EP 0782566 A4 20000426 - COMPOSITIONS CONTAINING PENTAERYTHRITOL TETRAESTERS AND PROCESS FOR PRODUCTION THEREOF
Title (en)
COMPOSITIONS CONTAINING PENTAERYTHRITOL TETRAESTERS AND PROCESS FOR PRODUCTION THEREOF
Title (de)
PENTAERYTHRITOL-TETRAESTER ENTHALTENDE ZUSAMMENSETZUNGEN UND VERFAHREN ZU DEREN HERSTELLUNG
Title (fr)
COMPOSITIONS CONTENANT DES TETRAESTERS DE PENTAERYTHRITOL ET LEUR PROCEDE DE PREPARATION
Publication
Application
Priority
- US 9611460 W 19960709
- US 50388795 A 19950718
Abstract (en)
[origin: WO9703954A1] Disclosed is a process for producing tetra(3-alkylthiopropionate) esters of pentaerythritol, wherein each alkyl portion contains 4 to 20 carbon atoms, wherein pentaerythritol and one or more lower alkyl, e.g. methyl, 3-alkylthiopropionate esters are reacted in the presence of organotin catalyst at elevated temperature. Also disclosed is a composition of matter comprising said tetraester as the major component and also comprising the corresponding triester and lower alkyl 3-alkylthiopropionate.
IPC 1-7
IPC 8 full level
B01J 31/12 (2006.01); C07B 61/00 (2006.01); C07C 319/20 (2006.01); C07C 323/52 (2006.01); C08K 5/57 (2006.01); C09K 15/12 (2006.01)
CPC (source: EP)
C07C 319/20 (2013.01); C07C 323/52 (2013.01)
Citation (search report)
- No further relevant documents disclosed
- See references of WO 9703954A1
Designated contracting state (EPC)
BE DE FR GB IT LU NL
DOCDB simple family (publication)
WO 9703954 A1 19970206; CA 2198618 A1 19970206; EP 0782566 A1 19970709; EP 0782566 A4 20000426; JP H10512283 A 19981124
DOCDB simple family (application)
US 9611460 W 19960709; CA 2198618 A 19960709; EP 96923726 A 19960709; JP 50672497 A 19960709