acylation

Acylation activity of hydroxyl groups in methyl cholicate has been determined by the use of methacryloyl chloride, methacryloyl anhydride and methacrylic acid as the acylating agents.

以甲基丙烯酰氯、甲基丙烯酸酐和甲基丙烯酸作酰化剂，研究了胆酸甲酯分中羟基的反活性。

METHODS Terazosin hydrochloride was synthesized from anhydro-piperazine via acylation,reduction,amination,salification etc.

方法以无水哌嗪为起始原料,经酰化、还原、胺化、成盐等反盐酸特拉唑嗪。

Using α-naphthol as raw material, nadolol was synthesized through reaction steps comprising of reduction, acylation, oxidation, etherification and amination.

以α-萘酚为原料,经过还原、酰化、氧化、醚化和胺化等一系列步骤备了纳多洛尔。

p-Ethyl-phenylacetylene was synthesized from starting materials ethylbenzene via five steps by acylation、reduction、dehydration、bromize、eliminition reaction.And the conditions were optimized.

以乙苯作为原料,通过乙酰化、还原、脱水、溴化和消除五步反合成了乙基苯乙炔,并对反条件进行了优化。

The title resin has been prepared by Friedel-Crafts acylation followed by bromination and amination.The method avoids the utilization of cancerogenic chloromethyl methyl ether.

通过付氏酰基化反引入乙酰基，接着溴化、胺化，到标题树脂。该法避免了使用氯甲醚。

Method The target compound was synthesized from clarithromycin via hydrolyzation,acetylation,cyclic carbonatation,oxidation,decarbonatation,acylation,cyclic carbamatation and cyclization.

方法以克拉霉素为起始原料,经水解、乙酰化、环碳酸酯化、氧化、脱碳酸酯化、酰化、环氨基甲酸酯化和环合等反合成目标化合物。

The chemical modification methods of food proteins are summarized,including acylation,deamidation,phosphorylation,glycosylation,covalent cross-linking effect etc.

综述了酰化作用、去酰胺作用、磷酸化作用、糖基化作用、共价交联作用等食品蛋白质的化学改性技术及方法。