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:
Jan. 08, 1985
Filed:
Sep. 26, 1983
Applicant:
Inventors:
Assignee:
Toyo Soda Manufacturing Co., Ltd., Shinnanyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
564486 ;
Abstract
A method for preparing a bis[.beta.-(N,N-dimethylamino)alkyl]ether by reacting a bismethohalide of bis[.beta.-(N,N-dimethylamino)alkyl]ether represented by the following general formula ##STR1## (wherein R and R' denote alkyl groups having 2-3 carbon atoms, and X denotes halogen atom,) with the aliphatic amine having 40.degree.-170.degree. C. of boiling point at atmospheric pressure and having one or two primary amino group in a molecule thereof at an increased pressure.