METHOD FOR PRODUCING 2-ALKYLCARBONYLNAPHTHO[2,3-b]FURAN-4,9-DIONE-RELATED SUBSTANCE, AND SAID RELATED SUBSTANCE
申请人:Sumitomo Dainippon Pharma Co., Ltd.
公开号:US20190062294A1
公开(公告)日:2019-02-28
Provided is a method for producing a 2-alkylcarbonylnaphtho[2,3-b]furan-4,9-dione-related substance, which is suitable for the production on an industrial scale. The present invention provides: a method for producing an intermediate for the production of a 2-alkylcarbonyl[2,3-b]furan-4,9-dione, which comprises reacting a 1-butyne derivative in which a ketone or an alcohol is protected with a 2-hydroxy-1,4-naphthoquinone derivative having a leaving group at position-3 in a solvent in the presence of a metal or a metal compound and a base; and a substance relating to the intermediate.
提供了一种用于生产与2-烷基碳酰萘[2,3-b]呋喃-4,9-二酮相关的物质的方法,该方法适合于工业规模生产。本发明提供:一种用于生产2-烷基碳酰[2,3-b]呋喃-4,9-二酮的中间体的生产方法,该方法包括在溶剂中,在金属或金属化合物和碱的存在下,将含有酮或醇的1-丁炔衍生物与在3位具有离去基团的2-羟基-1,4-萘醌衍生物反应;以及与中间体相关的物质。