methyl (Z)-3-hydroxybut-2-enoate
- 中文别名:(2Z)-3-羟基-2-丁烯酸甲酯
- 英文别名:methyl (Z)-3-hydroxybut-2-enoate;
4-hydroxy-4-methoxybut-3-en-2-one;
Methyl acetoacetate
- CAS No.:4525-25-1
- 分子式:
C5H8O3
- 分子量:116.11500
- 精确分子量:116.04700
- PSA:46.53000
- InChI:The Key: DHVOJYDALVUWPZ-ARJAWSKDSA-N
- 分子结构式:
物化性质
- 密度:
- 1.1g/cm3
- 沸点:
- 216.5ºC at 760 mmHg
- 闪点:
- 92.3ºC
- 折射率:
- 1.451
安全信息
- 密度:
- 1.1g/cm3
- 沸点:
- 216.5ºC at 760 mmHg
- 闪点:
- 92.3ºC
- 折射率:
- 1.451
海关数据
中国海关编码:2918199090
- 概述:
- HS: 2918199090. 其他含醇基但不含其他含氧基羧酸(包括其酸酐、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:9.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:30.0%
- 申报要素:
- 品名, 成分含量, 用途
- 摘要/Summary:
- 2918199090 other carboxylic acids with alcohol function but without other oxygen function, their anhydrides, halides, peroxides, peroxyacids and their derivatives。Supervision conditions:None。VAT:17.0%。Tax rebate rate:9.0%。MFN tariff:6.5%。General tariff:30.0%