The invention refers to a novel method for the preparation of 8-hydroxyoctanoic acid by reaction of 6-chlorohexanol with a dialkyl malonate ester, thermal decarboxylation of the malonic acid derivative and isolation of the 8-hydroxyoctanoic acid as the free acid or as an alkali metal salt.
[EN] METHOD OF PREPARATION OF 8-HYDROXYOCTANOIC ACID
申请人:NATTERMANN, A. & CIE. GMBH
公开号:WO1990008125A2
公开(公告)日:1990-07-26
(EN) The invention refers to a novel method for the preparation of 8-hydroxyoctanoic acid by reaction of 6-chlorohexanol with a dialkyl malonate ester, thermal decarboxylation of the malonic acid derivative and isolation of the 8-hydroxyoctanoic acid as the free acid or as an alkali metal salt.(FR) L'invention concerne un nouveau procédé de préparation d'acide 8-hydroxyoctanoïque par la réaction de 6-chlorohexanol avec un ester de malonate de dialkyle, décarboxylation thermique du dérivé d'acide malonique et isolation de l'acide 8-hydroxyoctanoïque sous forme d'acide libre ou de sel de métal alcalin.