氯甲基吡啶 的英文怎麼說
中文拼音 [jiǎjīdìng]
氯甲基吡啶
英文
pmc-
The free - phosphine carbene ruthenium complex [ 1, 3 - bis ( 2, 6 - dimethylphenyl ) - 2 - tetrahydroimidazol [ ( c5h5n ) 2 ( cl ) 2ru = chph ( 8 ) was prepared by the reaction of [ 1, 3 - bis ( 2, 6 - dimethylphenyl ) - 2 - tetrahydroimidazol ] ( pph3 ) ( cl ) 2ru = chph ( 7 ) with pyridine and used as a highly effective catalyst for the cross metathesis of acrylonitrile with allylbenzene
摘要設計了由1 , 3 -二( 2 , 6 -二甲基苯基) 2 -四氫咪唑基苯亞甲基三苯基膦二氯合釕( 7 )和吡啶反應生成無膦型金屬釕卡賓化合物1 , 3 -二( 2 , 6 -二甲苯基) 2 -四氫咪唑基苯亞甲基2 -吡啶基二氯合釕( 8 ) , 8作為高效催化劑用於丙烯腈和烯丙基苯的交叉交互置換反應。The effect of hexadecy pyridine choride on the dissociation constants of thymol blue bromide, cresol red, o - ckesolphthalein and thymol blue, as well as their the colour - changing ranges were studied by spectrophotometry
探討了表面活性劑氯化十六烷基吡啶形成的膠束對溴百里香酚藍、甲酚紅、鄰甲苯酚酞和百里香酚藍離解反應的離解常數的影響,同時,也研究了該表面活性劑對上述四種酸堿指示劑變色范圍的影響。A super acylation catalyst, 4 - dimethylamino pyridine ( dmap ), was prepared and used to synthesize cholesteryl ester compounds. four kinds of cholesteryl ester compounds such as cholesteryl p - alkoxyl benzoate, cholesteryl dicarboxylate, cholesteryl lumequeic ester and coattail - like cholesteryl ester were synthesized by acylation method and super acylation catalyst method. chemical structures and liquid crystal behaviors of the synthesized samples have been characterized by using element analysis, ftir, dsc and polarized microscopy with a hot stage
本文合成了高效酰化催化劑4 -二甲基氨基吡啶( 4 - dimethylaminopyridine , dmap ) ,採用酰氯化法和高效酰化催化劑法分別合成了對烷氧基苯甲酸膽甾醇酯、對稱脂族二羧酸膽甾醇酯、烯酸膽甾醇酯及燕尾型膽甾醇酯四類膽甾醇酯衍生物,並進行了化學結構和液晶性能的表徵。Furthermore, its response changed little even after the sensor was soaked in water for 30 min. four kinds of multi - layers nanocomposite humidity sensitive films, including sodium polystyrenesulfonate / poly ( diallyldimethylammonium chloride ) ( napss / pdda ), sodium polystyrenesulfonate / poly4 - vinylpyridine quaternized with butyl bromide ( nbubr - p4vp ), sodium polysryrenesulfonate / zinc oxide ( napss / zno ) and sodium poly ( acrylic acid ) / zinc oxide ( paana / zno ), have been prepared by means of self - assembly
用靜電吸引自組裝法制備了聚苯乙烯磺酸鈉( napss )聚二烯丙基二甲基氯化銨( pdda ) 、 napss溴代正丁烷季胺化聚4 -乙烯吡啶( nbubrp4vp ) 、聚苯乙浙江大學碩士學位論文摘要烯磷酸鈉則apss們化鋅面ox聚丙烯酸鈉p句zno四個體系的自組裝納米復合濕敏膜及濕敏元件。Chloromethyl pyridine hydrochloride
氯甲基鹽酸吡啶Chloro 5 chloro methyl pyridine
二氯甲基吡啶Abstract : 2 - chloro - 5 - chloromethylpyridine is an importantintermediates of the pesticide and the pharmacology
文摘: 2氯5氯甲基吡啶是農藥和醫藥的重要中間體。The process so presented achieves merits of product with high purity and low cost new material
採用新法制備2氯5氯甲基吡啶具有純度高、原料成本低等優點,是最佳工藝路線。Method for determination of clopidolresidues in poultry meat for export. methylation - gas chromatography
出口禽肉中二氯二甲吡啶酚殘留量檢驗方法.甲基化-氣相色譜法分享友人