Acetamide, N-[[(5S)-2-oxo-3-[6-[4-(2-pyrrolidinylcarbonyl)-1-piperazinyl]-3-pyridinyl]- 5-oxazolidinyl]methyl]-

CAS:824415-41-0

Formula:C20H28N6O4

1H-Purine-2,6-dione, 8-[6-[(2,2-dimethoxyethyl)amino]-3-pyridinyl]-3,7-dihydro-1,3-dipropyl-

CAS:847611-00-1

Formula:C20H28N6O4

Linagliptin Impurity D

CAS:666816-91-7

Formula:C20H28N6O4

Carbamic acid, [(3S)-1-[7-(2-butynyl)-2,3,6,7-tetrahydro-3-methyl-2,6-dioxo-1H-purin-8- yl]-3-piperidinyl]-, 1,1-dimethylethyl ester

CAS:666816-92-8

Formula:C20H28N6O4

1-Piperazinecarboxylic acid, 4-[6-amino-1,7-dihydro-4-(4-morpholinylmethyl)-7-oxo-1,8-naphthyridin- 2-yl]-, ethyl ester

CAS:667880-92-4

Formula:C20H28N6O4

Carbamic acid, [1-[7-(2-butynyl)-2,3,6,7-tetrahydro-3-methyl-2,6-dioxo-1H-purin-8-yl]-3- piperidinyl]-, 1,1-dimethylethyl ester

CAS:668272-43-3

Formula:C20H28N6O4

1,2,4-Triazolo[4,3-a]pyrazine-7(8H)-carboxylic acid, 3-[(1S)-1-[(2-amino-2-methyl-1-oxopropyl)amino]-2-(phenylmethoxy)eth yl]-5,6-dihydro-, methyl ester

CAS:674341-53-8

Formula:C20H28N6O4

5-Pyrimidinecarboxamide, 2-[[(1R,2S)-2-aminocyclohexyl]amino]-4-[(3,4,5-trimethoxyphenyl)amino ]-, rel-

CAS:878272-75-4

Formula:C20H28N6O4

L-Histidine, N-[N-[(1,1-dimethylethoxy)carbonyl]-L-phenylalanyl]-, hydrazide

CAS:119832-58-5

Formula:C20H28N6O4

1H-Pyrrole-2-carboxamide, 1-(cyclopropylmethyl)-N-[5-[[[3-(dimethylamino)propyl]amino]carbonyl]-1 -methyl-1H-pyrrol-3-yl]-4-nitro-

CAS:566947-08-8

Formula:C20H28N6O4