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位置:首页 > 资料中心 > 香料香精 > Mixture of (E)-4-((E)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone and (E)-4-((Z)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone
名称、CAS号查询:  

Mixture of (E)-4-((E)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone and (E)-4-((Z)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone

名称:Mixture of (E)-4-((E)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone and (E)-4-((Z)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone
别名:13215-88-8
2-Cyclohexen-1-one, 4-(2-butenylidene)-3,5,5-trimethyl-
4-(2-Butenylidene)-3,5,5-trimethylcyclohex-2-en-1-one (mixture of isomers)
Megastigmatrienone
分子式:C13H18O
分子量:190.28
FEMA:4663
JECFA:2057
JECFA信息:
最近的JECFA评价的日期和会议次数:2010 (Session 73)
质量规格的状况:Full
物理形状/气味:Clear to pale yellowish liquid; Fruity floral tobacco-like aroma
溶解度:Practically insoluble or insoluble in water
乙醇中溶解度:Soluble
沸点(℃):95-110℃ (< 1 mm Hg)
最低检测值%:95%
折射系数:1.536-1.556
比重:0.985-1.005
其他要求:Mixture of isomers: (50% E,E; 50% E,Z); SC: 5-6% 4,7,9-Megastigmatrien-3-one
验证实验:HNMR IR MS
光谱图:
Mixture of (E)-4-((E)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone and (E)-4-((Z)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone光谱图1

Mixture of (E)-4-((E)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone and (E)-4-((Z)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone光谱图2

Mixture of (E)-4-((E)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone and (E)-4-((Z)-but-2-en-1-ylidene)-3,5,5-trimethylcyclohex-2-enone光谱图3

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