Title: Indanediones

Abstract: Bicyclic compounds useful in the prophylaxis and treatment of allergic diseases, pharmaceutical compositions containing the same, methods of administration of the compositions, intermediates useful in preparing the compounds and conversion of the intermediates to the bicyclic compounds. Examples of compounds are substituted coumarins and indanediones and their pharmaceutically acceptable salts.

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Inventors: Buckle, Derek R. (Redhill, GB)
Smith, Harry (near Horsham, GB)

Application Number: 963965
Filing Date: 1978-11-27
Publication_date: 1980-07-08
Assignee: Beecham Group Limited (GB2)
Primary Class(es): 514/520 514/522, 514/532, 514/533, 514/534, 514/535, 514/539, 514/557, 514/561, 514/568, 514/651, 514/715, 514/717, 514/719, 558/414, 558/426, 560/21, 560/139, 562
Other Classes:
US Patent Ref:

3925557	Dec, 1975	Buckle et al.	260/590.
4012407	Mar, 1977	Doyle et al.	260/465.

Other Refs:
Primary Examiner: Trousof, Natalie
Assistant Examiner: Fan, Jane T.
Attorney: Jacobs & Jacobs