Novel chromone derivatives and the production thereof

Chromones of the formula are disclosed WHEREIN M IS 0, 1 OR 2 AND R1 is halo, hydroxy, nitro, amino, lower alkylamino, lower alkyl, lower alkoxy, or lower acyloxy. These compounds are useful as anti-allergy agents.

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Bibliographic Details
Main Authors UMETANI; TOMONOBU, MIYATA; YOSHIBUMI, UKYO; AKIRA NOHARA, SANNO; YASUSHI
Format Patent
LanguageEnglish
Published 18.03.1975
Subjects
CHEMISTRY
HETEROCYCLIC COMPOUNDS
METALLURGY
ORGANIC CHEMISTRY
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Summary:Chromones of the formula are disclosed WHEREIN M IS 0, 1 OR 2 AND R1 is halo, hydroxy, nitro, amino, lower alkylamino, lower alkyl, lower alkoxy, or lower acyloxy. These compounds are useful as anti-allergy agents.
Bibliography:Application Number: US19720302652