3-氯-2,4(3H,5H)-呋喃二酮

3-氯-2,4(3H,5H)-呋喃二酮

3-Chloro-4-Hydroxy-2(5H)-Furanone

4971-55-5

C4H3ClO3

134.51800

43.37000

-0.28030

133.97700

米色结晶粉末

1.48

192ºC

206ºC (dec.)(lit.)

1.51g/cm3

364.5ºC at 760 mmHg

2932190090

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: