【摘 要】
:
STUDIESONTHESYNTHESISOFSESAMIN-GROUPLIGNANSV.ACONVENIENTMETHODFORTHEPREPARATIONOF2-ARYL-4-PHENYLOXAZOLES¥Correspondentauthor.2-aryl-4-phenyloxazoles.Theotherollebythereactionofa-methylphenacylbenzoatewithammoniumacetateinboilingaceticacidtoformafutureof2,
【出 处】
:
Chinese Chemical Letters
论文部分内容阅读
STUDIESONTHESYNTHESISOFSESAMIN-GROUPLIGNANSV.ACONVENIENTMETHODFORTHEPREPARATIONOF2-ARYL-4-PHENYLOXAZOLES¥Correspondentauthor.2-aryl-4-phenyloxazoles.Theotherollebythereactionofa-methylphenacylbenzoatewithammoniumacetateinboilingaceticacidtoformafutureof2,4-diphenyl-5methyloxazoleand2,4-diphenyl-5-rnethylinddazolebothinabout40%yield,hilttillsmethodisapplicableforthepreparationof2-aryl-4-phenyloxazoles.Byanalogy,plienacylbenzoateisalloallowedtoreactwithalnmonillmacetateinboilingaceticacid.Amixtureof2,4-diph?
STUDIESONTHESYNTHESISFSFSAMIN-GROUPLIGNANSV. ACONVENIENTMETHODFORTHEPREPARATIONOF2-ARYL-4-PHENYLOXAZOLES $ Correspondentauthor. 2-aryl-4-phenyloxazoles. Thetherollebythereactionofa- methylphenacylbenzoatewithammoniumacetateinboilingaceticacidtoformafutureof2,4-diphenyl-5methyloxazoleand2,4-diphenyl-5-rnethylinddazolebothinabout40% yield, hilttillsmethodisapplicableforthepreparationof2-aryl-4-phenyloxazoles. Byanalogy, plienacylbenzoateisalloallowedtoreactwithalnmonillmacetateinboilingaceticacid. Amixtureof2,4-diph?
其他文献
There are many sediment trapping reservoirs in the Hill Loess Plateau.The Huangtuwa small catchment is selected as a research field where samples were collected
王修善,39岁,乡村主治医师,河南省浚县善堂镇东什村人,1977年开始从事农村的防病治病工作,22年孜孜不倦的追求,兢兢业业的工作,默默无闻的奉献,使他成为名响一方的乡村医生,
本文报道了金属络合棕──RT是由H酸、间苯二酚、对硝基邻氨基酚、硫酸铜合成。
This paper reports the metal complexing of palm - RT is composed of H acid, resorcinol,
Objective:To investigate the in vitro antimicrobial potential of Thermopsis turcica Kit Tan,Vural&Kckdk against periodoutopathogenie bacteria,its antiox
目前对小儿肺炎时期水、电介质及酸硷的改变已逐渐引起重视,伹对麻疹肺炎时之改变尚少报导。肺炎对婴幼儿之严重危胁,若再加麻疹,则长期发烧、消化紊乱、饮食减少及民间往往
近年来国内已广泛应用超声波检查辅助诊断传染性肝炎(以下简称肝炎),但各地报导诊断符合率尚不一致,超声波形与病理变化的关系除姚光弼、张嗣汶等报导外,尚少介绍。为了进一
Objective:To investigate the anti-inflammatory effects of Jeju seaweeds on macrophage RAW264.7 cells under lipopolysaccharide(LPS)stimulation.Methods:Ethyl acet
通过对不饱和度的学习,不仅增加了对有机物结构推断途径的认识,更是打开了一个全新的推断途径,简化了思路,激活了思维,加快了推断的步伐。本文拟从以下几个方面予以解读,以飨读者。 综观近几年来的高考有机化学试题中有关有机物组成和结构部分的题型,其共同特点是:通过图表、合成路线等给出某一有机物的结构简式、分子式或式量,考核某有机物的性质、反应类型等,同时结合对结构进行发散性的思维和推理,来考查“对微观结
曹伯纯书记在谈到广西如何发挥区域经济优势,抓住西部开发的大好时机,加快发展时强调指出:西部大开发,对广西来说,是一个极好的发展机遇。要抓住这个机遇,加快发展,就一定要
本文以『今昔物语集』和日本中世典籍中的孔子说话为研究对象。指出『今昔物语集』中的孔子像有着礼赞与讽刺的二元冲突,一方面对孔子所坚持的理念进行了讽刺,而另一方面则对