IN2013MU03508A - - Google Patents

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Publication number
IN2013MU03508A
IN2013MU03508A IN3508MU2013A IN2013MU03508A IN 2013MU03508 A IN2013MU03508 A IN 2013MU03508A IN 3508MU2013 A IN3508MU2013 A IN 3508MU2013A IN 2013MU03508 A IN2013MU03508 A IN 2013MU03508A
Authority
IN
India
Prior art keywords
linezolid
present
crystalline form
relates
crystallizing
Prior art date
Application number
Inventor
Pravin Popatrao Ghorpade
Karunesh Kumar Tiwari
Axaykumar Dave
Yogendarkumar Chauhan
Original Assignee
Unimark Remedies 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 Unimark Remedies Ltd filed Critical Unimark Remedies Ltd
Priority to PCT/IB2014/065837 priority Critical patent/WO2015068121A1/en
Priority to IN3508MU2013 priority patent/IN2013MU03508A/en
Publication of IN2013MU03508A publication Critical patent/IN2013MU03508A/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D263/00—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings
    • C07D263/02—Heterocyclic compounds containing 1,3-oxazole or hydrogenated 1,3-oxazole rings not condensed with other rings
    • C07D263/08—Heterocyclic 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
    • C07D263/16—Heterocyclic 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
    • C07D263/18—Oxygen atoms
    • C07D263/20—Oxygen atoms attached in position 2

Abstract

The present invention relates to a process for the preparation of crystalline form I of linezolid, comprising providing a solution of linezolid in a solvent, crystallizing and recovering the solid of Linezolid in crystalline form I at elevated temperature. The present invention also relates to the use of crystalline form I of linezolid prepared by the method of the present invention for preparing pharmaceutical compositions.
IN3508MU2013 2013-11-06 2014-11-06 IN2013MU03508A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/IB2014/065837 WO2015068121A1 (en) 2013-11-06 2014-11-06 Process for preparation of crystalline form i of linezolid and its compositions
IN3508MU2013 IN2013MU03508A (en) 2013-11-06 2014-11-06

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IN3508MU2013 IN2013MU03508A (en) 2013-11-06 2014-11-06

Publications (1)

Publication Number Publication Date
IN2013MU03508A true IN2013MU03508A (en) 2015-07-24

Family

ID=52144768

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3508MU2013 IN2013MU03508A (en) 2013-11-06 2014-11-06

Country Status (2)

Country Link
IN (1) IN2013MU03508A (en)
WO (1) WO2015068121A1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105566242B (en) * 2016-01-12 2017-12-05 江苏豪森药业集团有限公司 The preparation method of Linezolid and its intermediate
CN110483431A (en) * 2019-09-04 2019-11-22 桂林南药股份有限公司 Linezolid impurity compound, preparation method and its application

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MY115155A (en) 1993-09-09 2003-04-30 Upjohn Co Substituted oxazine and thiazine oxazolidinone antimicrobials.
US5688792A (en) 1994-08-16 1997-11-18 Pharmacia & Upjohn Company Substituted oxazine and thiazine oxazolidinone antimicrobials
RU2205822C2 (en) 1997-11-07 2003-06-10 Фармация Энд Апджон Компани Methods for preparing (s)-oxazolidinones, (s)-secondary alcohol, compound, method for alcohol preparing
US6444813B2 (en) 2000-02-02 2002-09-03 Pharmacia & Upjohn Company Linezolid-crystal form II
DE60329237D1 (en) 2003-10-16 2009-10-22 Symed Labs Ltd CRYSTALLINE FORM OF LINEZOLID
EP1745028A2 (en) 2004-06-29 2007-01-24 Teva Pharmaceutical Industries Ltd Solid forms of linezolid and processes for preparation thereof
US7649096B2 (en) 2005-07-15 2010-01-19 Glenmark Pharmaceuticals Limited Process for the preparation of a crystalline form of (S)-N [[3-(3-fluoro-4(4-morpholinyl) phenyl]-2-oxo-5-oxazolidinyl] methyl] acetamide
WO2007026369A1 (en) 2005-08-29 2007-03-08 Symed Labs Limited A novel amorphous form of linezolid
US20070197529A1 (en) 2005-12-01 2007-08-23 Viviana Braude Isolated desfluoro-linezolid, preparation thereof and its use as a reference marker and standard
CN101774978B (en) 2009-01-13 2011-09-21 联化科技股份有限公司 Preparation method of linezolid and intermediate thereof
WO2011050826A1 (en) 2009-10-28 2011-05-05 Synthon B.V. Process for making crystalline form a of linezolid
EP2516408A1 (en) 2009-12-26 2012-10-31 Alembic Pharmaceuticals Limited Process for the preparation of linezolid
EP2603505A1 (en) 2010-08-11 2013-06-19 Synthon BV Process for making linezolid
WO2012114354A1 (en) 2011-02-24 2012-08-30 Lee Pharma Limited Anhydrous linezolid crystalline form-ii
WO2012119653A1 (en) 2011-03-09 2012-09-13 Synthon Bv Process for making crystalline form a of linezolid
WO2013072923A1 (en) 2011-09-19 2013-05-23 Cadila Healthcare Limited Process for the preparation of crystalline linezolid
WO2013093751A1 (en) 2011-12-24 2013-06-27 Alembic Pharmaceuticals Limited Packaging for linezolid
WO2013120496A1 (en) 2012-02-14 2013-08-22 Pharmathen S.A. Process for the preparation of linezolid in crystalline form and salts thereof
CN102850290A (en) 2012-10-10 2013-01-02 天津市炜杰科技有限公司 Preparation method of crystal form I linezolid
WO2014101064A1 (en) * 2012-12-27 2014-07-03 上海创诺医药集团有限公司 Method for preparing linezolid crystalline form i

Also Published As

Publication number Publication date
WO2015068121A1 (en) 2015-05-14

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