EP3250568A4 - Procédé perfectionné pour la préparation de linézolide - Google Patents

Procédé perfectionné pour la préparation de linézolide Download PDF

Info

Publication number
EP3250568A4
EP3250568A4 EP16876979.2A EP16876979A EP3250568A4 EP 3250568 A4 EP3250568 A4 EP 3250568A4 EP 16876979 A EP16876979 A EP 16876979A EP 3250568 A4 EP3250568 A4 EP 3250568A4
Authority
EP
European Patent Office
Prior art keywords
linezolid
preparation
improved process
improved
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.)
Withdrawn
Application number
EP16876979.2A
Other languages
German (de)
English (en)
Other versions
EP3250568A1 (fr
Inventor
Srinivas Reddy Desi Reddy
Dnyandev Ragho Rane
Srinivasa Rao VELIVELA
Subba Reddy PEKETI
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.)
Optimus Drugs Pvt Ltd
Original Assignee
Optimus Drugs Pvt 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
Application filed by Optimus Drugs Pvt Ltd filed Critical Optimus Drugs Pvt Ltd
Publication of EP3250568A1 publication Critical patent/EP3250568A1/fr
Publication of EP3250568A4 publication Critical patent/EP3250568A4/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D263/00Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/02Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings
    • C07D263/08Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
    • C07D263/16Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
    • C07D263/18Oxygen atoms
    • C07D263/20Oxygen atoms attached in position 2
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D405/00Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom
    • C07D405/02Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings
    • C07D405/06Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms
    • CCHEMISTRY; METALLURGY
    • C07ORGANIC CHEMISTRY
    • C07DHETEROCYCLIC COMPOUNDS
    • C07D413/00Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms
    • C07D413/02Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings
    • C07D413/06Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing only aliphatic carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Plural Heterocyclic Compounds (AREA)
  • Health & Medical Sciences (AREA)
  • Pharmacology & Pharmacy (AREA)
  • Medicinal Chemistry (AREA)
  • Heterocyclic Carbon Compounds Containing A Hetero Ring Having Nitrogen And Oxygen As The Only Ring Hetero Atoms (AREA)
  • Epidemiology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
EP16876979.2A 2016-04-21 2016-05-23 Procédé perfectionné pour la préparation de linézolide Withdrawn EP3250568A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IN201641013830 2016-04-21
PCT/IB2016/053003 WO2017182853A1 (fr) 2016-04-21 2016-05-23 Procédé perfectionné pour la préparation de linézolide

Publications (2)

Publication Number Publication Date
EP3250568A1 EP3250568A1 (fr) 2017-12-06
EP3250568A4 true EP3250568A4 (fr) 2018-08-01

Family

ID=60115753

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16876979.2A Withdrawn EP3250568A4 (fr) 2016-04-21 2016-05-23 Procédé perfectionné pour la préparation de linézolide

Country Status (6)

Country Link
EP (1) EP3250568A4 (fr)
KR (1) KR101832115B1 (fr)
AU (1) AU2016403208B2 (fr)
NZ (1) NZ741891A (fr)
RU (1) RU2766082C9 (fr)
WO (1) WO2017182853A1 (fr)

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100619639B1 (ko) 1997-11-07 2006-09-06 파마시아 앤드 업존 캄파니 엘엘씨 옥사졸리디논의 제조 방법
ATE429423T1 (de) * 2004-07-20 2009-05-15 Symed Labs Ltd Neue zwischenprodukte für linezolid und verwandte verbindungen
WO2011114210A2 (fr) * 2010-03-15 2011-09-22 Jubilant Life Sciences Limited Procédés de préparation de linézolide
RU2012151303A (ru) * 2010-04-30 2014-06-10 Индиана Юниверсити Рисерч Эдн Текнолоджи Корпорейшн Способы получения линезолида
CN106279054A (zh) * 2011-02-24 2017-01-04 李药业有限公司 利奈唑胺及其新中间体的新制备方法
CN103420933B (zh) * 2012-05-26 2016-03-02 鲁南制药集团股份有限公司 一种利奈唑胺的制备方法
US9593104B2 (en) * 2013-03-14 2017-03-14 Benova Labs Pvt. Limited Process for the preparation of oxazolidinone derivatives
IN2013CH05865A (fr) * 2013-12-16 2015-06-19 Optimus Drugs P Ltd
IN2014CH00444A (fr) 2014-01-31 2015-08-07 Optimus Drugs P Ltd

Non-Patent Citations (4)

* Cited by examiner, † Cited by third party
Title
See also references of WO2017182853A1 *
SRINIVAS REDDY DESI REDDY ET AL: "AN IMPROVED PROCESS FOR PREPARATION OF LINEZOLID /claims", IN5865/CHE/2013, 19 June 2015 (2015-06-19), XP055487085, Retrieved from the Internet <URL:http://ipindiaservices.gov.in/PatentSearch/PatentSearch/ViewPDF> [retrieved on 20180622] *
SRINIVAS REDDY DESI REDDY ET AL: "An Improved Process for Preparation of Linezolid", 19 June 2015 (2015-06-19), XP055487000, Retrieved from the Internet <URL:http://ipindiaservices.gov.in/PublicSearch/PublicationSearch/PatentDetails> [retrieved on 20180622] *
SRINIVAS REDDY DESI REDDY ET AL: "An Improved Process for the Preparation of Linezolid / Description", 19 June 2015 (2015-06-19), XP055486819, Retrieved from the Internet <URL:http://ipindiaservices.gov.in/PatentSearch/PatentSearch/ViewPDF> [retrieved on 20180621] *

