Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dr L Zambeletti SpA
Original Assignee
Dr L Zambeletti SpA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dr L Zambeletti SpAfiledCriticalDr L Zambeletti SpA
Priority to ES0257532ApriorityCriticalpatent/ES257532A1/es
Publication of ES257532A1publicationCriticalpatent/ES257532A1/es
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
Procedimiento para la preparación de e isopropil crotonil urea, caracterizado por comprender las operaciones de hacer reaccionar un compuesto elegido en el grupo constituido por el ácido isopropilorotónico, su cloruro ácido, sus ésteres y su anhídrido, con urea, en presencia de un agente clorurante como el oxicloruro de fósforo o el cloruro de tionilo, a una temperatura no inferior al cero centígrado y por un tiempo no inferior a media hora.
ES0257532A1960-04-211960-04-21Procedimiento para la preparaciën de 2-isopropil-crotonil-urea
ExpiredES257532A1
(es)