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

首次以杂多酸为催化剂采用酯化法合成丙二单乙醚乙酸酯。

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

化学改性主要有氧化、交联、酯化和接枝共聚。

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

本文探讨了一缩二乙油酸双酯酯化反应的合成原理艺操作方法。

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合未酯化的羟基形成的。

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

硫酸与聚乙烯(PVA)酯化制备PVA聚阴离子电解质。

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

方法以克霉素为起始原料,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应合成目标化合物。

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

由于烯二酸解转型酯化途径合成了对皮肤无过敏反应的反丁烯二酸桂甘酯(SGF)。

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

二环己基碳二亚胺(DCC)是酯化、酰胺化等反应常用的一种脱水剂,采用DCC脱水缩合,反应条件温和,合成收率通常较高。

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

以氯乙酸和异丙为原料,磷钨酸铝作催化剂进行酯化反应,合成氯乙酸异丙酯。

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、有机硼化物、醛等化合物的氧化,取代、酯化反应。

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-吡啶甲酸为原料，酯化、缩合、加成合成了平面四齿双核配体3，5-二（2-吡啶基）吡唑。

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、甲酸钠和甲为原料酯化与解两步反应合成羟基丙酮,研究了反应条件对相转移催化酯化以解反应蒸馏过程的影响。

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

通过酯化、酰胺反应由不同的二或二酸连接加巴喷丁和普瑞巴林合成二酯、酰胺、拟肽类等化合物。

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

报道了以对羟基苯乙酸为原料,过苄基化、酯化、还原、甙化等步骤合成红景天甙的一种方法.

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

用硫酸氢钾催化肉桂酸与异丙的酯化反应,合成了肉桂酸异丙酯。

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

以乙烯酮和丙酮为原料,用强酸性离子交换树脂代替浓硫酸作为催化剂,直接酯化合成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原料,通过氨解、酯化、羟甲基化缩合反应制得氨基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.

以重氮甲烷为酯化剂，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、十四、十六酯化转化率的预测和控制上。

Finally, we gained four esterifiable quinolone analogues (compounds 22 to 25) by modifying the structures of compound 3, 14 and 16 on 3 position.

同时利用所合成的化合物3，14，16为模板，对它们的3位羧基进行了酯化反应合成了4个喹诺酮酯类化合物：化合物22—25。