CAS Number: 668270-12-0
Chemical Name: Linagliptin
Molecular Formula: C25H28N8O2
Molecular Weight: 472.54

CAS Number: 86365-83-5
Chemical Name: (2E)-1,3-Dibromo-2-butene
Molecular Formula: C4H6Br2
Molecular Weight: 213.9

CAS Number: 86365-84-6
Chemical Name: (2Z)-1,3-Dibromo-2-butene
Molecular Formula: C4H6Br2
Molecular Weight: 213.9

CAS Number: 13535-91-6
Chemical Name: (4-Methylquinazolin-2-yl)methanol
Molecular Formula: C10H10N2O
Molecular Weight: 174.2

CAS Number: 504-61-0
Chemical Name: (E)-2-Buten-1-ol
Molecular Formula: C4H8O
Molecular Weight: 72.11

CAS Number: 454713-13-4
Chemical Name: (R)-1-Benzyl-3-Boc-Aminopiperidine
Molecular Formula: C17H26N2O2
Molecular Weight: 290.41

CAS Number: 2074688-81-4
Chemical Name: (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
Molecular Formula: C33H32N8O5
Molecular Weight: 620.67

CAS Number: 397246-12-7
Chemical Name: (R)-2-Tert-butyloxycarbonylamino-pentane-1,5-diol
Molecular Formula: C10H21NO4
Molecular Weight: 219.28

CAS Number: 309956-78-3
Chemical Name: (R)-3-(Boc-Amino)piperidine
Molecular Formula: C10H20N2O2
Molecular Weight: 200.28

CAS Number: 1446263-38-2
Chemical Name: (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
Molecular Formula: C25H28N8O2
Molecular Weight: 472.54

CAS Number: 1573118-33-8
Chemical Name: (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
Molecular Formula: C34H32N8O4
Molecular Weight: 616.67

CAS Number: 1339955-47-3
Chemical Name: (R)-8-(3-Aminopiperidin-1-yl)-3,7-dimethyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
Molecular Formula: C22H26N8O2
Molecular Weight: 434.5

CAS Number: 1807608-59-8
Chemical Name: (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
Molecular Formula: C25H28N8O3
Molecular Weight: 488.55

CAS Number: 1791405-13-4
Chemical Name: (R)-8-(3-Aminopiperidin-1-yl)-7-(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C15H20N6O2
Molecular Weight: 316.37

CAS Number: 2514724-20-8
Chemical Name: (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
Molecular Formula: C25H28N8O2
Molecular Weight: 472.55

CAS Number: 2416949-69-2
Chemical Name: (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
Molecular Formula: C25H29N7O4
Molecular Weight: 491.55

CAS Number: 2074688-80-3
Chemical Name: (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
Molecular Formula: C35H37N9O5
Molecular Weight: 663.74

CAS Number: 1638744-06-5
Chemical Name: (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
Molecular Formula: C25H29BrN8O2
Molecular Weight: 553.47

CAS Number: 216854-24-9
Chemical Name: (S)-1-Benzyl-3-Boc-aminopiperidine
Molecular Formula: C17H26N2O2
Molecular Weight: 290.41

CAS Number: 607376-86-3
Chemical Name: (S)-2-((tert-Butoxycarbonyl)amino)pentane-1,5-diyl Dimethanesulfonate
Molecular Formula: C12H25NO8S2
Molecular Weight: 375.45

CAS Number: 2253964-85-9
Chemical Name: (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
Molecular Formula: C25H28N8O2
Molecular Weight: 472.55

CAS Number: 4088-60-2
Chemical Name: (Z)-2-Buten-1-ol
Molecular Formula: C4H8O
Molecular Weight: 72.11

CAS Number: 3355-28-0
Chemical Name: 1-Bromo-2-butyne
Molecular Formula: C4H5Br
Molecular Weight: 132.99

CAS Number: 109113-72-6
Chemical Name: 2-(Chloromethyl)-4-methylquinazoline
Molecular Formula: C10H9ClN2
Molecular Weight: 192.64

