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- geranyl cinnamate 桂酸香叶酯
- They were good catalyst for synthesis of n-butyl cinnamate. 它们是催化合成肉桂酸正丁酯的良好催化剂。
- Ginkgo leaf shape has also been Geranyl on both sides of the sub-point of impact. 银杏的叶形,还受到叶基两边分枚角度的影响。
- The conclusion was that geranyl glycoside could be used as a flavor material in cigarette flavoring. 结论:香叶醇糖苷可以作为香原料应用到卷烟中。
- Amyl cinnamate was synthesized from cinnamic acid and amyl alcohol using tungstosilicic acid as catalyst. 以钨硅酸为催化剂,通过桂酸和戊醇酯化反应合成桂酸戊酯,研究了各有关因素对产品酯化率的影响。
- Other major compositions included benzaldehyde, 4-allylanisole, geranyl acetate, and cinnamyl acetate. 其他平均百分比高于1%25之成分包括苯甲醛,4-丙烯苯甲醚,乙酸香叶酯及乙酸桂皮酯等。
- The main component was methoxy-ethyl cinnamate with content of 40.96%, next was ethyl cinnamate with content of 23.68%. 主要成分是对甲氧基肉桂酸乙酯,含量为40.;96%25;其次是肉桂酸乙酯,含量为23
- Ethyl cinnamate was prepared by one-pot method from 1,3,3,3-tetrachloropropylbenzene with 85.2% yield. 以1;3;3;3-四氯两基苯一锅煮方法制备肉桂酸乙酯;收率达到85.;2%25。
- Butyl cinnamate was synthesized from cinnamic acid and butyl alcohol using tungstosilicic acid as catalyst. 以钨硅杂多酸为催化剂,通过肉桂酸和正丁醇反应合成肉桂酸正丁酯。
- Results showed that the conversion of cinnamate acid were 95.5% and the performance of catalyst were stable. 结果表明,肉桂酸的转化率可达95.5%25,且催化剂的性能稳定。
- Farnesol can be synthesized by different chemical means from different materials, such as, nerolidol, geranyl derivatives or other (compounds). 由橙花叔醇、香叶基衍生物和其它多种原料经不同的化学反应手段,可以合成金合欢醇。
- The main component was methoxy-ethyl cinnamate with content of 40.96%,next was ethyl cinnamate with content of 23.68%. 主要成分是对甲氧基肉桂酸乙酯;含量为40.;96%25;其次是肉桂酸乙酯;含量为23
- In order to develop new cigarette flavors,the smoke analysis and sensory evaluation of cigarettes added with geranyl glycoside were conducted. 为开发新型烟用香料,将香叶醇糖苷添加到卷烟中,而后进行烟气分析和评吸。
- A new method of extracting cinnam aldehyde from Cinnamomum cassia Presl bark was put forward. 用少量乙醇溶液润湿肉桂皮,然后加入热水,使渗透到肉桂皮微孔内的乙醇溶液沸腾,强化提取过程。
- Iso-butyl cinnamate was synthesized by the esterifiestion of iso-butanol with cinnamic acid with the presence of potassium bisulfate monohydrate. 应用硫酸氢钾催化肉桂酸与异丁醇的酯化反应,合成了肉桂酸异丁酯。
- Health is careful observation of a group of tree leaves, we find that changes in the shape of ginkgo Geranyl larger, from the arc, triangle to the Arrow. 仔细观察一批实生树的叶片,可以发现,银杏叶基形状的变化较大,从弧形、三角形到箭形。
- In this paper, the methyl cinnamate was synthesized from cinnamate acid and methanol by using strongly acidic ion exchange resin as catalyst. 以磺酸型阳离子交换树脂为催化剂,由肉桂酸和甲醇合成了肉桂酸甲酯。
- Geranyl generated Cong, inverted Luanzhuang lanceolate, gradually narrow the base of a stalk, Bu Zhengqi edge of a blunt teeth, wrinkled leaves, slightly below purple. 叶基生成丛,倒卵状披针形,基部渐狭成柄,边缘有不整齐钝齿,叶面皱缩,下面略带紫色。
- It contains not less than 45.0 per cent m/m and not more than 70.0 per cent m/m of esters, mainly benzyl benzoate and benzyl cinnamate. 本品含酯类成分以安息香苯甲酯和桂皮酸苯甲酯计应为45.;0%25至70
- The latter has seven types,such as p-aminobenzoate derivatives cinnamate derivatives,and so on,which can absorb UVB and UVA efficiently,an... 它们已被广泛地应用于化妆品、护发品、织物处理及洗涤剂中。
