Title:
AMINATION OF PHENOL
Document Type and Number:
Japanese Patent JPS5553246
Kind Code:
A
Abstract:
PURPOSE: To obtain an aromatic amine, especialy amino-phenol, useful for medicines, agricultural chemicals, and dyes, in high yield, by reacting a phenol with ammonia, a primary or secondary amine, in the presence of a specific catalyst.
CONSTITUTION: One mole of a phenol is aminated with one or more moles, preferably 5W30 moles, of ammonia, a primary or secondary amine, preferably in the gaseous phase, at 230W500°C, in the presence of a catalyst comprising gallium oxide, e.g. gallous or gallic oxide. Mono- or dihydric phenols e.g. cresol or resorcin, may be cited as the phenol.
Inventors:
IWATA KEIJI
ARITA HIROYUKI
NAGAOKA TACHIKI
ARITA HIROYUKI
NAGAOKA TACHIKI
Application Number:
JP12610978A
Publication Date:
April 18, 1980
Filing Date:
October 16, 1978
Export Citation:
Assignee:
MITSUI PETROCHEMICAL IND
International Classes:
C07B61/00; B01J23/00; B01J23/08; C07C67/00; C07C209/00; C07C209/16; C07C209/18; C07C211/46; C07C211/51; C07C213/00; C07C213/02; C07C215/76; (IPC1-7): B01J23/08; C07C85/06; C07C91/44