13979-23-2
13979-23-2结构式
- 常用中文名：ethyl 3-methyl-4-oxo-pent-2-enoate
- 常用英文名：ethyl 3-methyl-4-oxo-pent-2-enoate
- CAS号：13979-23-2
- 分子式：C8H12O3
- 分子量：156.17900
- 发布时间：2016-02-07 21:52:19
- 更新时间：2024-01-19 11:23:52
| 英文名 | ethyl 3-methyl-4-oxopent-2-enoate |
|---|---|
| 英文别名 |
3-methyl-4-oxo-octanoic acid
3-methyl-4-oxo-2-pentenoic acid ethyl ester 4-Oxo-3-methyl-2-pentenoic acid Ethyl 3-Methyl-2-penten-4-onat 3-Methyl-4-oxo-pent-2-ensaeure Octanoic acid,3-methyl-4-oxo 3-Methyl-4-oxo-2-pentenoic acid 3-Methyl-4-oxo-octansaeure 3-methyl-4-oxo-pent-2-enoic acid 3-Methyl-4-oxo-pent-2-en-saeure-aethylester |
| 密度 | 1.01g/cm3 |
|---|---|
| 沸点 | 237.4ºC at 760 mmHg |
| 分子式 | C8H12O3 |
| 分子量 | 156.17900 |
| 闪点 | 98ºC |
| 精确质量 | 156.07900 |
| PSA | 43.37000 |
| LogP | 1.08480 |
| 蒸汽压 | 0.045mmHg at 25°C |
| 折射率 | 1.44 |
| 海关编码 | 2918300090 |
|---|
| 海关编码 | 2918300090 |
|---|---|
| 中文概述 | 2918300090 其他含醛基或酮基不含其他含氧基羧酸（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: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 |
| Summary | 2918300090 other carboxylic acids with aldehyde or ketone 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% |