5680-79-5
甘氨酸甲酯盐酸盐
+
59337-92-7
3-氯磺酰基-2-噻吩甲酸甲酯
→
~70%
106820-63-7
3-磺酰氨基乙酸甲酯-2-噻吩甲酸甲酯
59337-91-6
3-chlorosulfonyl-thiophene-2-carboxylic acid chloride
59337-89-2
3-氯噻吩-2-羧酸