- 更多网络例句与萘醛缩相关的网络例句 [注:此内容来源于网络,仅供参考]
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In the precence of the base catalyst KF/Al2O3, the one - pot reaction of 2 -hydroxybenzaldehyde or 2 - hydroxynaphthaldehyde with ethyl α- bromoacetate,α-bromoacetophenone , 1,4 - dichloromethylbenzene , 4,4'- dichloromethylbiphenyl and 1,5 -dichloromethylnaphthalene gave the benzofuran compounds in 38-89% yield.
本文报道用 KF/Al_2O_3作为碱催化剂,由水杨醛或2-羟基-1-萘醛分别和α-溴代乙酸酯、α-溴代苯乙酮、苄基氯、4,4'-二氯甲基联苯和1,5-二氯甲基萘等进行一锅化缩合反应,以38~89%的产率合成了14种芳并呋喃化合物。
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Chapter 4 comprises two part. Part reports on the manufacture and characterization of glucose oxidase -silver sol-polyvinyl butyral modified platinum electrodes with naphthol green B as an electron transfer mediator in the glucose solution.
将纳米Ag溶胶与聚乙烯醇缩丁醛构成复合固酶膜基质,采用溶胶-凝胶法固定GOD修饰铂丝电极,并以葡萄糖溶液中的萘酚绿B为电子媒介体组成葡萄糖生物传感器。
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The invention discloses a method for synthesizing acetyl tributyl citrate, which uses tributyl citrate and acetic anhydride as reaction articles, uses naphthalenesulfonic acid methylal as the catalyst during the ester synthesis process, filtering the catalyst from reacted articles after reaction, water-washing, alkaline-washing, distilling the filtrate to obatin acetyl tributyl citrate.
本发明公开了一种合成乙酰柠檬酸三丁酯的方法,它以柠檬酸三丁酯、乙酸酐为反应物,在酯合成过程中用萘磺酸甲缩醛作催化剂,反应结束后,将催化剂从反应后的物料中过滤出来,滤液经水洗、碱洗、蒸馏获得乙酰柠檬酸三丁酯。
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The direct aldol reactions catalyzed by organocatalyst derived from 2-amino-2'-hydroxy-1,1'-binaphthyl were studied.
研究了2-氨基-2'-羟基-1,1'-联萘衍生的有机小分子催化剂催化的直接羟醛缩合反应。
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reitman method to measure ALT and AST; bilirubin oxidase method to measure total bilirubin and conjugated bilirubin; biuret method to measure serum general protein; bromocresol purple method to measure serum albumin; enzymic colorimetric method to measure serum bile acids; benzyl aldehide azo naphthol method to measure monoamine oxide.
赖氏法。测定 ALT 和 AST;胆红素氧化酶法测定总胆红素和结合胆红素;双缩脲法测血清总蛋白;溴甲酚紫法测定血清清蛋白;酶比色法测定血清胆汁酸;苄醛偶氮萘酚法测定单氨氧化酶