5-溴-4-甲基噻吩-2-羧酸

5-溴-4-甲基噻吩-2-羧酸

5-bromo-4-methylthiophene-2-carboxylic acid

54796-53-1

C6H5BrO2S

221.07200

65.54000

2.51720

219.91900

1.63

148.812ºC

1.784 g/cm3

322.448ºC 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: