Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to JP11703375ApriorityCriticalpatent/JPS5242879A/en
Publication of JPS5242879ApublicationCriticalpatent/JPS5242879A/en
Publication of JPS5414106B2publicationCriticalpatent/JPS5414106B2/ja
PURPOSE: Dibenzoxanthene, useful as the intermediates of pharmaceuticals, agricultural chemicals, etc., is prepared with one stage process from an inexpensive starting material such as 2-naphthol.
COPYRIGHT: (C)1977,JPO&Japio
JP11703375A1975-09-271975-09-27Process for preparation of dibenzoxanthene
GrantedJPS5242879A
(en)