CA2942280C - An improved process for the preparation of exametazime - Google Patents

An improved process for the preparation of exametazime Download PDF

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Publication number
CA2942280C
CA2942280C CA2942280A CA2942280A CA2942280C CA 2942280 C CA2942280 C CA 2942280C CA 2942280 A CA2942280 A CA 2942280A CA 2942280 A CA2942280 A CA 2942280A CA 2942280 C CA2942280 C CA 2942280C
Authority
CA
Canada
Prior art keywords
acid
formula
exametazime
mixture
afford
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
CA2942280A
Other languages
English (en)
French (fr)
Other versions
CA2942280A1 (en
Inventor
Sujay Biswas
Vikas Bansal
Rohit CHAKRAVARTY
Mokkapati Umamaheshwar PRASAD
Mukesh MASAND
Dharam Vir
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jubilant Generics Ltd
Original Assignee
Jubilant Generics Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=54194043&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CA2942280(C) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Jubilant Generics Ltd filed Critical Jubilant Generics Ltd
Publication of CA2942280A1 publication Critical patent/CA2942280A1/en
Application granted granted Critical
Publication of CA2942280C publication Critical patent/CA2942280C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C249/00—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • C07C249/04—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton of oximes
    • C07C249/12—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton of oximes by reactions not involving the formation of oxyimino groups
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B57/00—Separation of optically-active compounds
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C249/00—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • C07C249/04—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton of oximes
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C249/00—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton
    • C07C249/04—Preparation of compounds containing nitrogen atoms doubly-bound to a carbon skeleton of oximes
    • C07C249/14—Separation; Purification; Stabilisation; Use of additives
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B2200/00—Indexing scheme relating to specific properties of organic compounds
    • C07B2200/07—Optical isomers

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Medicines Containing Antibodies Or Antigens For Use As Internal Diagnostic Agents (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
  • Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
  • Nitrogen Condensed Heterocyclic Rings (AREA)
CA2942280A 2014-03-27 2015-03-17 An improved process for the preparation of exametazime Active CA2942280C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IN883/DEL/2014 2014-03-27
PCT/IB2015/051928 WO2015145302A1 (en) 2014-03-27 2015-03-17 An improved process for the preparation of exametazime
IN883DE2014 IN2014DE00883A (enExample) 2014-03-27 2015-03-17

Publications (2)

Publication Number Publication Date
CA2942280A1 CA2942280A1 (en) 2015-10-01
CA2942280C true CA2942280C (en) 2022-11-29

Family

ID=54194043

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2942280A Active CA2942280C (en) 2014-03-27 2015-03-17 An improved process for the preparation of exametazime

Country Status (9)

Country Link
US (1) US10252986B2 (enExample)
EP (1) EP3122708B1 (enExample)
BR (1) BR112016020626B1 (enExample)
CA (1) CA2942280C (enExample)
CL (1) CL2016002256A1 (enExample)
DK (1) DK3122708T3 (enExample)
IN (1) IN2014DE00883A (enExample)
MX (1) MX369008B (enExample)
WO (1) WO2015145302A1 (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101863795B1 (ko) * 2016-06-16 2018-06-01 (주) 에프엔지리서치 헥사메틸프로필렌아민옥심의 신규 제조 방법 및 이의 중간체
JP6612723B2 (ja) * 2016-12-07 2019-11-27 株式会社東芝 基板装置

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4615876A (en) 1983-04-25 1986-10-07 Curators Of The University Of Missouri Macrocyclic complexes of technetium-99m for use as diagnostic radionuclides
GB8426845D0 (en) 1984-10-24 1984-11-28 Amersham Int Plc Complexes of technetium-99m
CA1243329A (en) 1985-03-11 1988-10-18 Amersham Int Plc TECHNETIUM COMPLEXES WITH PROPYLENE-AMINE-OXIMES
CS276287B6 (cs) 1990-04-27 1992-05-13 Ustav Jaderneho Vyzkumu Způsob přípravy diastereomerů 4,8-diaza- -3,6,6,9-tetrametylundekan-2,10-dionbisoximu
KR0134565B1 (ko) 1993-11-03 1998-04-20 김은영 비스옥심 유도체의 제조방법
KR100615893B1 (ko) 1999-01-15 2006-08-25 동아제약주식회사 (알알, 에스에스)-4,8-디아자-3,6,6,9-테트라메틸운데칸-2,10-디
KR100632963B1 (ko) 1999-01-15 2006-10-11 동아제약주식회사 광학활성을갖는(3알,9알)또는(3에스,9에스)-4,8-디아자-3,6,6,9-테트라메틸운데칸-2,10-디온비스옥심유도체의제조방법

Also Published As

Publication number Publication date
MX2016011534A (es) 2017-05-08
EP3122708A1 (en) 2017-02-01
US20170015620A1 (en) 2017-01-19
BR112016020626B1 (pt) 2021-06-15
EP3122708B1 (en) 2024-06-12
WO2015145302A1 (en) 2015-10-01
CA2942280A1 (en) 2015-10-01
MX369008B (es) 2019-10-24
IN2014DE00883A (enExample) 2015-10-02
US10252986B2 (en) 2019-04-09
DK3122708T3 (da) 2024-08-26
CL2016002256A1 (es) 2017-02-03

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