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.)
Novartis AG
BASF Schweiz AG
Original Assignee
Ciba Geigy AG
Ciba AG
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 Ciba Geigy AG, Ciba AGfiledCriticalCiba Geigy AG
Priority to ES225049ApriorityCriticalpatent/ES225049A1/en
Publication of ES225049A1publicationCriticalpatent/ES225049A1/en
Low-Molecular Organic Synthesis Reactions Using Catalysts
(AREA)
Processing And Handling Of Plastics And Other Materials For Molding In General
(AREA)
Compositions Of Macromolecular Compounds
(AREA)
Abstract
Process for the preparation of benzonitrile, characterized in that phthalimide or suitable materials are circulated to form it under the process conditions, at temperatures above 360º and up to about 500º, on silica gel. (Machine-translation by Google Translate, not legally binding)
ES225049A1955-11-161955-11-16Procedure for the preparation of benzonitrile (Machine-translation by Google Translate, not legally binding)
ExpiredES225049A1
(en)