Государственный научный центр лекарственных средств
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Application filed by Державний Науковий Центр Лікарських Засобів, Государственный научный центр лекарственных средствfiledCriticalДержавний Науковий Центр Лікарських Засобів
Priority to UA3969134ApriorityCriticalpatent/UA16550A1/en
Publication of UA16550A1publicationCriticalpatent/UA16550A1/en
Acyclic And Carbocyclic Compounds In Medicinal Compositions
(AREA)
Abstract
The invention relates to improved method for clearing nonionogenic surfactants used as emulsifiers, solubilizers, stabilizers in the manufacture of pharmaceuticals. A method for clearing sorbitan oleate or hydroxyethylation product thereof from anhydrosorbitol admixtures and products of esterification thereof is based on solubilizing in alcohol and treatment with anticarbon. Anticarbon in mixture with active acid argosite or caolin is used for treatment in order to increase the quality of the desired product.
UA3969134A1985-10-211985-10-21Method for clearing sorbitan oleate or hydroxyethylation product thereof
UA16550A1
(en)
FERMENTATION PROCEDURE FOR THE PRODUCTION OF 9-HYDROXY-3-OXO-4,17(20)-PREGNADIEN-20-CARBOXALDEHYDE AND THE PRODUCT OBTAINED, PARTICULARLY USEFUL FOR THE SYNTHESIS OF CORTICOSTEROIDS