CAS: 488-10-8; (Z)-3-Methyl-2-(Pent-2-En-1-yl)Cyclopent-2-Enone

相似化合物

1128-08-1 25564-22-1 488-09-5

上下游产品

CAS号4868-21-7 (Z)-Undec-8-ene... | CAS号106763-43-3 methyl (Z)-2-[4... | CAS号207798-52-5 1-methyl-2-pent... | CAS号16400-32-1 1-溴-2-戊炔 | CAS号41653-95-6 (Z)-hept-4-enoi... | CAS号7348-78-9 1-BROMO-2-PENTE... | CAS号32556-66-4 4-methyl-5-(2Z-... | CAS号1128-08-1 二氢茉莉酮

1-甲基-2-戊-2-烯基-环戊-2-烯醇置于重铬酸吡啶体系中,用 二氯甲烷 作为反应溶剂,化学反应 1.0H,以74%的收率获得产物茉莉酮
参考文献:环戊烷的三组分偶联方法.
标题:环戊烷的三组分偶联方法.
摘要:已经开发出一种新的2,3-二取代的环戊烯酮的方法.该方法由两步方案组成,涉及在barbier型条件下将z-乙烯基溴化物环化以形成环戊烯醇,然后将其氧化重排以反应生成环戊烯酮.z-乙烯基溴化物又衍生自炔烃,烯酮和hbr等价物的钌催化的三组分偶联.已经产生了各种2,3-二取代的环戊烯酮,包括茉莉酮和二氢茉莉酮的短合成.该策略的进一步适用性在四氢二烯酮b,罗沙前列醇和选择性cox-2抑制剂的总合成中显示.
DOI:10.1021/jo010593B

专利信息

专利号:WO-2024130393-A1
优先权日:2022-12-21
标 题 :Nanoparticle and method of synthesis thereof
发明人：MOSKOVCHENKO SVITLANA
权利人:MOSKOVCHENKO SVITLANA
摘要:The present technology relates to nanoparticles, compositions comprising said nanoparticles, and methods of synthesis of said nanoparticles; wherein the nanoparticles comprise a metal nanoparticle core, a first coating of amphiphilic molecules, and a second coating of essential oil, essential oil primary constituent, or both, which combine the antimicrobial properties of metal nanoparticles, amphiphilic molecules, and essential oil or essential oil primary constituents.

专利号:WO-2025056767-A1
优先权日:2023-09-15
标题 :Process for the preparation of enantiomerically enriched aliphatic amines
发明人：BOU HAMDAN FARHAN; GODINEAU EDOUARD; SMEJKAL TOMAS; DUMEUNIER RAPHAEL; BOUSSEMGHOUNE MOHAMED ABDELOUAHAB; BLUM MATHIAS
权利人:SYNGENTA CROP PROTECTION AG
摘要:The present invention relates to a process for the preparation of enantiomerically enriched cyclobutylamines of formula (I) from α-tertiary cyclobutanones and reacting said enantiomerically enriched cyclobutylamines to enantiomerically enriched cyclobutylamides. Such compounds are useful intermediates in the synthesis of microbiocidal thiazole compounds.

专利号:US-5026918-A
优先权日:1990-04-27
标 题:Synthesis of 2,3,5-trisubstituted-2-cyclopentenones via base induced cyclization of alpha-chloro unsaturated ketones
发明人：MATHEW JACOB
权利人:PETROLITE CORP
摘要:2,3,5-trisubstituted-2-cyclopentenones or 2,3-disubstituted-2-cyclopentenones (such as cis-jasmone) are prepared by contacting a 3-chloro-3,4-disubstituted-4-pentene-2-one with a strong base. Methods of preparing the reactants are also disclosed.

专利号:US-3911026-A
优先权日:1972-08-11
标题:Synthesis of hydroxycyclopenten-1-ones
发明人：KIERSTEAD RICHARD WIGHTMAN; LEMAHIEU RONALD ANDREW
权利人:HOFFMANN LA ROCHE
摘要:This invention relates to a process for the preparation of 2alkenyl-4-hydroxy-3-methyl-2-cyclopenten-1-ones from a 2-alkenyl or 2-alkynyl-3-methyl-2-cyclopenten-1-one and intermediates therein.

专利号:US-5023382-A
优先权日:1990-01-24
标 题 :Synthesis of 2,3-disubstituted-2-cyclopentenones via lithiomethylmercapto compounds
发明人：MATHEW JACOB
权利人:PETROLITE CORP
摘要:2,3-disubstituted-2-cyclopenenones (such as cisjasmone) are prepared by (a) reacting an alkl 2-chloro-2,3-disubstituted-3-butenoate with a lithiomercaptan compound, (b) subjecting that product to reductive dehydrosulfurization. Methods of preparing the reactants are also disclosed.

专利号:CN-111423317-A
优先权日:2020-03-12
标题:A kind of production device and method of solid acid catalyzed synthesis of dihydrojasmone fragrance