卤化反应
- halogenation
-
本文报导用环已烯经卤化反应、烷基化反应和Wittig反应合成天然杀虫剂β-水芹烯的方法。
The synthesis of natural insecticide β - phellandrene is reported by halogenation , alkylation and Wittig reaction from cyclohexene in this paper .
-
环丙酰胺类化合物的卤化反应及其应用
Cyclopropanes Lactam Compounds of Halogenation Reaction and Its Application
-
卤化反应中采用溴为卤化剂,70℃下反应,反应时间0.25h,收率98%。
Bromine was used in halogenation at 70 ℃ for 0.25 h and the yield was 98 % .
-
铜酞菁的卤化反应及颜料化技术
The Halogenation and Pigmentation of Copper Phthalocyanine
-
漂白紫胶贮存性质的研究(第四报)&紫胶树脂环状组分卤化反应动力学的研究
Storage properties of bleached lac ⅳ . kinetics of halogenation of cyclic parts in lac resin
-
在多孔固体催化剂颗粒中的串连扩散反应是非常重要的一类化学反应,如水解反应,卤化反应和氧化反应等。
The consecutive diffusion reaction in porous catalyst particles is a very important kind of chemical reactions , such as hydrolysis , halogenating , and oxidizing reactions .
-
介绍了过氧化物酶可以催化的四种反应类型:氧化去氢反应、氧化卤化反应、双氧水歧化反应、氧传递反应。
Four reaction types could be initiated by the peroxidase catalyzed are introduced , such as oxidative dehydrogenation , oxidative halogenation , H 2 O 2 dismutation and oxygen transfer reaction .
-
这个反应称为Hofman消除反应,它很像卤代烷的脱卤化氢反应。
This reaction , called the Hofman elimination , is quite analogous to the dehydrohalogenation of an alkyl halide .
-
环戊烷与二卤甲烷、SbF5或三卤化铝反应也可用于卤代环戊烷的合成。
The reaction of cyclopentane with methylene halide and antimony pentafluoride or aluminum halide was also reported .
-
己内酰胺在常温下为白色晶体,可以发生水解、氧化、卤化等反应,是重要的石油化工产品,主要用于民用纤维、工业纤维和工程塑料。
Caprolactam is one of important petrochemicals with a white crystal style at normal temperature and may occur some reactions such as hydrolyzation , oxygenation and halogenation . Caprolactam is mainly used for manufacture of engineering plastic and fibre for public and industry .
-
以傅克酰基化反应、串联的Aldol-Michael反应及Pd-催化的脱卤化氢环化反应为关键步骤,合成了低取代的二苯并并四苯衍生物(DBN)。
Low substituted dibenzo [ fg , op ] naphthacenes were synthesized by using Friedel-Crafts acylation , tadem aldol-Michael solvent-free reaction and palladium catalyzed dehydrohalogenation cyclization as key steps .
-
六氟化铀与卤化氢气体的反应动力学研究
Study on the Reaction Kinetics of Uranium Hexafluoride with Gaseous Hydrogen Halides
-
酶催化卤化和去卤化反应
Halogenation and Dehalogenation Reactions Catalyzed by Enzyme
-
结果表明,复合铁卤化络合物对该反应体系具有很好的催化效果。
The results showed that ferrite-halogen complexes had good catalytic effect to the reactive system .
-
本文对近年来在高效卤化试剂研究方面取得的进展进行了综述,介绍了系列高效卤化剂在卤化取代反应、卤化加成反应等方面的应用。
In this paper , research progress in the studying of high efficiency halogenation agent in recent years was reviewed and the application of a series of high efficiency halogenating reagents in halogenating substitution reaction and halogenating addition reaction were introduced .