Ethyl 2-(benzylamino)-4-methylpyrimidine-5-carboxylate

2-氨基-4-甲基嘧啶-5-羧酸乙酯

4-甲基-2-羟基嘧啶-5-羧酸乙酯

4-甲基-2-氯嘧啶-5-羧酸乙酯

Ethyl 6-methyl-2-oxo-4-phenyl-1,2,3,4-tetrahydro-5-pyrimidinecarb oxylate