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Gruppo Lepetit SpA
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Lepetit SpA
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Priority to ES0230714ApriorityCriticalpatent/ES230714A1/es
Publication of ES230714A1publicationCriticalpatent/ES230714A1/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedimiento de preparación de dicarbonato de 2-metil-2-propil-1,3-propanodiol, caracterizado porque una suspensión de 1 mol de 2-metil-2-propil-1,3-propanodiol y un ligero exceso de más de 2 mol de un cianato alcalino en un disolvente, se trata con ácido clorhídrico a una temperatura desde 0 a 5º hasta saturación y se recogen los cristales obtenidos.
ES0230714A1956-09-011956-09-01PROCEDIMIENTO PARA LA PREPARACIoN DE DICARBONATO DE 2-METIL-2PROPIL-1, 3-PROPANODIOL
ExpiredES230714A1
(es)
PROCEDIMIENTO INDUSTRIAL DE PREPARACIoN DE LA TRIMETILENTRINITROAMINA DE HEXAMETILENTETRAMINA Y áCIDO NiTRICO CONCENTRADO EN EXCESO, QUE ES RECUPERADO DIRECTAMENTE A ALTA CONCENTRACION.