Title:
USE OF BISPHOSPHINOALKANE
Document Type and Number:
Japanese Patent JP2003176291
Kind Code:
A
Abstract:
To provide a compound which can be used as a starting raw material for synthesizing many bisphosphinoalkanes useful as raw materials for industrial catalysts.
This method for using the compound of formula (IV) [R1 and R2 are each a 1 to 8C alkyl, phenyl, methoxyphenyl, toluyl, or a 6 to 9C aryl-1 to 3C alkylene; R3 and R30 have each the meaning described for R1 and R2; (n) is 3 or 4] as a raw material for producing catalytically active substances.
Inventors:
DIEMERT KLAUS
KRAUTZ GUIDO
KUCHEN WILHELM
KLEINER HANS-JERG DR
KRAUTZ GUIDO
KUCHEN WILHELM
KLEINER HANS-JERG DR
Application Number:
JP2002240963A
Publication Date:
June 24, 2003
Filing Date:
April 27, 1993
Export Citation:
Assignee:
CELANESE CHEM EUROPE GMBH
International Classes:
B01J31/12; C07B61/00; C07F9/50; C07F9/52; (IPC1-7): C07F9/50; B01J31/12
Attorney, Agent or Firm:
Mitsufumi Esaki (2 others)