141-97-9
乙酰乙酸乙酯
+
100-52-7
苯甲醛
598-52-7
N-甲基硫脲
→
~85%
108958-81-2
ethyl 3,4-dimethyl-6-phenyl-2-sulfanylidene-1,6-dihydropyrimidine-5-carboxylate