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Priority claimed from EP85116161Aexternal-prioritypatent/EP0186117B1/en
Application filed by Syngenta Crop Prot IncfiledCriticalSyngenta Crop Prot Inc
Publication of MY101850ApublicationCriticalpatent/MY101850A/en
Organic Low-Molecular-Weight Compounds And Preparation Thereof
(AREA)
Abstract
AN ACYLATED DICARBONYL COMPOUND IS PRODUCED BY REARRANGEMENT OF THE CORRESPONDING ENOL ESTER IN THE PRESENCE OF A CYANIDE SOURCE.IN ONE EMBODIMENT THE CYANIDE SOURCE IS EMPLOYED WITH A MOLAR EXCESS OF A MODERATE BASE, WITH RESPECT TO THE ENOL ESTER.IN ANOTHER EMBODIMENT,THE CYANIDE SOURCE IS A STOICHIOMETRIC AMOUNT, WITH RESPECT TO THE ENOL ESTER, OF POTASSIUM OR LITHIUM CYANIDE AND A CATALYTIC AMOUNT OF A CROWN ETHER IS USED.
MYPI87001763A1984-12-201987-09-18Process for the production of acylated diketonic compounds.
MY101850A
(en)