The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 24, 1979
Filed:
Feb. 24, 1977
Applicant:
Inventors:
Assignee:
Teijin Limited, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; B01J / ;
U.S. Cl.
CPC ...
2605 / ; 252462 ; 252463 ; 2524 / ; 252470 ; 252471 ; 252472 ; 2605 / ;
Abstract
A process for preparing amino alcohols, which comprises reacting a polyhydric alcohol containing at least one primary alcoholic hydroxyl group and at least one secondary alcoholic hydroxyl group and expressed by the following general formula ##STR1## wherein R.sup.1 is an alkyl group, R.sup.2 and R.sup.3 are identical or different and represent a hydrogen atom or a lower alkyl group an n is an integer of 0 to 3, With ammonia in the presence of specified hydrogenation catalyst thereby to aminate the secondary alcoholic hydroxyl group of the polyhydric alcohol selectively.