Invention Grant
- Patent Title: Method for the synthesis of permethrin
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Application No.: US16329770Application Date: 2017-09-01
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Publication No.: US10647655B2Publication Date: 2020-05-12
- Inventor: Manik Reddy Pullagurla , Mecheril Valsan Nanda Kumar , Madhusudhana Rao Veligetla , Jagadeesh Babu Rangisetty
- Applicant: BIOPHORE INDIA PHARMACEUTICALS PVT. LTD.
- Applicant Address: IN
- Assignee: BIOPHORE INDIA PHARMACEUTICALS PVT. LTD.
- Current Assignee: BIOPHORE INDIA PHARMACEUTICALS PVT. LTD.
- Current Assignee Address: IN
- Agency: Schmeiser, Olsen & Watts, LLP
- Priority: com.zzzhc.datahub.patent.etl.us.BibliographicData$PriorityClaim@7cf6ff1d
- International Application: PCT/IN2017/050377 WO 20170901
- International Announcement: WO2018/042461 WO 20180308
- Main IPC: C07C67/14
- IPC: C07C67/14 ; C07C67/52 ; A01N53/00

Abstract:
An improved method for the synthesis of substantially pure Permethrin having purity greater than 99.5% by Gas Chromatography provided. The embodiments also relates to a purification process of Permethrin by recrystallization from methanol-water mixture.
Public/Granted literature
- US20190194118A1 IMPROVED METHOD FOR THE SYNTHESIS OF PERMETHRIN Public/Granted day:2019-06-27
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