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Chugai Pharmaceutical Co Ltd
Original Assignee
Chugai Pharmaceutical Co Ltd
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Filing date
Publication date
Application filed by Chugai Pharmaceutical Co LtdfiledCriticalChugai Pharmaceutical Co Ltd
Priority to JP7152780ApriorityCriticalpatent/JPS56167622A/en
Publication of JPS56167622ApublicationCriticalpatent/JPS56167622A/en
USE: Hypolipemic: they are used to prevent and treat various kinds of diseases caused by high concentration of lipid and peroxidized lipid in blood such as arteriosclerosis, cerebral apoplexy, cardiopathy or hepatopathy.
PREPARATION: The reduction and subsequent cyclization of a novel diphenyl ether derivative of formula II (R3 is lower alkyl) gives the compound of formula I where R2 is lower alkyl. The novel compound of formula II is obtained by reaction between a compound of formula III (Z is alkali metal atom) and another compound of forfula IV (X is halogen).
Carboxylates, a process for their production, an insecticidal and/or acaricidal composition and the use of the compounds as insecticides and/or acaricides