2,5-二甲基-3-呋喃酸

2,5-二甲基-3-呋喃酸

2,5-dimethylfuran-3-carboxylic acid

636-44-2

C7H8O3

140.13700

50.44000

1.59460

140.04700

白色至淡的黄色结晶粉末

99.3ºC

137-140 °C(lit.)

1.194 g/cm3

240.6ºC at 760 mmHg

GHS07

警告

H315; H319; H335

2932190090

3

R36/37/38

S26-S36

Xi

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: