CAS: 5000-65-7; 2-Bromo-1-(3-Methoxyphenyl)Ethanone

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CAS号586-37-8 3-甲氧基苯乙酮 | CAS号1072880-82-0 4-(3-甲氧基苯基)噁唑 | CAS号205655-28-3 2-(3-methoxyphe... | CAS号194787-90-1 2-氨基-4-(3-甲氧基苯基... | CAS号83558-37-6 4-(3-甲氧基苯基)-噻唑-2-胺 | CAS号86358-29-4 3-甲氧基苯甲酰基甲酸乙酯 | CAS号586-37-8 3-甲氧基苯乙酮 | CAS号1017395-60-6 2-(3-甲氧基苯基)吗啉 | CAS号32017-77-9 2-(间甲氧基苯基)环氧乙烷 | CAS号2491-37-4 2-溴-3'-羟基苯乙酮 | CAS号18927-05-4 3-甲氧基苯乙酸甲酯

📜3-甲氧基苯乙酮置于n-溴代丁二酰亚胺(Nbs),对甲苯磺酸体系中,用 乙腈 作为反应溶剂,化学反应 3.0H,以69%的收率获得产物2-溴-3'-甲氧基苯乙酮
参考文献:通过c(sp3)-O键裂解进行钯催化的α-酰氧基酮的脱羧炔化反应
标题:通过c(sp3)-O键裂解进行钯催化的α-酰氧基酮的脱羧炔化反应
摘要:公开了由c(sp 3)-O键断裂引发的钯催化的α-酰氧基酮的脱羧烷基化反应.具有中性反应条件的脱羧策略可以使酮烯醇酸酯发生前所未有的催化炔基化反应.该反应被应用于多种底物,以高收率得到期望的产物.我们成功地通过[pd(cod)(ch 2 Tms)2]与xphos和α-酰氧基酮在室温下的反应合成了一种新的钯-烯酸酯中间体的x射线晶体学,表明c(sp 3)很容易−o键断开.
DOI:10.1002/chem.201900582

专利信息

专利号:WO-2021038581-A1
优先权日:2019-08-30
标题 :A one step synthesis of 2-substituted benzo[b]thiophenes
发明人：SEKAR GOVINDASAMY; POONGUZHALI ELAMVAZHUTHI
权利人:INDIAN INST TECH MADRAS
摘要:The invention pertains to a one step synthesis of 2-substituted benzo[ b ]thiophene of general formula wherein the synthesis of 2-substituted benzo[ b ]thiophenes is by reacting the starting materials substituted or unsubstituted 2-halogenobenzaldehyde and substituted or unsubstituted acetyl/phenacyl bromide with a catalyst, a sulphur source and phase transfer catalyst in an aqueous medium with atmospheric air and at temperature in the range of 25°C-30°C.

专利号:US-8178672-B2
优先权日:2004-10-19
标 题:Synthesis of imidazooxazole and imidazothiazole inhibitors of p38 MAP kinase
发明人：ASHWELL MARK A; TANDON MANISH; LAPIERRE JEAN-MARC
权利人:ASHWELL MARK A; TANDON MANISH; LAPIERRE JEAN-MARC; ARQULE INC
摘要:An efficient route for the synthesis is of formula (I) of imidazooxazole and imidazothiazole inhibitors of the p38 MAP kinase pathway, useful as therapeutics for disease conditions including inflammation and auto-immune responses is described.

专利号:US-3714195-A
优先权日:1970-06-17
标 题:Ethylenedioxy derivatives of substituted naphthalenone compounds
发明人：MARINUS L
权利人:AMERICAN CYANAMID CO
摘要:This invention relates to substituted naphthalen compounds and their use in the synthesis of D-homosteroids. The latter compounds are useful as estrogenic agents in the treatment of laboratory and domestic animals.

专利号:US-3806546-A
优先权日:1969-06-18
标题 :Steroid-like compounds and method of synthesis
发明人：LOS M
权利人:AMERICAN CYANAMID CO
摘要:THIS INVENTION RELATES TO NOVEL STEROID-LIKE COMPOUNDS, A METHOD FOR THE SYNTHESIS THEREOF AS INTERMEDIATES FOR PREPARING OTHER STEROIDS AND FOR USE OF SUCH COMPOUNDS AS ESTROGENIC, ANDROGENIC OR ANTIOVULATORY AGENTS IN THE TREATMENT OF DOMESTIC AND LABORATORY ANIMALS.

专利号:US-3736345-A
优先权日:1971-05-18
标题 :Steroid-like compounds and method of synthesis
发明人：LOS M
权利人:AMERICAN CYANAMID CO
摘要:THIS INVENTION RELATES TO NOVEL STEROID-LIKE COMPOUNFS, A METHOD FOR THE SYNTHESIS THEREOF AS INTERMEDIATES FOR PREPARING OTHER STEROIDS AND FOR THE USE OF SUCH COMPOUNDS AS ESTROGENIC, ANDROGENIC OR ANTIOVULATORY AGENTS IN THE TREATMENT OF DOMESTIC AND LABORATORY ANIMALS.

专利号:US-2009111985-A1
优先权日:2004-10-19
标 题 :Synthesis of imidazooxazole and imidazothiazole inhibitors of p38 map kinase