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:
Dec. 15, 2020
Filed:
May. 23, 2018
Applicants:
Msn Laboratories Private Limited, R&d Center, Hyderabad, IN;
Thirumalai Rajan Srinivasan, Hyderabad, IN;
Inventors:
Thirumalai Rajan Srinivasan, Hyderabad, IN;
Eswaraiah Sajja, Hyderabad, IN;
Venkat Reddy Ghojala, Hyderabad, IN;
Markandeya Bekkam, Hyderabad, IN;
Assignee:
MSN LABORATORIES PRIVATE LIMITED, R & D CENTER, Hyderabad, IN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07F 5/02 (2006.01);
U.S. Cl.
CPC ...
C07F 5/027 (2013.01); C07B 2200/13 (2013.01);
Abstract
The present invention relates to process for the preparation of 5-(4-cyano phenoxy)-1,3-dihydro-1-hydroxy-[2,1]-benzoxaborole represented by the following structural formula-1 and polymorphs thereof. The present invention also relates to salts of 5-(4-cyano phenoxy)-1,3-dihydro-1-hydroxy-[2,1]-benzoxaborole and process for their preparation and their use in the preparation of pure compound of the formula-1.