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Universitat de Valencia
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Universitat de Valencia
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Application filed by Universitat de ValenciafiledCriticalUniversitat de Valencia
Priority to ES9001272ApriorityCriticalpatent/ES2022025A6/en
Publication of ES2022025A6publicationCriticalpatent/ES2022025A6/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Process for the preparation of retinoic acids and their derivatives of formula I, in which X1 and X2 have the meanings given in the description <IMAGE> which are mainly useful in preparations for dermatological specialties and cosmetics, characterised through reacting the beta-ionone of formula II with a carboxylic acid III, or its salts, esters, amides or related lactones, in which m, n, p, q, R1 and R2 have the meanings given in the description. <IMAGE>
ES9001272A1990-05-071990-05-07Process for the preparation of retinoic acids and their derivatives
Expired - LifetimeES2022025A6
(en)
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