Chemical modification including oxygenation, esterify, graft copolymerization and so on.
学改性主要有、交联、酯和接枝共聚。
Chemical modification including oxygenation, esterify, graft copolymerization and so on.
学改性主要有、交联、酯和接枝共聚。
Propylene glycol monoether acetate was synthesized using heteropoly acid as catalyst for the firsttime.
首次以杂多为催剂采用酯法合成丙醇单乙醚乙酯。
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原料,经水解、乙酰、环碳酯、、碳酯、酰、环氨基甲酯和环合等反应合成目标合物。
Glycolipids (glycosyldiacylglycerols) are diacylglycerols with a sugar attached to the unesterified hydroxyl group.
糖酯类物质是由甘油酯和糖结合未酯的羟基形成的。
The synthetic principle and the process method of diglycol dioleate were discussed in this paper.
本探讨了一缩乙醇油双酯酯反应的合成原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.
由于烯经醇解转型酯途径合成了对皮肤无过敏反应的反丁烯桂醇甘醇酯(SGF)。
The isopropyl chloracetate was synthesized by esterification of chloracetic acid with isopropyl alcohol using aluminium phosphotungstate as catalyst.
以氯乙和异丙醇为原料,磷钨铝作催剂进行酯反应,合成氯乙异丙酯。
The oxidation,displacement and esterification of aromatic amines,aromatic amides and organic boranes using sodium perborate as oxidizing agent were reviewed.
综述了过硼钠与芳胺、芳酰胺、有机硼物、醛等合物的,取代、酯反应。
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、甲钠和甲醇为原料经酯与醇解两步反应合成羟基丙酮,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-吡啶甲为原料,经酯、缩合、加成合成了平面四齿双核配体3,5-(2-吡啶基)吡唑。
Isopropyl cinnamylate was synthesized by the esterifiestion of isopropyl alcohol with cinnamic acid in the presence of potassium bisulfate monohydrate.
用硫氢钾催肉桂与异丙醇的酯反应,合成了肉桂异丙酯。
Diester,diimide and dipeptide mimic compounds were synthesized by conjugated the amino groups and acid groups with diols or diacids links.
通过酯、酰胺反应由不同的醇或连接加巴喷丁和普瑞巴林合成酯、酰胺、拟肽类等合物。
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为原料,经过苄基、酯、还原、甙等步骤合成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.
以乙烯酮和丙酮为原料,用强性离子交换树脂代替浓硫作为催剂,直接酯合成乙酰丙酮的中间体乙异丙烯酯。
The amino-acid imidazoline amphoteric surfactant was prepared from dichloroethane and vegetable-oil fatty acid as raw materials by aminolysis, esterffication and hydroxymethylation.
以氯乙烷与植物油脂肪等为原料,通过氨解、酯、羟甲基缩合反应制得氨基类咪唑啉型两性表面活性剂。
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与十醇、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.
研究了以甘醇单油酯和油作原料进行催酯反应合成甘醇双油酯的适宜反应条件。
Finally, we gained four esterifiable quinolone analogues (compounds 22 to 25) by modifying the structures of compound 3, 14 and 16 on 3 position.
同时利用所合成的合物3,14,16为模板,对它们的3位羧基进行了酯反应合成了4个喹诺酮酯类合物:合物22—25。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其表达内容亦不代表本软件的观点;若发现问题,欢迎向我们指正。