Chemical modification including oxygenation, esterify, graft copolymerization and so on.

学改性主要有氧、交联、酯和接枝共聚。

Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.

首次以杂多酸为催剂采用酯法丙二醇单乙醚乙酸酯。

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料,经水解、乙酰、环碳酸酯、氧、脱碳酸酯、酰、环氨甲酸酯和环等反应物。

Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.

糖酯类物质是由甘油二酯和糖结未酯的羟形的。

The synthetic principle and the process method of diglycol dioleate were discussed in this paper.

本文探讨了一缩二乙醇油酸双酯酯反应的理及其工艺操作方法。

Poly(vinyl alcohol)(PVA)-based polyanion was prepared by esterification of PVA with sulfuric acid.

硫酸与聚乙烯醇(PVA)经酯制备PVA聚阴离子电解质。

Stearone glycol fumaric acid (SGF) was synthesized with maleicanhydride, cinnamyl alcohol and ethylene glycol.

由于烯二酸酐经醇解转型酯途径了对皮肤无过敏反应的反丁烯二酸桂醇甘醇酯(SGF)。

The isopropyl chloracetate was synthesized by esterification of chloracetic acid with isopropyl alcohol using aluminium phosphotungstate as catalyst.

以氯乙酸和异丙醇为料,磷钨酸铝作催剂进行酯反应,氯乙酸异丙酯。

The oxidation,displacement and esterification of aromatic amines,aromatic amides and organic boranes using sodium perborate as oxidizing agent were reviewed.

综述了过硼酸钠与芳胺、芳酰胺、有机硼物、醛等物的氧,取代、酯反应。

Dicyclohexylcarbodiimide (DCC) is widely used in the reaction for synthesis of esters and amides as a condensation agent.

二环己碳二亚胺(DCC)是酯、酰胺等反应常用的一种脱水剂,采用DCC脱水缩,反应条件温和,收率通常较高。

The preparation of hydroxyacetone was studied by esterification of chloroacetone with sodium formate and alcholysis of acetonyl formate with methanol.

以一氯丙酮、甲酸钠和甲醇为料经酯与醇解两步反应羟丙酮,研究了反应条件对相转移催酯以及醇解反应蒸馏过程的影响。

A planar tetradentate dinuclear ligand, 3, 5-bis(2-pyridyl) pyrazole, was synthesized by a three-step reaction of esterification, condensation and addition.

以2-吡啶甲酸为料，经酯、缩、加了平面四齿双核配体3，5-二（2-吡啶）吡唑。

Isopropyl cinnamylate was synthesized by the esterifiestion of isopropyl alcohol with cinnamic acid in the presence of potassium bisulfate monohydrate.

用硫酸氢钾催肉桂酸与异丙醇的酯反应,了肉桂酸异丙酯。

Diester,diimide and dipeptide mimic compounds were synthesized by conjugated the amino groups and acid groups with diols or diacids links.

通过酯、酰胺反应由不同的二醇或二酸连接加巴喷丁和普瑞巴林二酯、酰胺、拟肽类等物。

In this paper, synthesis of salidroside was reported starting from 4 hydroxyl phenylacetic acid through benzylation, esterification, reduction and glycosidation.

报道了以对羟苯乙酸为料,经过苄、酯、还、甙等步骤红景天甙的一种方法.

Isopropenyl acetate was synthesized from ketene and acetone by direct esterification using strong acidic cation-exchange resin to substitute H2SO4 as catalyst.

以乙烯酮和丙酮为料,用强酸性离子交换树脂代替浓硫酸作为催剂,直接酯乙酰丙酮的中间体乙酸异丙烯酯。

The amino-acid imidazoline amphoteric surfactant was prepared from dichloroethane and vegetable-oil fatty acid as raw materials by aminolysis, esterffication and hydroxymethylation.

以二氯乙烷与植物油脂肪酸等为料,通过氨解、酯、羟甲缩反应制得氨酸类咪唑啉型两性表面活性剂。

A new method of gas chromatographic analyses in the production of chloroacetic acid for process control using diazomethane as esterification agent is studied.

以重氮甲烷为酯剂，用气相色谱法对氯乙酸生产的中控分析进行了研究。

It is possible to predict and controll the conversion rate of esterifications such as acrylic acid with dodecanol,tetradecanol and hexadecanol by this equation.

该回归方程在自变量的回归范围内适用于丙烯酸与十二醇、十四醇、十六醇酯转率的预测和控制上。

The studies on the perferable conditions for synthesizing diglycol dioleate, by the esterification of diglycol monoleate with oleic acid via acid catalysis, were reported.

研究了以二甘醇单油酸酯和油酸作料进行酸催酯反应二甘醇双油酸酯的适宜反应条件。