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:
Apr. 05, 2022
Filed:
Dec. 20, 2018
Gsp Crop Science Pvt. Ltd., Ahmedabad, IN;
Subhash Rajaram Kadam, Ahmedabad, IN;
Nilesh Jani, Ahmedabad, IN;
Ravindra Shinde, Ahmedabad, IN;
Kenal V. Shah, Ahmedabad, IN;
Bhavesh V. Shah, Ahmedabad, IN;
Ajit Singh Gujral, Ahmedabad, IN;
Ganganarasaiah Byregowda, Bangalore, IN;
Ganadi Sivaiah, Bangalore, IN;
Jivan Dhanraj Pawar, Bangalore, IN;
Hari Narayan Pati, Bangalore, IN;
GSP CROP SCIENCE PVT. LTD., Ahmedabad, IN;
Abstract
The present invention relates to an improved and efficient process for the synthesis of 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-2,4-dihydro-3H-1,2,4-triazole-3-thione, compound of formula (I) (Prothioconazole). The present invention more particularly relates to an improved process for manufacturing of 2-(1-chloro-cycloprop-1-yl)-3-(2-chloro phenyl)-2-hydroxy propyl-1-hydrazine (compound of formula III) and 2-[2-(1-chlorocyclopropyl)-3-(2-chlorophenyl)-2-hydroxypropyl]-1,2,4-triazolidine-3-thione (compound of formula II) which are mainly used for synthesis of Prothioconazole which is knows as an active compound with microbicidal fungicidal properties.