Sigma-Aldrich
ETHYL (2E)-2-[4-(DIMETHYLAMINO)BENZYLIDENE]-7-METHYL-5-(4-METHYLPHENYL)-3-OXO-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE
ETHYL (2E)-2-(4-CHLOROBENZYLIDENE)-5-(4-METHOXYPHENYL)-7-METHYL-3-OXO-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE
ETHYL (2E)-2-BENZYLIDENE-7-METHYL-5-(3-NITROPHENYL)-3-OXO-2,3-DIHYDRO-5H-[1,3]THIAZOLO[3,2-A]PYRIMIDINE-6-CARBOXYLATE
ethyl (2E)-2-cyano-3-[(4-methyl-2-pyridinyl)amino]-2-propenoate
Ethyl (2E)-3-(2-chlorophenyl)-2-propenoate
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