1253791-05-7

ethyl 5-hydroxy-2-methylsulfanyl-7-oxo-8-prop-2-ynylpyrido[2,3-d]pyrimidine-6-carboxylate Ethyl 5-hydroxy-2-(methylthio)-7-oxo-8-(prop-2-ynyl)-7,8-dihydropyrido[2,3-d]pyrimidine-6-carb Ethyl 5-hydroxy-2-(methylthio)-7-oxo-8-(prop-2-yny l)-7,8-dihydropyrido[2,3-d]pyrimidine-6-carbox Ethyl 5-hydroxy-2-(Methylthio)-7-oxo-8-(prop-2-yny l)-7,8-dihydropyrido[2,3-d]pyriMidine-6-carboxylat ethyl 5-hydroxy-2-(methylthio)-7-oxo-8-(prop-2-ynyl)-7,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylate Ethyl 5-hydroxy-2-(methylthio)-7-oxo-8-(prop-2-yn-1-yl)-7,8-dihydropyrido[2,3-d]pyrimidine-6-carboxylate Pyrido[2,3-d]pyrimidine-6-carboxylic acid, 7,8-dihydro-5-hydroxy-2-(methylthio)-7-oxo-8-(2-propyn-1-yl)-, ethyl ester