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:
Mar. 17, 1981
Filed:
Oct. 25, 1979
Applicant:
Inventors:
Ryuichi Yamamoto, Omuta, JP;
Masaaki Torisu, Omuta, JP;
Assignee:
Mitsui Toatsu Chemicals, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F / ; C07F / ;
U.S. Cl.
CPC ...
260974 ; 260944 ;
Abstract
Disclosed is a process for the preparation of an ester compound selected from phosphoric esters and thiophosphoric esters which comprises reacting a hydroxyl-containing organic compound with phosphorus oxychloride or phosphorus thiochloride in the presence of the hydroxide or carbonate of an alkali metal, water, and an organic solvent.