11-SA1210.28

Linagliptin N-BocLinagliptin IMP N-[(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]-carbamic Acid 1,1-Dimethylethyl Ester

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11-SA1210.54

Linagliptin Dimer ImpurityLinagliptin IMP 8-[(3R)-3-Amino-1-piperidinyl]-1-[[4-[[2-[[8-[(3R)-3-amino-1-piperidinyl]-7-(2-butyn-1-yl)-2,3,6,7-tetrahydro-3-methyl-2,6-dioxo-1H-purin-1-yl]methyl]-1,4-dihydro-4-ethyl-4-quinazolinyl]methyl]-2-quinazolinyl]methyl]-7-(2-butyn-1-yl)-3,7-dihydro-3-methyl-

Continue Reading11-SA1210.54