Sigma-Aldrich
ethyl 2-(4-butoxybenzyl)hydrazinecarboxylate
Ethyl 2-(4-methoxyphenyl)-7-methylpyrazolo[1,5-a]pyrimidine-6-carboxylate
Ethyl 4-(4-acetamidophenyl)-4-oxobutanoate
Ethyl 4-(4-fluorophenyl)-2-(4-methoxyphenyl)thiazole-5-carboxylate
Ethyl 4-(4-Methylphenyl)-4-oxobutanoate
ETHYL 4-(3,4-DIMETHOXYPHENYL)-2,7,7-TRIMETHYL-5-OXO-1,4,5,6,7,8-HEXAHYDRO-3-QUINOLINECARBOXYLATE
Ethyl 4-amino-2-mercaptopyrimidine-5-carboxylate
ETHYL 4-CARBOXY-5-FORMYL-3-METHYL-2-PYRROLECARBOXYLATE
Ethyl 2-amino-4-(3,4-dimethylphenyl)-3-thiophenecarboxylate
Ethyl 2-amino-4-(4-ethoxyphenyl)thiophene-3-carboxylate
Ethyl 2-amino-4-p-tolylthiophene-3-carboxylate
Ethyl 2-amino-6-methyl-4,5,6,7-tetrahydrothieno[2,3-c]pyridine-3-carboxylate
ETHYL 2-BENZYLTHIO-4-HYDROPYRIMIDINE-5-CARBOXYLATE
ETHYL 2-CHLOROBENZOYLACETATE, COPPER(II) DERIVATIVE
ETHYL 4-HYDROXY-7-METHYL[1,8]NAPHTHYRIDINE-3-CARBOXYLATE