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Application filed by Institutul De Cercetari Chimico-FarmaceuticefiledCriticalInstitutul De Cercetari Chimico-Farmaceutice
Priority to RO121702ApriorityCriticalpatent/RO93320B1/ro
Publication of RO93320A2publicationCriticalpatent/RO93320A2/ro
Publication of RO93320B1publicationCriticalpatent/RO93320B1/ro
Agricultural Chemicals And Associated Chemicals
(AREA)
Abstract
Inventia se refera la un procedeu de preparare a 5,5-dimetilhidantoinei prin tratarea la temperatura camerei si presiune atmosferica a cianurii de sodiu cu acetona carbonat de amoniu si apa, constând în aceea ca se îndeparteaza sarurile anorganice, amestecul de reactie se concentreaza si se neutralizeaza cu acid clorhidric.
RO121702A1986-01-031986-01-03Procedeu de preparare a 5,5-dimetilhidantoinei
RO93320B1
(ro)
Process for the preparation of beta-hydroxybutyric acid and its salts by means of hydrolysis of oligomers of beta-hydroxybutyric acid in a basic medium