2,5-Dimethyl-3-oxo-(2H)-fur-4-yl butyrate
| 名称: | 2,5-Dimethyl-3-oxo-(2H)-fur-4-yl butyrate |
| 别名: | 114099-96-6 4-Butyroxy-2,5-dimethyl-3(2H)-furanone
|
| 分子式: | C10H14O4 |
| 分子量: | 198.22 |
| FEMA: | 3970 |
| JECFA: | 1519 |
JECFA信息:
| 最近的JECFA评价的日期和会议次数: | 2005 (Session 65) | | 质量规格的状况: | Full | | 物理形状/气味: | Colourless to pale yellow liquid; Spicy, sweet aroma | | 溶解度: | Insoluble in water | | 乙醇中溶解度: | Soluble | | 沸点(℃): | 287℃ | | 最低检测值%: | 93% | | 酸价的上限: | 5 | | 折射系数: | 1.467-1.473 | | 比重: | 1.095-1.103 | | 其他要求: | Safety evaluation not completed; SC: 1-3% 4-Hydroxy-2,5-dimethyl-3(2H)-furanone and 1-3% Butyric acid | | 验证实验: | NMR | 光谱图:

|
|