CAS Number: 6148-18-1
Chemical Name: 2-(Chloromethyl)quinazoline
Molecular Formula: C9H7ClN2
Molecular Weight: 178.62

CAS Number: 764-01-2
Chemical Name: 2-Butyn-1-ol
Molecular Formula: C4H6O
Molecular Weight: 70.09

CAS Number: 6972-77-6
Chemical Name: 2-Cyano-N-(methylcarbamoyl)acetamide
Molecular Formula: C5H7N3O2
Molecular Weight: 141.13

CAS Number: 666816-91-7
Chemical Name: 3-Methyl-7-(2-butyn-1-yl)-8-[(R)-3-(tertbutyloxycarbonylamino)piperidin-1-yl]-xanthine
Molecular Formula: C20H28N6O4
Molecular Weight: 416.48

CAS Number: 2638512-67-9
Chemical Name: 4,4'-(2-Methylpropane-1,3-diyl)bis(2-(chloromethyl)quinazoline)
Molecular Formula: C22H20Cl2N4
Molecular Weight: 411.33

CAS Number: 6972-82-3
Chemical Name: 5,6-Diamino-1-methylpyrimidine-2,4(1H,3H)-dione
Molecular Formula: C5H8N4O2
Molecular Weight: 156.15

CAS Number: 123524-29-8
Chemical Name: 7-((1,3-Dioxolan-2-yl)methyl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C10H12N4O4
Molecular Weight: 252.23

CAS Number: 1911621-52-7
Chemical Name: 7-(2-Butyn-1-yl)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione
Molecular Formula: C20H18N6O2
Molecular Weight: 374.4

CAS Number: 586408-08-4
Chemical Name: 7-(But-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C10H10N4O2
Molecular Weight: 218.22

CAS Number: 2468656-63-3
Chemical Name: 7-(But-2-yn-1-yl)-3-methyl-8-(methylamino)-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C21H21N7O2
Molecular Weight: 403.45

CAS Number: 2074688-84-7
Chemical Name: 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
Molecular Formula: C22H23N7O3
Molecular Weight: 433.47

CAS Number: 1646355-34-1
Chemical Name: 7-(but-2-yn-1-yl)-8-(Dimethylamino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C22H23N7O2
Molecular Weight: 417.47

CAS Number: 2463617-49-2
Chemical Name: 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
Molecular Formula: C51H56N16O4
Molecular Weight: 957.12

CAS Number: 2759280-92-5
Chemical Name: 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
Molecular Formula: C51H56N16O4
Molecular Weight: 957.12

CAS Number: 1383917-84-7
Chemical Name: 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
Molecular Formula: C25H28N8O2
Molecular Weight: 472.55

CAS Number: 2436762-89-7
Chemical Name: 8-Bromo-1,7-di(but-2-yn-1-yl)-3-methyl-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C14H13BrN4O2
Molecular Weight: 349.19

CAS Number: 93703-24-3
Chemical Name: 8-Bromo-3,9-dihydro-3-methyl-1H-purine-2,6-dione
Molecular Formula: C6H5BrN4O2
Molecular Weight: 245.03

CAS Number: 2138392-83-1
Chemical Name: 8-Bromo-3-methyl-1,7-bis((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C26H21BrN8O2
Molecular Weight: 557.41

CAS Number: 2749405-42-1
Chemical Name: 8-Bromo-3-methyl-7-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione
Molecular Formula: C16H13BrN6O2
Molecular Weight: 401.22

CAS Number: 666816-98-4
Chemical Name: 8-Bromo-3-methyl-7-(2-butynyl)-xanthine
Molecular Formula: C10H9BrN4O2
Molecular Weight: 297.11

CAS Number: 2512206-89-0
Chemical Name: 8-Bromo-3-methyl-9-(2-butynyl)-xanthine
Molecular Formula: C10H9BrN4O2
Molecular Weight: 297.11

CAS Number: 853029-57-9
Chemical Name: 8-Bromo-7-(but-2-yn-1-yl)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione
Molecular Formula: C20H17BrN6O2
Molecular Weight: 453.29

