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:
Nov. 29, 2022
Filed:
Nov. 26, 2018
Applicant:
Tsi Group, Co., Ltd., Jiangsu, CN;
Inventor:
Ling Long, Shanghai, CN;
Assignee:
TSI GROUP CO., LTD., Jiagyin, CN;
Attorneys:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C 231/10 (2006.01); C07C 235/34 (2006.01);
U.S. Cl.
CPC ...
C07C 231/10 (2013.01); C07C 235/34 (2013.01);
Abstract
Disclosed is a method for preparing salicylamine acetate. The method comprises the steps of: (1) carrying out amino protection on salicylaldehyde having a structure represented by formula 1 to obtain a compound having a structure represented by formula 2; and (2) carrying out acid hydrolysis to the compound having a structure represented by formula 2 and then reacting the acid-hydrolyzed compound with acetic acid to obtain salicylamine acetate.