[4R-(4alpha,4a alpha,6beta)]-4,4a,5,6-Tetrahydro-4,4a-dimethyl-6-(1-methylethenyl)-2(3H)-naphthalenone
| 名称： | [4R-(4alpha,4a alpha,6beta)]-4,4a,5,6-Tetrahydro-4,4a-dimethyl-6-(1-methylethenyl)-2(3H)-naphthalenone |
| 别名： | 5090-63-1
8,9-Didehydronootkatone
Dehydronootkatone
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| 分子式： | C15H20O |
| 分子量： | 216.33 |
| FEMA： | 4091 |
| JECFA： | 1862 |
JECFA信息：
| 最近的JECFA评价的日期和会议次数： | 2008 (Session 69) | | 质量规格的状况： | Full | | 物理形状/气味： | Pale yellow to brown liquid; Fruity aroma with citrus undertone | | 溶解度： | Practically insoluble or insoluble in water; soluble in non-polar solvents | | 乙醇中溶解度： | Insoluble | | 沸点(℃)： | 129-130℃ | | 最低检测值%： | 95% | | 折射系数： | 1.559-1.569 | | 比重： | 1.009-1.019 | | 验证实验： | HNMR | 光谱图：
![[4R-(4alpha,4a alpha,6beta)]-4,4a,5,6-Tetrahydro-4,4a-dimethyl-6-(1-methylethenyl)-2(3H)-naphthalenone光谱图1](http://www.cnreagent.com/data/flavors/jecfa/jecfa69/1862-hnmr.gif)
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