2,5-二-叔-丁基噻吩

2,5-二-叔-丁基噻吩

2,5-ditert-butylthiophene

1689-77-6

C12H20S

196.35200

28.24000

4.34310

196.12900

1.49

63.1ºC

0.145mmHg at 25°C

0.924g/cm3

223.2ºC 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: