甲氧基亚甲基马来酸二甲酯

甲氧基亚甲基马来酸二甲酯

dimethyl 2-(methoxymethylidene)propanedioate

22398-14-7

C7H10O5

174.15100

61.83000

-0.13730

174.05300

白色或灰白色晶体

1.439

158 °C

0.292mmHg at 25°C

40-44 °C

1.154 g/cm3

98 °C (0.5 mmHg)

2918990090

R43

S37/39-S26-S24

Xn

HS: 2918990090 Other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives

品名, 成分含量, 用途

2918990090. 其他含其他附加含氧基羧酸（包括酸酐、酰卤化物、过氧化物和过氧酸及该税号的衍生物）. 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:30.0%

2918990090. other carboxylic acids with additional oxygen function and their anhydrides, halides, peroxides and peroxyacids; their halogenated, sulphonated, nitrated or nitrosated derivatives. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%