Document Type and Number:
Japanese Patent JPS6137255
Kind Code:
B2
Abstract:
1511813 Preparation of quinones E I DU PONT DE NEMOURS & CO 27 July 1976 [28 July 1975] 31251/76 Heading G2C 1,4-quinones are prepared by contacting monohydroxy aryl compound unsubstituted in the position para to the hydroxyl group and selected from phenols, alpha-naphthols, and mono- and dialkyl phenols and alpha-naphthols, in solution in a nitrile containing a copper salt with an oxygen-containing gas at a temperature in the range of about from 0‹ to 100‹ C. and under an oxygen partial pressure of about from 7 to 200 atmospheres, said nitrile and said copper salt together forming a complex which is soluble in the reaction system.
Inventors:
EDOWAADO REO REIRII
Application Number:
JP8874576A
Publication Date:
August 22, 1986
Filing Date:
July 27, 1976
Export Citation:
Assignee:
II AI DEYUHON DE NIMOASU ANDO CO
International Classes:
C07C45/49; B01J31/00; C07B61/00; C07C45/00; C07C45/29; C07C46/08; C07C50/04; C07C50/12; C07C67/00
Previous Patent: The machine in an air conditioning room
Next Patent: HYDRAULIC MOTOR FOR DRIVING WINDING AND UNWINDING WIRE ROPE AND DRIVING METHOD
Next Patent: HYDRAULIC MOTOR FOR DRIVING WINDING AND UNWINDING WIRE ROPE AND DRIVING METHOD