177364-92-0
2,5-Thiophenedicarboxylic acid, 3,4-dimethoxy-, diethyl ester
→
~87%
177364-96-4
2,5-噻吩二羧酸, 3,4-二甲氧基-
118851-98-2
dimethyl 3,4-dimethoxythiophene-2,5-dicarboxylate
~81%
1822-66-8
3,4-二羟基噻吩-2,5-二羧酸二乙酯
+
77-78-1
硫酸二甲酯
553-90-2
草酸二甲酯
16002-29-2
硫代二乙酸二甲酯
51792-34-8
3,4-二甲氧基噻吩