NO975281D0 - Forbedret fremgangsmåte for fremstilling av 4-hydroksy-2-pyrrolidon - Google Patents

Forbedret fremgangsmåte for fremstilling av 4-hydroksy-2-pyrrolidon

Info

Publication number
NO975281D0
NO975281D0 NO975281A NO975281A NO975281D0 NO 975281 D0 NO975281 D0 NO 975281D0 NO 975281 A NO975281 A NO 975281A NO 975281 A NO975281 A NO 975281A NO 975281 D0 NO975281 D0 NO 975281D0
Authority
NO
Norway
Prior art keywords
pyrrolidone
hydroxy
improved process
preparation
hydroxybutyrate
Prior art date
Application number
NO975281A
Other languages
English (en)
Other versions
NO975281L (no
NO309600B1 (no
Inventor
Yoshiro Furukawa
Yutaka Shiomi
Kenichi Nagao
Original Assignee
Daiso Co 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 Daiso Co Ltd filed Critical Daiso Co Ltd
Publication of NO975281L publication Critical patent/NO975281L/no
Publication of NO975281D0 publication Critical patent/NO975281D0/no
Publication of NO309600B1 publication Critical patent/NO309600B1/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07D—HETEROCYCLIC COMPOUNDS
    • C07D207/00—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom
    • C07D207/02—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom
    • C07D207/18—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom having one double bond between ring members or between a ring member and a non-ring member
    • C07D207/22—Heterocyclic compounds containing five-membered rings not condensed with other rings, with one nitrogen atom as the only ring hetero atom with only hydrogen or carbon atoms directly attached to the ring nitrogen atom 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
    • C07D207/24—Oxygen or sulfur atoms
    • C07D207/26—2-Pyrrolidones
    • C07D207/273—2-Pyrrolidones 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 other ring carbon atoms

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Pyrrole Compounds (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
  • Cephalosporin Compounds (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO975281A 1995-05-19 1997-11-18 Forbedret fremgangsmåte for fremstilling av 4-hydroksy-2- pyrrolidon NO309600B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP12167595A JP3831954B2 (ja) 1995-05-19 1995-05-19 ４−ヒドロキシ−２−ピロリドンの製法
PCT/JP1996/001259 WO1996036603A1 (fr) 1995-05-19 1996-05-14 Procede ameliore pour preparer la 4-hydroxy-2-pyrrolidone

Publications (3)

Publication Number Publication Date
NO975281L NO975281L (no) 1997-11-18
NO975281D0 true NO975281D0 (no) 1997-11-18
NO309600B1 NO309600B1 (no) 2001-02-26

Family

ID=14817108

Family Applications (1)

Application Number Title Priority Date Filing Date
NO975281A NO309600B1 (no) 1995-05-19 1997-11-18 Forbedret fremgangsmåte for fremstilling av 4-hydroksy-2- pyrrolidon

Country Status (10)

Country Link
US (1) US5869694A (no)
EP (1) EP0829472B1 (no)
JP (1) JP3831954B2 (no)
KR (1) KR100369274B1 (no)
AT (1) ATE222585T1 (no)
CA (1) CA2221641A1 (no)
DE (1) DE69623117T2 (no)
NO (1) NO309600B1 (no)
TW (1) TW326444B (no)
WO (1) WO1996036603A1 (no)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3140698B2 (ja) * 1996-11-26 2001-03-05 ダイセル化学工業株式会社 ４−ヒドロキシ−２−ピロリジノンの製造方法ならびに精製方法
US6252089B1 (en) 1997-11-25 2001-06-26 Daicel Chemical Industries, Ltd. Method of producing 4-hydroxy-2-pyrrolidinone and method of purifying the same
JP4187822B2 (ja) * 1998-03-31 2008-11-26 高砂香料工業株式会社 光学活性４−ヒドロキシ−２−ピロリドンの製造方法
US6492083B1 (en) 2001-05-11 2002-12-10 Lexmark International, Inc. Toner comprising wax and functionalized enhancing agent
KR100710558B1 (ko) * 2001-12-03 2007-04-24 에스케이 주식회사 광학적으로 순수한 (ｓ)-4-히드록시-2-피롤리돈의연속제조방법
EP1866295A2 (en) * 2005-02-24 2007-12-19 Teva Pharmaceutical Industries Ltd Processes for the preparation of linezolid intermediate

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE792181A (fr) * 1971-12-02 1973-06-01 Hoffmann La Roche Derives de l'acide citrique
JPS5812272B2 (ja) * 1981-04-28 1983-03-07 電気化学工業株式会社 ４−ヒドロキシ−２−ピロリドンの製造法
JPS61176564A (ja) * 1985-01-30 1986-08-08 Kyowa Hakko Kogyo Co Ltd ４−ヒドロキシ−２−ピロリドンの製造法
JPS63174957A (ja) * 1987-01-13 1988-07-19 Osaka Soda Co Ltd ４−アミノ−３−ヒドロキシ酪酸の製法

Also Published As

Publication number Publication date
EP0829472A1 (en) 1998-03-18
ATE222585T1 (de) 2002-09-15
TW326444B (en) 1998-02-11
JP3831954B2 (ja) 2006-10-11
CA2221641A1 (en) 1996-11-21
JPH08311025A (ja) 1996-11-26
NO975281L (no) 1997-11-18
KR19990008411A (ko) 1999-01-25
DE69623117D1 (de) 2002-09-26
EP0829472B1 (en) 2002-08-21
EP0829472A4 (en) 1998-12-02
DE69623117T2 (de) 2003-05-08
NO309600B1 (no) 2001-02-26
KR100369274B1 (ko) 2003-05-17
US5869694A (en) 1999-02-09
WO1996036603A1 (fr) 1996-11-21

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Legal Events

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FC2A Withdrawal, rejection or dismissal of laid open patent application