CAS: 527-72-0; Thiophene-2-Carboxylic Acid

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CAS号27761-02-0 2-羟基-1,2-二(2-噻吩... | CAS号636-72-6 2-噻吩甲醇 | CAS号188290-36-0 Thiophene(SIV) | CAS号124-38-9 二氧化碳 | CAS号355408-55-8 噻吩-2-硼酸,新戊二醇酯 | CAS号1003-09-4 2-溴噻吩 | CAS号201230-82-2 carbon monoxide | CAS号45438-80-0 2-噻吩基溴化锌溶液 | CAS号3437-95-4 2-碘噻吩 | CAS号56267-50-6 N-(2-噻吩基)氨基甲酸叔丁酯 | CAS号33955-17-8 [(噻吩-2-羰基)氨基]乙酸 | CAS号4282-31-9 噻吩-2,5-二羧酸 | CAS号1451-95-2 噻吩-2,3-二羧酸 | CAS号39098-97-0 2-噻吩乙酰氯 | CAS号5380-42-7 2-噻吩甲酸甲酯 | CAS号3172-52-9 2,5-二氯噻吩 | CAS号24065-33-6 2-氯噻吩-5-甲酸 | CAS号32431-84-8 3-氟-2-噻吩甲酸 | CAS号5271-67-0 2-噻吩甲酰氯

2-甲基噻吩置于iron(Iii) Chloride,2,2,2-三氯乙醇,四丁基氯化铵,氧气体系中,用 乙腈 作为反应溶剂,20.0 °C,101.33 Kpa 条件下,反应 48.0H,以92%的收率获得产物2-噻吩甲酸
参考文献:光诱导 Fecl3 催化的烷基芳烃氧化在室温下降解聚苯乙烯†
标题:光诱导 Fecl3 催化的烷基芳烃氧化在室温下降解聚苯乙烯†
摘要:虽然聚苯乙烯作为合成塑料在日常生活中被广泛使用,但随后的选择性降解仍然非常具有挑战性和高要求.在此,我们公开了一种高度实用且选择性的反应,用于将烷基芳烃(包括 1°,2° 和 3° 烷基芳烃)催化有效氧化为羧酸.虽然双氧用作唯一的末端氧化剂,但该协议由廉价且容易获得的三价铁化合物 (Fecl 3)催化,在室温下仅在 1 个 O 2大气压下照射可见光(蓝色 Led).该系统可以进一步促进聚苯乙烯选择性降解为苯甲酸,为从丰富的聚苯乙烯废物中生产高价值化学品提供了重要而实用的工具.
DOI:10.1002/cjoc.202100420

专利信息

专利号:US-7160517-B2
优先权日:2000-08-18
标题 :Apparatus and methods for the automated synthesis of oligosaccharides
发明人：SEEBERGER PETER H; PLANTE OBADIAH J
权利人:MASSACHUSETTS INST OF TECHNOLG
摘要:One aspect of the present invention relates to an apparatus for the efficient synthesis of oligosaccharides on a solid support, e.g., formed by subunit addition to terminal subunits immobilized on solid-phase particles. In certain embodiments, the apparatus of the present invention is used in combinatorial methods, e.g., as described herein, of synthesizing oligosaccharides.

专利号:US-2004249170-A1
优先权日:2002-01-24
标 题 :Process for preparing an intermediate useful for the asymmetric synthesis of duloxetine
发明人：BORGHESE ALFIO
摘要:This invention provides a process for the synthesis of(S)-3-Methylamino-1-2-thienyl)-1-propanol, a key intermediate in the synthesis of duloxetine.

专利号:US-2021107859-A1
优先权日:2018-04-06
标题 :A process for the synthesis of carbon labeled organic compounds
发明人：AUDISIO DAVIDE; CANTAT THIBAULT; DESTRO GIANLUCA
权利人:COMMISSARIAT ENERGIE ATOMIQUE
摘要:A process for the synthesis of a carbon labeled organic compound containing a carbon labeled carboxyl group is described. A method of using carbon labeled organic compounds containing a carbon labeled carboxyl group according to the present disclosure; a process for manufacturing labeled pharmaceuticals and agrochemicals comprising synthesis of carbon labeled organic compounds containing a carbon labeled carboxyl group according to the present disclosure; and a process for producing tracers comprising synthesis of carbon labeled organic compounds containing a carbon labeled carboxyl group according to the present disclosure are also described.

专利号:US-7943594-B2
优先权日:2002-07-10
标 题 :Solid-phase and solution-phase synthesis of glycosylphosphatidylinositol glycans
发明人：SEEBERGER PETER H; HEWITT MICHAEL C; SNYDER DANIEL A
权利人:MASSACHUSETTS INST TECHNOLOGY
摘要:One aspect of the present invention relates to solution-phase approaches to GPI synthesis. Another aspect of the present invention relates to key building blocks, and syntheses thereof, useful for GPI assembly. Yet another aspect of the invention relates to an automated method for the synthesis of GPIs and fragments thereof.

专利号:US-7692019-B2
优先权日:2000-12-04
标 题:Methods for the stereoselective synthesis of substituted piperidines
发明人：AQUILA BRIAN M; BANNISTER THOMAS D; CUNY GREGORY D; HAUSKE JAMES R; HEFFERNAN MICHELE L R; HOEMANN MICHAEL Z; KESSLER DONALD W; SHAO LIMING; WU XINHE; XIE ROGER L
权利人:SEPRACOR INC
摘要:One aspect of the present invention relates to methods of synthesizing substituted piperidines. A second aspect of the present invention relates to stereoselective methods of synthesizing substituted piperidines. The methods of the present invention will find use in the synthesis of compounds useful for treatment of numerous ailments, conditions and diseases that afflict mammals, including but not limited to addiction and pain. An additional aspect of the present invention relates to the synthesis of combinatorial libraries of the substituted piperidines using the methods of the present invention. An additional aspect of the present invention relates to enantiomerically substituted pyrrolidines, piperidines, and azepines.

专利号:US-5512701-A
优先权日:1995-06-07
标题:Process for the synthesis of vinyl sulfenic acid derivatives
发明人：HOARD DAVID W; LUKE WAYNE D
权利人:LILLY CO ELI
摘要:The present invention is directed to a new process for the synthesis of vinyl sulfenic acid derivatives. These compounds are useful for the synthesis of benzo[b]thiophenes, in particular 2-aryl-benzo[b]thiophenes.