1) chloromethyldihydrosafrole
氯甲基二氢黄樟油素
1.
This environmentally amicable synthesis of piperonyl butoxide involves the hydrogenation of CPL Oil with Raney Ni W 2 as catalyst,the chloromethylation of dihydrosafrole (DHS) [94 58 6],and the etherification of chloromethyldihydrosafrole (CMDHS)[1938 32 5].
国外用黄樟油催化加氢制成二氢黄樟油素 (ＤＨＳ) ,再氯甲基化生产氯甲基二氢黄樟油素 (ＣＭＤＨＳ) ,醚化生成ＰＢ。
2) chloromethyldihydrosafrole(CMDHS)
氯甲基二氢黄樟油素(CMDHS)
3) dihydrosafrole
二氢黄樟油素
1.
This environmentally amicable synthesis of piperonyl butoxide involves the hydrogenation of CPL Oil with Raney Ni W 2 as catalyst,the chloromethylation of dihydrosafrole (DHS) [94 58 6],and the etherification of chloromethyldihydrosafrole (CMDHS)[1938 32 5].
国外用黄樟油催化加氢制成二氢黄樟油素 (ＤＨＳ) ,再氯甲基化生产氯甲基二氢黄樟油素 (ＣＭＤＨＳ) ,醚化生成ＰＢ。
2.
The conversion of dihydrosafrole in chloromethylation was 97.
在复配型 A相转移催化剂存在下 ,二氢黄樟油素进行氯甲基化反应的转化率为 97。
4) dihydrosafrole
二氢黄樟素
1.
Gas Chromatographic Determination of dihydrosafrole;
二氢黄樟素的气相色谱分析
5) safrol
['sæfrəul]
黄樟油素
1.
Dihydrosafrol is mainly used to synthesize piperonyl butoide which is a widely used insecticide synergist.
二氢黄樟油素主要用于合成高效、用途广泛的农药增效剂———胡椒基丁醚 。
2.
Cinnamomum pauciflorum is a perennial evergreen plant species, its leaves have Cinnamomum pauciflorum oil, in which safrol takes the proportion of more than 95%.
5 % ,比黄樟树根含油量高出1倍左右,精油中黄樟油素纯度高达95 %以上。
6) safrole
[英]['sæfrəul] [美]['sæfrol]
黄樟油素
1.
Raw materials to produce heliotropine are safrole oil and dihydroxybenzene .
由于氢氧化钾催化黄樟油素异构化法具有原料方便、工艺简单特点，故它是国内工业生产异黄樟油素的唯一方法，但存在收率低(收率小于90％)、污水量大的缺陷，目前一直未解决。
2.
For the substances of molecular weight between 30-550u,the essential oil produced by steam distillation contained α-limonene,linalool and 2-methyl-3-(2-propenyl)phenol besides safrole.
分别采用水蒸气蒸馏、乙醚浸提、超临界CO2萃取从岩桂叶中提取得含黄樟油素的精油(浸膏),产品得率分别为2。
3.
The situation on research and development of safrole are outlined.
概述了黄樟油素的研究与开发现状,重点介绍了用黄樟油素来合成各种香料的方法,指出了解决黄樟油素资源问题的具体方法。
补充资料：油素
1.光滑的白绢。多用于书画。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条