3-羟基-4,5-二甲基噻吩-2-羧酸甲酯

3-羟基-4,5-二甲基噻吩-2-羧酸甲酯

methyl 3-hydroxy-4,5-dimethylthiophene-2-carboxylate

32822-84-7

C8H10O3S

186.22800

74.77000

1.85710

186.03500

1.562

122ºC

1.26g/cm3

278.1ºC at 760 mmHg

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: