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

2074688-82-5

Linagliptin Impurity H (EP/BP) (As per EP monograph no 36.2); N1,N2-bis[(3R)-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]benzene-1,2-dicarboxamide; 1,2-Benzenedicarboxamide, N1,N2-bis[(3R)-1-[7-(2-butyn-1-yl)-2,3,6,7-tetrahydro-3-methyl-1-[(4-methyl-2-quinazolinyl)methyl]-2,6-dioxo-1H-purin-8-yl]-3-piperidinyl]; N,N’-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-1Hpurin-8-yl)piperidin-3-yl)phthalamide;