Also Published As

Publication number Publication date
KR101832115B1 (ko) 2018-02-23
WO2017182853A1 (fr) 2017-10-26
AU2016403208A1 (en) 2018-05-10
KR20170128485A (ko) 2017-11-22
RU2766082C9 (ru) 2022-02-22
RU2766082C1 (ru) 2022-02-07
AU2016403208B2 (en) 2018-10-25
NZ741891A (en) 2020-05-29
EP3250568A1 (fr) 2017-12-06

Similar Documents

Publication Publication Date Title
SI3433285T1 (sl) Izboljšan postopek za pripravo sugamadeksa
EP3204433B8 (fr) Procédé pour la préparation d&#39;un polypropylène nucléé alpha
EP3209653A4 (fr) Procédé de préparation de (r,s)-nicotine
EP3179993A4 (fr) Méthode de traitement de la dépression
EP3186230A4 (fr) Procédé pour la préparation de 3-(3-chloro-1h-pyrazol-1-yl)pyridine
EP3186229A4 (fr) Procédé pour la préparation de 3-(3-méthyl-phényl-1h-pyrazol-1-yl)pyridine
EP3183238A4 (fr) Procédé de préparation de 3-(3-chloro-1h-pyrazol-1-yl)pyridine
EP3174856A4 (fr) Procédé pour la préparation de 3-(3-chloro-1h-pyrazol-1-yl) pyridine
EP3191455A4 (fr) Procédé de préparation de 3-(3-chloro-1h-pyrazol-1-yl)pyridine
EP3166931A4 (fr) Procédé perfectionné pour la préparation d&#39;enzalutamide
EP3280408A4 (fr) Procédé de préparation de dicycloplatine
EP3166611A4 (fr) Procédé de préparation d&#39;acides alcoxy-3-hydroxypicoliniques
EP3227276A4 (fr) Combinaisons pour le traitement du neuroblastome
IL260465B (en) A process for preparing an antibody-rifamycin conjugate
EP3694499A4 (fr) Nouveau procédé de préparation de lifitegrast
EP3134415A4 (fr) Procédé amélioré pour la préparation de dérivés de la rifamycine
EP3230280A4 (fr) Procédé de préparation de luliconazole
EP3227298A4 (fr) Procédé de synthèse de baricitinib et d&#39;un intermédiaire de celui-ci
EP3148540A4 (fr) Procédé pour la préparation de peptides cycliques
EP3436425A4 (fr) Procédé de préparation amélioré de tartrate de butorphanol
EP3405456A4 (fr) Procédé de préparation d&#39;acides alcoxy-3-acétoxypicoliniques
EP3233814A4 (fr) Nouveau procédé de préparation de ranolazine
EP3207041A4 (fr) Procédé amélioré de préparation de chlorhydrate de lurasidone
EP3177610A4 (fr) Procédé de préparation de formes polymorphes du nilotinib
EP3565552A4 (fr) Procédé amélioré pour la préparation de rivaroxaban impliquant un nouvel intermédiaire

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: UNKNOWN

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20170629

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

AX Request for extension of the european patent

Extension state: BA ME

RIN1 Information on inventor provided before grant (corrected)

Inventor name: VELIVELA, SRINIVASA RAO

Inventor name: RANE, DNYANDEV RAGHO

Inventor name: DESI REDDY, SRINIVAS REDDY

Inventor name: PEKETI, SUBBA REDDY

TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

A4 Supplementary search report drawn up and despatched

Effective date: 20180702

RIC1 Information provided on ipc code assigned before grant

Ipc: C07D 263/00 20060101AFI20180626BHEP

Ipc: C07D 263/20 20060101ALI20180626BHEP

RIN1 Information on inventor provided before grant (corrected)

Inventor name: RANE, DNYANDEV RAGHO

Inventor name: VELIVELA, SRINIVASA RAO

Inventor name: PEKETI, SUBBA REDDY

Inventor name: DESI REDDY, SRINIVAS REDDY

TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

17Q First examination report despatched

Effective date: 20190506

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: EXAMINATION IS IN PROGRESS

TPAC Observations filed by third parties

Free format text: ORIGINAL CODE: EPIDOSNTIPA

GRAP Despatch of communication of intention to grant a patent

Free format text: ORIGINAL CODE: EPIDOSNIGR1

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: GRANT OF PATENT IS INTENDED

INTG Intention to grant announced

Effective date: 20230629

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN

18D Application deemed to be withdrawn

Effective date: 20231110