methoxy

Phase transfer catalytic synthesis of 6-methoxy-α-tetralone

6-甲氧基-α-萘满酮的相转移催化合成

The [ ( 4-fluoro phenyl) methoxy] acetic acid derivatives ( 5~ 9) were prepared in order to compare electron withdrawing group F with Cl, Br and I in substituted ( phenyl methoxy) acetates the effects of tor learning and memory facilitation in mice.

为研究吸电子基-氟，对苯甲氧基乙酸酯类小鼠学习记忆促进作用的影响，合成了（4-氟苯甲氧基）乙酸衍生物（5～9）。

OBJECTIVE To establish a capillary column GC method for the determination of methoxy and hydroxypropoxy content in hypromellose.

目的建立毛细管柱GC法测定羟丙甲纤维素中甲氧基和羟丙氧基含量的方法。

Synthesis of 1-methoxy-2-propanol by catalytic reaction distillation

催化精馏法合成2-羟丙基甲醚

Studies on tissue schizonticide of malaria parasite: synthesis of 2-substituted benzyloxy ( or methoxy)-5-substituted phenoxy analogues of primaquine

疟原虫组织期裂殖体杀灭剂的研究：2-取代苄氧基（或甲氧基）-5-取代苯氧基-伯氨喹类似物的合成

Synthesis and Properties of Poly [ 2-methoxy-5-( 3 ′-methyl) butoxy]-p-phenylene Vinylene

聚[2-甲氧基-5-（3′-甲基）丁氧基]对苯乙炔的合成及性能研究

Then 2-ethylhexyl p-methoxy cinnamate was synthesized by esterification under microwave irradiation with p-toluene sulphonic acid as catalyst, while microwave power was 320~ 400W and time of irradiation was 40 min, the yield was 85%.

再以对甲苯磺酸为催化剂，用微波辐射技术，经酯化反应得对甲氧基肉桂酸2-乙基己酯，微波功率320W～400W，辐射40min，产率为85%。

R " is a replaceable function , e . g . acetoxy, methoxy, their acyloxy and alkoxy homologs or halo.

R ” 是取化基,如乙氧基 、 甲氧基及它们的环氧和烷氧同系物或卤基.

This paper has Studied the reduction of 1, 2-dimethyl-3-( p-methoxy-benzenesulfony) imidazolinium iodide, as tetrahydrofolate model compounds.

本文研究了四氢叶酸模型化合物碘化1,2二甲基3对甲氧苯磺酰基咪唑啉的还原反应，生成了一种新化合物；

Determination of methoxy group content in methylated melamine resin by IR

红外光谱法测定甲醚化氨基树脂中甲氧基含量

Determination of the Methoxy Group in Polyether by Reaction Gas Chromatography

反应气相色谱法测定聚醚中的甲氧基含量

Scheme 1 started from o-nitro ethylbenzene. It was actually a model study of Bamberger reaction to test the method for an extended Bamberger reaction to give 5-methoxy substituent.

路线一是从邻硝基乙苯出发、探索Bamberger反应的模型实验。

Objective To synthesize 2-( 4-methoxypheny )-6-methoxy-benzo [ b ] thiophene.

摘要目的合成目的产物 2- ( 4- 甲氧 基苯基 ) - 6- 甲氧基苯并噻吩.

Purpose To synthesize a new antitumor drug 2-methoxy estradiol which is an angiogenesis inhibitor.

目的合成抗肿瘤新药新生血管形成抑制剂2甲氧基雌二醇.

Also, the preparation process ofm-methoxy aniline from m-aminophenol was improved.

同时改进了以间氨基苯酚为原料制备间甲氧基苯胺的工艺.

Synthesis of ( 4R, 5R)-2-Ethyl-2-( 6-methoxy-2-naphthyl)-1,3-dioxolane-4,5-Dicarboxy Acid Dimethyl Ester

（4R，5R）-2-乙基-2-（6-甲氧基-2-萘基）-1,3-二氧戊环-4,5-二羧酸二甲酯的合成

Factors affecting polypropylene melt index were discussed. Effects of hydrogen amount added, mass ratio of triethylaluminum ( TEAL) to cyclohexyl methyl-2-methoxy silane ( CMMS), density of slurry, volume of loop reactor, and type of catalyst used on polypropylene melt index were investigated.

