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Patent Searching and Data


Title:
PRODUCTION OF BIPHENYL COMPOUND
Document Type and Number:
Japanese Patent JP3112995
Kind Code:
B2
Abstract:

PURPOSE: To efficiently obtain the subject compound useful as an antioxidant, a deodorant, etc., in high yield by oxidizing a specific compound in the presence of a complex such as cobalt perchlorate.
CONSTITUTION: A compound expressed by formula I (R1 is 1-3C alkyl) is oxidized in the presence of a complex of cobalt perchlorate with α,α,α',α'- tetrakis-(1-methyl-1H-imidazol-2-yl)-2,6-pyridinedimethanol (used in an amount of preferably 0.001-1 equiv. based on the compound expressed by formula I) to afford the objective compound expressed by formula II.


Inventors:
Miura, Yozo
Nakatani, Nobuji
Tsuda, Hiroshi
Application Number:
JP1991000226256
Publication Date:
September 22, 2000
Filing Date:
September 06, 1991
Export Citation:
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Assignee:
NIPPON TERUPEN KAGAKU KK
International Classes:
B01J31/16; C07B61/00; C07C37/07; C07C39/15; C07C46/06; C07C50/28; C09K15/08; C11B9/00; (IPC1-7): C07C46/06; B01J31/16; C07C37/07; C07C39/15; C07C50/28
Attorney, Agent or Firm:
野河 信太郎