119730-08-4
→
~81%
23429-89-2
7-methyl-3-(4-methylphenyl)-[1,3]thiazolo[3,2-a]pyrimidin-5-one
4209-24-9
对甲基-2-氯乙酰苯
56-04-2
甲基硫脲嘧啶