分析了影响聚丙烯熔体流动指数的因素，考察了反应器氢气加入量、Al与Si质量比、浆液密度、反应器容积、催化剂品种对聚丙烯熔体流动指数的影响。

It has been found that ZnO is active for synthesis of CO2/ H2 to methanol and the reactive intermediate spedes are bidentate carbonate, formate and methoxy.

研究发现，ZnO对CO2／H2合成甲醇反应具有活性，且反应的中间物种为双齿碳酸盐、甲酸盐及甲氧基。

As an electrophilic agent, the methyl group of methoxy species can directly attack benzene ring to produce toluene via electrophilic substitution reaction.

甲氧基物种的甲基作为一种亲电试剂，可以直接进攻苯环发生亲电取代烷基化反应生成甲苯。

A new method of synthesis of Vanillin from 2 methoxy 4 methyl phenol was studied.

研究了4甲基愈创木酚一步氧化法合成香兰素的新工艺.

Poly [ 2-methoxy-5-( 3 ′-methyl) butoxy]-p-phenylene vinylene ( MMB-PPV) was synthesized by dehydrochlorination reaction and the optical and electrical properties of the MMB-PPV films implanted by N~+ ions have been also studied.

利用脱氯化氢反应制备π共轭高分子聚[2-甲氧基-5-（3′-甲基）丁氧基]对苯乙炔（MMB-PPV）。

This paper reported an improved method to produce dihydro-methoxy citronellal from citronellal.

甲氧基香茅醛是国内未有工业化生产的新香原料，本文报导了由香茅醛合成甲氧基香茅醛工艺路线的改进。

Production methods: p-methoxy cinnamic acid and ethanol reaction, p-toluenesulfonic acid as a catalyst.

生产方法: 对甲氧基肉桂酸与乙醇反应, 对甲苯磺酸作催化剂.

Improvement of the synthetic process of medical intermediate of 3,4-dihydroxy-5-methoxy methyl benzoate

医药中间体3,4-二羟基-5-甲氧基苯甲酸甲酯的合成工艺改进

A preferential 1,2 elimination reaction of syn diethyl ( 2-acetylamino-1-bromo-2-( p-methoxy-phenyl) ethyl) phosphonate 1 rather than the anticipated nucleophilic substitution reaction under basic conditions is described in the present paper.

报道了在碱性条件下，顺（2-乙酰胺基-1-溴-2-（对-甲氧基苯基）乙基）膦酸二乙酯进行的是-1,2-消除反应而不是所期望的亲核取代反应。

Orientation Effect of the Methoxy on the Reaction of Electrophilic Aromatic Substitution

甲氧基在苯甲醚亲电取代反应的定位作用

Synthesis of N-( 2-methoxy-5-nitrophenyl) Acetamide

N-（2-甲氧基-5-硝基苯基）乙酰胺的合成

The carrier injection process of polymer light-emitting diodes ( PLEDs) with MEH-PPV ( poly [ 2-methoxy, 5-( 2-ethylhexoxy)-1,4-phenylene vinylene]) as the light-emitting layer, was investigated using impedance spectroscopy, capacitance-voltage ( C-V) and capacitance-frequency ( C-F) techniques.

采用交流阻抗谱，电容-电压，电容-频率等实验方法，研究了共轭高分子MEH-PPV（poly[2-methoxy，5-（2-ethylhexoxy）-1,4-phenylene vinylene]）发光二极管的载流子注入过程。

Preliminary Study on Preparation of Universal Donor Blood by Camouflage of Red Blood Cell Surface Antigens with Methoxy Polyethylene Glycol

甲氧基聚乙二醇遮蔽红细胞表面抗原制备通用型血液的初步研究

A pile of tea methoxy benzene class is one of Mouldy important aroma components.

出堆茶甲氧基苯类是赋予普洱茶陈香，霉味的重要香气成分。