2-甲基-2-戊烯酸

2-甲基-2-戊烯酸

2-Methyl-2-pentenoic acid

3142-72-1

C6H10O2

114.14200

37.30000

1.42730

114.06800

无色至淡黄色液体

n20/D 1.46(lit.)

226 °F

26-28 °C(lit.)

0.979 g/mL at 25 °C

123-125 °C30 mm Hg(lit.)

>1 (vs air)

III

8

2916190090

UN 3261 8/PG 3

2

R22; R34

S26-S36/37/39-S45

C

HS:2916190090.Unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives

品名, 成分含量, 用途, 丙烯酸、丙烯酸盐或酯应报明包装

A.入境货物通关单
B.出境货物通关单

R.进口食品卫生监督检验
S.出口食品卫生监督检验
M.进口商品检验
N.出口商品检验

2916190090 其他不饱和无环一元羧酸（包括其酸酐、酰卤化物，过氧化物和过氧酸以及它们的衍生物）。监管条件:AB(入境货物通关单,出境货物通关单)。增值税率:17.0%。退税率:9.0%。最惠国关税:6.5%。普通关税:30.0%

2916190090 unsaturated acyclic monocarboxylic acids, their anhydrides, halides, peroxides, peroxyacids and their derivatives。supervision conditions:AB(certificate of inspection for goods inward,certificate of inspection for goods outward)。VAT:17.0%。tax rebate rate:9.0%。MFN tariff:6.5%。general tariff:30.0%