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
7-(but-2-yn-1-yl)-8-(Dimethylamino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471017
CAS :
1646355-34-1
Molecular Formula : C22H23N7O2
Molecular Weight : 417.47


Tert-butyl (R)-(1-(1,7-di(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamate
Tert-butyl (R)-(1-(1,7-di(but-2-yn-1-yl)-3-methyl-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamate
Catalogue No.:PA 12 0471018
CAS :
2518331-40-1
Molecular Formula : C24H32N6O4
Molecular Weight : 468.56


Tert-butyl (R)-(1-(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 (R)-(1-(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.:PA 12 0471019
CAS :
NA
Molecular Formula : C26H32N8O4
Molecular Weight : 520.59


(R)-8-(3-Aminopiperidin-1-yl)-7-(buta-2,3-dien-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-Aminopiperidin-1-yl)-7-(buta-2,3-dien-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471021
CAS :
NA
Molecular Formula : C25H28N8O2
Molecular Weight : 472.55


8-Bromo-7-(but-2-yn-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-1,3,6,7-tetrahydro-2H-purin-2-one
8-Bromo-7-(but-2-yn-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-1,3,6,7-tetrahydro-2H-purin-2-one
Catalogue No.:PA 12 0471022
CAS :
NA
Molecular Formula : C20H19BrN6O2
Molecular Weight : 455.32


(R)-7-(but-2-yn-1-yl)-3-Methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-(((4-methylquinazolin-2-yl)methyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione
(R)-7-(but-2-yn-1-yl)-3-Methyl-1-((4-methylquinazolin-2-yl)methyl)-8-(3-(((4-methylquinazolin-2-yl)methyl)amino)piperidin-1-yl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471023
CAS :
NA
Molecular Formula : C35H36N10O2
Molecular Weight : 628.74


8-((S)-3-Aminopiperidin-1-yl)-1-((4-((2-((8-((S)-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)-4-methyl-3,4-dihydroquinazolin-4-yl)methyl)quinazolin-2-yl)methyl)-7-(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione Trihydrochloride
8-((S)-3-Aminopiperidin-1-yl)-1-((4-((2-((8-((S)-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)-4-methyl-3,4-dihydroquinazolin-4-yl)methyl)quinazolin-2-yl)methyl)-7-(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione Trihydrochloride
Catalogue No.:PA 12 0471024
CAS :
NA
Molecular Formula : C50H59Cl3N16O4
Molecular Weight : 1054.48


(R)-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
(R)-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 0471025
CAS :
2416949-69-2
Molecular Formula : C25H29N7O4
Molecular Weight : 491.55


(R)-7-(But-2-yn-1-yl)-8-(3-(2,2-dimethylhydrazinyl)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
(R)-7-(But-2-yn-1-yl)-8-(3-(2,2-dimethylhydrazinyl)piperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471026
CAS :
NA
Molecular Formula : C27H33N9O2
Molecular Weight : 515.62


7-(But-2-yn-1-yl)-8-hydroxy-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
7-(But-2-yn-1-yl)-8-hydroxy-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471027
CAS :
NA
Molecular Formula : C20H18N6O3
Molecular Weight : 390.4


(R)-(1-(3,7-Dimethyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamic acid
(R)-(1-(3,7-Dimethyl-1-((4-methylquinazolin-2-yl)methyl)-2,6-dioxo-2,3,6,7-tetrahydro-1H-purin-8-yl)piperidin-3-yl)carbamic acid
Catalogue No.:PA 12 0471028
CAS :
NA
Molecular Formula : C23H26N8O4
Molecular Weight : 478.51


8-((R)-3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-(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)ethyl)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-(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)ethyl)quinazolin-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471034
CAS :
2463617-49-2
Molecular Formula : C51H56N16O4
Molecular Weight : 957.12


(R)-8-(3-Aminopiperidin-1-yl)-7-(4-hydroxybut-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-Aminopiperidin-1-yl)-7-(4-hydroxybut-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471036
CAS :
1807608-59-8
Molecular Formula : C25H28N8O3
Molecular Weight : 488.55


(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-6-((4-methylquinazolin-2-yl)methoxy)-3,7-dihydro-2H-purin-2-one
(R)-8-(3-Aminopiperidin-1-yl)-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 0471035
CAS :
2514724-20-8
Molecular Formula : C25H28N8O2
Molecular Weight : 472.55


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
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 0471041
CAS :
NA
Molecular Formula : C20H18Br2N6O2
Molecular Weight : 534.21


(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471045
CAS :
NA
Molecular Formula : C31H32N10O2
Molecular Weight : 576.67


7-(But-2-yn-1-yl)-3-methyl-8-(methylamino)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
7-(But-2-yn-1-yl)-3-methyl-8-(methylamino)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471048
CAS :
2468656-63-3
Molecular Formula : C21H21N7O2
Molecular Weight : 403.45


(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-3-nitroso-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-1-((4-methylquinazolin-2-yl)methyl)-3-nitroso-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471049
CAS :
NA
Molecular Formula : C24H25N9O3
Molecular Weight : 487.52


(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-nitroso-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-Aminopiperidin-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-7-nitroso-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471050
CAS :
NA
Molecular Formula : C21H23N9O3
Molecular Weight : 449.48


(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-nitroso-3,7-dihydro-1H-purine-2,6-dione
(R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-1-nitroso-3,7-dihydro-1H-purine-2,6-dione
Catalogue No.:PA 12 0471051
CAS :
NA
Molecular Formula : C15H19N7O3
Molecular Weight : 345.36


(R,E)-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,E)-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 0471053
CAS :
NA
Molecular Formula : C26H32N8O3
Molecular Weight : 504.6