2-甲酸基噻吩-4-羧酸甲脂

2-甲酸基噻吩-4-羧酸甲脂

Methyl 2-formyl-4-thiophenecarboxylate

67808-66-6

C7H6O3S

170.18600

71.61000

1.34720

170.00400

1.581

132.8ºC

113-116°C

1.327 g/cm3

296ºC at 760 mmHg

2934999090

R36/37/38

S37/39; S26

Xi

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: