2,4-diethyl 6-methyl-5H,6H,7H,8H-pyrido[4,3-d]pyrimidine-2,4-dicarboxylate CAS:2069184-18-3 A1077711 2,4-DIFLUORO-3-METHYL-5-NITROBENZENAMINE CAS:112822-77-2 https://www.amadischem.com/product-A1251055 2,4-DIFLUORO-5-METHYLPHENYLACETONITRILE CAS:1242314-98-2 https://www.amadischem.com/product-A1230259 | ||||||||||||||