字典

-acetal

-acetal


基本解释:醛缩醇

网络释义


-acetal

1)-acetal,醛缩醇2)acetal,缩醛;醛酸醇3)aldol condensation,醇醛缩合4)aldol condensation,醛醇缩合5)actal,醇缩甲醛6)semiacetals,醛缩一醇

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用法和例句


E,4E ) 2,4 dimethyl 5 ( p nitrophenyl)penta 2,4 dienoic acid and (2 E,4E ) 2,4 dimethyl 5 ( m nitrophenyl)penta 2,4 dienoic acid,potential antibiotics,were synthesized through aldol condensation and Perkin reaction in two steps,( 2E,4E ) 2,4 dimethyl 5 ( m nitrophenyl)penta 2,4 dienoic acid is a new compound and its structure was confirmed by IR and 1HNMR spectral analysis.以取代苯甲醛为原料,采用醇醛缩合反应和珀反应完成了反,反-2,4-二甲基-5-(对硝基苯基)-戊-2,4-二烯酸(3a)和反,反-2,4-二甲基-5-(间硝基苯基)-戊-2,4-二烯酸(3b)的有效全合成,并确定了最佳反应条件。KCW汉语字典

Using substituted benzaldehyde as starting materials, 2-methyl-3- (4 - nitrophenyl) allyl-triph- enylphosphonium bromide and 2-methyl-3-(3-nitrophenyl ) allyl-triphenylphosphonium bromide, intermedi-ates of potential antibiotics, were synthesized through Aldol condensation, reduction, bromization, etc.取代苯甲醛经醇醛缩合、氢化还原、代反应和成盐反应合成了2-甲基-3-间硝基苯基烯丙基三苯基化特和2-甲基-3-对硝基苯基烯丙基三苯基化鏻两个化合物,收率分别达86。KCW汉语字典

Any of the class of compounds formed from aldehydes combined with alcohol.醛缩醇,醛缩二醇任何一种由乙醛和乙醇结合而成的化合物KCW汉语字典

citronellal cycloglycol acetal香茅醛环乙二醇缩醛KCW汉语字典

polyvinyl formal wire聚乙烯醇缩甲醛绝缘线KCW汉语字典

pelyvinyl formal fibre聚乙烯醇缩甲醛纤维KCW汉语字典

polyvinyl butyral cementing agent聚乙烯醇缩丁醛粘合剂KCW汉语字典

polyvinyl acetal resin聚乙烯醇缩乙醛树脂KCW汉语字典

GREEN SYNTHESIS OF BENZALDEHYDE 1,3-BUTANEDIOL ACETAL苯甲醛1,3-丁二醇缩醛的绿色合成KCW汉语字典

POLYVINYL ACETAL PAINTS AND AD HESIVES-CALCULATION OF ALDEH YDE AMOUNT AND DETERMINATION OF ACETAL LEVEL聚乙烯醇缩醛类涂料、粘合剂生产中醛用量的计算及缩醛度的测定KCW汉语字典

Synthesis of Phenylacetaldehyde 1,2-Propanediol Acetal Catalyzed by Cerium Sulfate酸高催化合成苯乙醛1,2-丙二醇缩醛KCW汉语字典

Synthesis of Benzaldehyde 1,2-Propanediol Acetal Catalyzed by Ferric Chloride催化合成苯甲醛1,2-丙二醇缩醛KCW汉语字典

Study on Application of Crotonaldehyde in Adhesives of Poly (Vinyl Acetals);丁烯醛在聚乙烯醇缩醛胶方面的应用研究KCW汉语字典

The Synthesis of Enal Glycol Acetal and the Application in Tobacco;烯醛乙二醇缩醛的合成及其在卷烟中的应用KCW汉语字典

Catalytic synthesis of benzaldehyde glycol acetal with SO_4~(2-)/TiO_2-WO_3;SO_4~(2-)/TiO_2-WO_3催化剂催化合成苯甲醛乙二醇缩醛KCW汉语字典

Study on the Factors Affecting Free Formaldehyde in Poly(Vinyl formal) Resin聚乙烯醇缩醛树脂中残留甲醛含量的影响因素KCW汉语字典

Synthesis of cinamaldehyde glycol acetal catalyzed by solid supported heteropoly acids固载杂多酸催化合成肉桂醛乙二醇缩醛KCW汉语字典

Synthesis of Benzaldehyde 1,2-Propanediol Acetal by H_4SiW_(12)O_(40)/SG酸/胶催化合成苯甲醛1,2-丙二醇缩醛KCW汉语字典

Synthesis of Furfural 1,2-Propanediol Acetal Catalyzed by Cu-Fe Hydrotaicite-Like CompoundsCu-Fe类水滑石催化合成糠醛1,2-丙二醇缩醛KCW汉语字典

Research Progress in Catalysts for Synthesis of Benzaldehyde Glycol Acetal合成苯甲醛乙二醇缩醛催化剂的研究进展KCW汉语字典