甲基吡啶 的英文怎麼說
中文拼音 [jiǎjīdìng]
甲基吡啶
英文
c6h7n-
Abstract : 1 - ( 4 - pyridinyl ) - 2 - propanone, which is the key intermediate of synthesizing the milrinone, a cardiotonic agent, was synthesized from 4 - methyl - pyridine by acetylation in dichloromethane and phase transition catalyzing hydrolysis. the overall yield was 73. 1 %
文摘:報道了以4 -甲基吡啶為原料，經酰化和相轉移催化水解反應制備強心藥物米利酮關鍵中間體1 - （ 4 -吡啶基） - 2 -丙酮的新合成方法，總收率達73 . 1 %Six quaternary ammonium tetraphenyl borates salt photobase generators were synthesized with the use of p - methoxy phenacylmethylene or 2 - naphthoymethylene as chromophore, and triethylene diamine, pyridine or 3 - methyl pyridine as tertiary amine
摘要以對甲氧基苯乙酮、萘乙酮生色團為母體、雜環叔胺三亞乙基二胺，吡啶， 3 -甲基吡啶和四苯硼鹽為原料，合成了6種四苯硼季銨鹽光產堿劑。Advances in research on catalysts for the ammoxidation of 3 - picoline
甲基吡啶氨氧化催化劑的研究進展Cyanopyridine, intermediate of rimifon, was synthesized from 4 - picoline using vanadium oxide as a catalyst in fixed - bed reactor, reached 99 % conversion of 4 - picoline, 88 % selectivity and 87. 12 % yield of 4 - cyanopyridine
以4 -甲基吡啶為原料，在固定床反應器中通過含氧化釩的催化劑發生氣固相接觸氨氧化反應制備雷米封中間體4 -氰基吡啶， 4 -甲基吡啶的轉化率為99 % ， 4 -氰基吡啶的選擇性為88 % ，收率為87 . 12 % 。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。Our products mainly are pharmaceutical intermediates such as 2, 3, 5 - trimethylpyridine more than twenty varieties, they are all new products of the province even the country and accredited as quality guaranteed products. some of them are listed in the provincial or national prominent developing projects. meanwhile, have sent over ten qualified products samples designed for foreign customers, and are actively developing more than twenty new projects
目前在正常生產和銷售的產品主要有醫藥中間體2 ， 3 ， 5 -三甲基吡啶等十幾個產品，均為國內或省級新產品，技術監督部門認定的「質量信得過產品」 ，部分產品已列入省級或國家級火炬計劃An efficient esterification of ferrocenecarboxylic acid and substituted phenols has been achieved using dcc / dmap protocol in ionic liquids. the corresponding esters were produced in high yields
摘要在「綠色溶劑」室溫離子液體中，採用二環己基碳二亞胺4 -二甲氨基吡啶（ dcc / dmap ）進行二茂鐵甲酸芳香酯的合成研究，反應條件溫和，簡單方便，產率高，該反應具有環境友好的特點。Toluenesulphinyl anion from the diester of n - tosyl alanine with 2, 6 - bis hydroxylmethyl pyridine and its nucleophilic addition product with 2, 6 - bis chloromethyl pyridine
及對甲苯亞磺酰離子和2 ， 6 -二甲基吡啶反應的研究Formation of the p - toluenesulphinyl anion from the diester of n - tosyl alanine with 2, 6 - bis hydroxylmethyl pyridine and its nucleophilic addition product with 2, 6 - bis chloromethyl pyridine formation of the
N -對甲苯磺酰丙氨酰- 2 ， 6 -二羥甲基吡啶雙酯的消除機制Chloro 3, 4 - dimethoxy pyridine hcl
二甲氧基吡啶Lutidine 2, 3 - dimethyl pyridine
二甲基吡啶Hydrogenation of pyridine and its derivatives over ru - pd ac
雙金屬負載型催化劑對吡啶和甲基吡啶催化加氫反應研究Chloro 5 chloro methyl pyridine
二氯甲基吡啶Hydroxy - 2 - methyl pyridine
甲基吡啶Amino - 5 methyl pyridine
甲基吡啶Amino - 5 - methyl pyridine
甲基吡啶Amino 4 methyl pyridine
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。分享友人