4131-74-2
3,3'-硫代二丙酸二甲酯
→
~97%
4160-61-6
4-氧代-四氢-硫代吡喃-3-羧酸甲酯
2935-90-2
3-巯基丙酸甲酯
+
292638-85-8
~73%
109276-67-7
4-hydroxy-3-thiene-3-carboxylic acid methyl ester