3,4-亚丙基二氧噻吩-2,5-二羧酸

3,4-亚丙基二氧噻吩-2,5-二羧酸

3,4-dihydro-2H-thieno[3,4-b][1,4]dioxepine-6,8-dicarboxylic acid

177364-98-6

C9H8O6S

244.22100

121.30000

1.30580

244.00400

1.634

245.658ºC

0mmHg at 25°C

>250ºC (dec.)

1.621g/cm3

482.583ºC at 760 mmHg

GHS07

警告

H315; H319; H335

2934999090

R36/37/38

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: