您好，欢迎来到魔法化学网！
| CAS号 : | 77-83-8 |
精确质量 : | 206.09400 |
| 分子式 : | C12H14O3 |
logP : | 1.86370 |
| 分子量 : | 206.23800 |
PSA : | 38.83000 |
3-甲基-3-苯基缩水甘油酸乙酯 | |
Ethyl 3-Methyl-3-Phenylglycidate | |
77-83-8 | |
C12H14O3 | |
206.23800 | |
38.83000 | |
1.86370 | |
206.09400 |
|
n20/D 1.505(lit.)
|
|
|
透明黄色液体
|
|
|
>230 °F
|
|
|
272-275 °C(lit.)
|
|
|
1.087 g/mL at 25 °C(lit.)
|
|
|
Stable under normal temperatures and pressures.
|
|
|
Store in a cool, dry place. Keep container closed when not in use.
|
|
MW5250000
|
|
|
2
|
|
|
S16-S26-S36/37/39
|
|
|
UN 1993 3/PG 3
|
|
|
2918990090
|
|
|
Xi
|
|
|
R10; R36/37/38
|
|
2933990090
|
|
2933990090. 其他仅含氮杂原子的杂环化合物. 增值税率:17.0%. 退税率:13.0%. 监管条件:无. 最惠国关税:6.5%. 普通关税:20.0% | |
2933990090. heterocyclic compounds with nitrogen hetero-atom(s) only. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0% |
<p>1.本品无系人工合成,由苯乙酮与氯代乙酸乙酯在乙醇钠存在下缩合,即通过克兰荪(Claisen)反应制得。以苯乙酮计,收率40%左右。 <br>2.由苯乙酮与氯乙酸乙酯在乙醇钠或氨基钠存在下缩合,经中和、水洗、分离,减压蒸馏制得。</p> | |
<p>1.本品具有强烈的杨梅香,通常在稀释后用作杨梅香精的调合原料,也用于化妆品,在调合玫瑰、风信子和仙客来等化妆品用花精渍时,加入微量本品就可产生特殊效果。 <br>2.用于配制樱桃、葡萄、苹果、草莓等水果型食用香精。在胶姆糖中使用量为470mg/kg;软饮料中5.6mg/kg;糖果中21mg/kg;烘烤食品中18mg/kg;布丁类中13mg/kg;冷饮中6.7mg/kg。</p> |
