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:
Oct. 14, 2025
Filed:
Mar. 08, 2023
Applicant:
Upl Limited, Mumbai, IN;
Inventors:
Jignesh Amrutlal Desai, Mumbai, IN;
Digish Manubhai Panchal, Mumbai, IN;
Assignee:
UPL LIMITED, Mumbai, IN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 249/08 (2006.01); C07D 301/02 (2006.01); C07D 303/08 (2006.01);
U.S. Cl.
CPC ...
C07D 249/08 (2013.01); C07D 301/02 (2013.01); C07D 303/08 (2013.01); C07B 2200/13 (2013.01);
Abstract
Processes for preparation of a high purity cyproconazole, i.e., (2RS,3RS;2RS,3SR)-2-(4-chlorophenyl)-3-cyclopropyl-1-(1H-1,2,4-triazol-1-yl) butan-2-ol; and its compound i.e., 2-(4-chlorophenyl)-2-(1-cyclopropylethyl) oxirane generally includes reacting a ketone of formula (II) with a sulfonium salt in the presence of a base to obtain the oxirane compound of formula (III);