124-41-4
甲醇钠
+
193747-11-4
4-二甲氧基甲基-2-丙基磺酰基嘧啶
→
193746-84-8
4-(Dimethoxymethyl)-2-methoxypyrimidine
164738-44-7
2-甲氧基嘧啶-4-甲醛