Linagliptin Impurity H

7-(丁-2-炔-1-基)-8-(二甲基氨基)-3-甲基-1-((4-甲基喹唑啉-2-基)甲基)-1H-嘌呤-2,6-(3H,7H)-二酮(利格列汀杂质)

Also known as: 7-(but-2-yn-1-yl)-8-(dimethylamino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione, 1H-Purine-2,6-dione, 7-(2-butyn-1-yl)-8-(dimethylamino)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-, 7-(2-Butyn-1-yl)-8-(dimethylamino)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione, 7-(But-2-yn-1-yl)-8-(dimethylamino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-1H-purine-2,6(3H,7H)-dione (Linagliptin Impurity), Linagliptin H, Linagliptin Imp.K, Linagliptin impurity 12/7-(2-Butyn-1-yl)-8-(dimethylamino)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione

Linagliptin Impurity H (CAS 1646355-34-1) is a compound in the Pharma Intermediates category listed in the Jingsj chemical database. It has the molecular formula C22H23N7O2 and a molecular weight of 417.46 g/mol. It is also known as 7-(but-2-yn-1-yl)-8-(dimethylamino)-3-methyl-1-((4-methylquinazolin-2-yl)methyl)-3,7-dihydro-1H-purine-2,6-dione, 1H-Purine-2,6-dione, 7-(2-butyn-1-yl)-8-(dimethylamino)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]- and 7-(2-Butyn-1-yl)-8-(dimethylamino)-3,7-dihydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-1H-purine-2,6-dione. Key property: a density of 1.30±0.1 g/cm3 (20 ºC 760 Torr). No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.

1646355-34-1

Jingsj CID

J-1528041-1

Molecular Formula

C₂₂H₂₃N₇O₂

Chinese Name

7-(丁-2-炔-1-基)-8-(二甲基氨基)-3-甲基-1-((4-甲基喹唑啉-2-基)甲基)-1H-嘌呤-2,6-(3H,7H)-二酮(利格列汀杂质)

Molecular Weight

417.46 g/mol

Category

Pharma Intermediates

Last updated

8/21/2026