CAS Number: 1446263-39-3
Chemical Name: 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
Molecular Formula: C25H29BrN8O2
Molecular Weight: 553.45

CAS Number: 2463617-43-6
Chemical Name: Linagliptin Diene Impurity
Molecular Formula: C25H28N8O2
Molecular Weight: 472.54

CAS Number: NA
Chemical Name: Linagliptin Dimer Impurity
Molecular Formula: C52H59N17O4
Molecular Weight: 986.14

CAS Number: 1418133-47-7
Chemical Name: Linagliptin Methyldimer
Molecular Formula: C50H56N16O4
Molecular Weight: 945.11

CAS Number: 2489212-72-6
Chemical Name: Linagliptin N,N’-Methylene Dimer
Molecular Formula: C51H56N16O4
Molecular Weight: 957.1

CAS Number: 1803079-49-3
Chemical Name: Linagliptin N-Acetyl Impurity
Molecular Formula: C27H30N8O3
Molecular Weight: 514.58

CAS Number: 1955514-80-3
Chemical Name: Linagliptin N-Aminoacyl Impurity
Molecular Formula: C26H29N9O3
Molecular Weight: 515.57

CAS Number: 2137744-33-1
Chemical Name: Linagliptin N-Formyl Impurity
Molecular Formula: C26H28N8O3
Molecular Weight: 500.55

CAS Number: 668270-11-9
Chemical Name: Linagliptin S-Isomer
Molecular Formula: C25H28N8O2
Molecular Weight: 472.54

CAS Number: 1398044-43-3
Chemical Name: Linagliptin-13C,d3
Molecular Formula: C2413CH25D3N8O2
Molecular Weight: 476.56

CAS Number: 1398044-48-8
Chemical Name: Linagliptin-d3
Molecular Formula: C25H25D3N8O2
Molecular Weight: 475.56

CAS Number: 2444011-29-2
Chemical Name: 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
Molecular Formula: C34H34N8O5
Molecular Weight: 634.7

CAS Number: 2279114-31-5
Chemical Name: 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
Molecular Formula: C20H18BrN5O4
Molecular Weight: 472.3

CAS Number: 14785-95-6
Chemical Name: N-(6-Amino-1,2,3,4-tetrahydro-1-methyl-2,4-dioxo-5-pyrimidinyl)formamide
Molecular Formula: C6H8N4O3
Molecular Weight: 184.16

CAS Number: 668273-75-4
Chemical Name: N-Boc Linagliptin
Molecular Formula: C30H36N8O4
Molecular Weight: 572.67

CAS Number: 2253964-98-4
Chemical Name: N-Depiperidin-3-amine Linagliptin Dimer
Molecular Formula: C45H44N14O4
Molecular Weight: 844.92

CAS Number: 886588-63-2
Chemical Name: N-Phthalimide-linagliptin
Molecular Formula: C33H30N8O4
Molecular Weight: 602.66

CAS Number: 2074688-82-5
Chemical Name: 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
Molecular Formula: C58H58N16O6
Molecular Weight: 1075.21

CAS Number: 2443735-53-1
Chemical Name: 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
Molecular Formula: C38H42N10O4
Molecular Weight: 702.82

CAS Number: 478828-62-5
Chemical Name: tert-Butyl (1-benzylpiperidin-3-yl)carbamate
Molecular Formula: C17H26N2O2
Molecular Weight: 290.4

CAS Number: 2518331-40-1
Chemical Name: 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
Molecular Formula: C24H32N6O4
Molecular Weight: 468.56

CAS Number: 188111-79-7
Chemical Name: tert-Butyl (R)-3-aminopiperidine-1-carboxylate
Molecular Formula: C10H20N2O2
Molecular Weight: 200.28

CAS Number: 1673546-62-7
Chemical Name: Trifluoro acetyl amino Linagliptin
Molecular Formula: C27H27F3N8O3
Molecular Weight: 568.56