3-羟基-5,6-二甲氧基苯并(b)噻吩-3-羧酸甲酯

3-羟基-5,6-二甲氧基苯并(b)噻吩-3-羧酸甲酯

methyl 3-hydroxy-5,6-dimethoxy-2H-1-benzothiophene-3-carboxylate

26759-48-8

C12H14O5S

270.30200

90.29000

1.17010

270.05600

1.596

194.5ºC

4.78E-07mmHg at 25°C

1.358g/cm3

397.9ºC at 760mmHg

2934999090

品名, 成分含量, 用途

2934999090. 其他杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0%

2934999090. other heterocyclic compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

2934999090. Other nucleic acids and their salts, whether or not chemically defined; other heterocyclic compounds. General tariff: