5-(4-硝基苯基)噻吩-2-羧酸

5-(4-硝基苯基)噻吩-2-羧酸

5-(4-nitrophenyl)thiophene-2-carboxylic acid

80387-79-7

C11H7NO4S

249.24300

111.36000

3.54470

249.01000

1.666

240.4ºC

276-280ºC

1.478g/cm3

473.8ºC at 760 mmHg

GHS07

警告

H302

2934999090

R22

Xn

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: