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Priority to UAA200509170ApriorityCriticalpatent/UA84559C2/en
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Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Acyclic And Carbocyclic Compounds In Medicinal Compositions
(AREA)
Abstract
The invention relates to substituted phenoxyacetic acids (I) as useful pharmaceutical compounds for treating respiratory disorders, pharmaceutical compositions containing them, and processes for their preparation.
A process for the preparation of 17-hydroxy-6 beta, 7 beta, 15 beta, 16 beta -bismethylene-17 alpha-pregn-4-ene-3-one-21-carboxylic acid lambda-lactone and key-intermediates for this process