66155-40-6
(3H-benzothiazole-2,2-diyl)-bis-acetic acid dimethyl ester
→
~27%
120-75-2
2-甲基苯并噻唑
+
66155-33-7
methyl 3-(2-methoxy-2-oxoethylidene)-4H-1,4-benzothiazine-2-carboxylate