2,5-二甲氧基-3-四氢呋喃缩醛

2,5-二甲氧基-3-四氢呋喃缩醛

2,5-Dimethoxy-3-tetrahydrofurancarboxaldehyde

50634-05-4

C7H12O4

160.16800

44.76000

0.16680

160.07400

透明黄色至棕色液体

n20/D 1.4401(lit.)

178 °F

1.129 g/mL at 25ºC(lit.)

89ºC12 mm Hg(lit.)

GHS07

警告

H302 + H312 + H332; H315; H319; H335

2932190090

R20/21/22

S26-S36-S37-S39

Xn

品名, 成分含量, 用途

2932190090 其他结构上有非稠合呋喃环化合物. 增值税率:17.0% 退税率:9.0% 监管条件:无 最惠国关税:6.5% 普通关税:20.0%

2932190090 other compounds containing an unfused furan ring (whether or not hydrogenated) in the structure VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%

2932190090. Other Compounds containing an unfused furan ring (whether or not hydrogenated) in the structure. General tariff: