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、还原、
、
制得
酸特拉唑嗪。
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、还原、
、
制得
酸特拉唑嗪。
The chemical modification methods of food proteins are summarized,including acylation,deamidation,phosphorylation,glycosylation,covalent cross-linking effect etc.
综述了酰作用、去酰
作用、磷酸
作用、糖基
作用、共价交联作用
食品蛋白质的
学改性技术及方法。
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、环碳酸酯
、氧
、脱碳酸酯
、酰
、环氨基甲酸酯
和环合
合
目标
合物。
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.
通过付氏酰基引入乙酰基,接着溴
、
,得到标题树脂。该法避免了使用氯甲醚。
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剂,研究了胆酸甲酯分子中羟基的
活性。
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