Linagliptin-d4

8-[(3R)-3-aminopiperidin-1-yl]-7-but-2-ynyl-3-methyl-1-[(4-methylquinazolin-2-yl)methyl]purine-2,6-dione,3-(diaminomethylidene)-1,1-dimethylguanidine

(R)-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)-2,2,2-trifluoroacetamide(LinagliptinImpurity)

Linagliptin-13C,d3

Linagliptin

Linagliptin Impurity 05

Linagliptin Methyldimer

Tert-butyl 4-(4-methoxy-1-methyl-6-oxo-1,6-dihydropyridine-3-carbonyl)piperazine-1-carboxylate

N-[(thiophen-2-yl)methyl]-N'-{[1-(2,2,2-trifluoroethyl)piperidin-4-yl]methyl}ethanediamide

1-(2,5-difluorophenyl)-N-{[1-methyl-3-(pyridin-4-yl)-1H-pyrazol-5-yl]methyl}methanesulfonamide

1-(2,5-difluorophenyl)-N-{[1-methyl-3-(pyridin-2-yl)-1H-pyrazol-5-yl]methyl}methanesulfonamide

1-[2-(4-methoxyphenyl)ethyl]-3-{[1-methyl-3-(pyridin-2-yl)-1H-pyrazol-5-yl]methyl}urea

N-{[1-methyl-3-(pyridin-4-yl)-1H-pyrazol-5-yl]methyl}-5,6,7,8-tetrahydronaphthalene-2-sulfonamide

1-[(2-Methyl-5-pyridin-2-ylpyrazol-3-yl)methyl]-3-(3-phenylpropyl)urea

N-(2H-1,3-benzodioxol-5-yl)-4-cyclopropylpiperidine-1-carboxamide

3-{[1-methyl-3-(pyridin-4-yl)-1H-pyrazol-5-yl]methyl}-1-[3-(trifluoromethyl)phenyl]urea

N-{[1-methyl-3-(pyridin-2-yl)-1H-pyrazol-5-yl]methyl}-5,6,7,8-tetrahydronaphthalene-2-sulfonamide