DK391585A - Kemisk proces - Google Patents

Kemisk proces Download PDF

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Publication number
DK391585A
DK391585A DK391585A DK391585A DK391585A DK 391585 A DK391585 A DK 391585A DK 391585 A DK391585 A DK 391585A DK 391585 A DK391585 A DK 391585A DK 391585 A DK391585 A DK 391585A
Authority
DK
Denmark
Prior art keywords
racemisation
chemical process
resolution
situ
acid
Prior art date
Application number
DK391585A
Other languages
Danish (da)
English (en)
Other versions
DK391585D0 (da
Inventor
Victor Witold Jacewicz
Original Assignee
Beecham Group Plc
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 Beecham Group Plc filed Critical Beecham Group Plc
Publication of DK391585D0 publication Critical patent/DK391585D0/da
Publication of DK391585A publication Critical patent/DK391585A/da

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B55/00—Racemisation; Complete or partial inversion
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07B—GENERAL METHODS OF ORGANIC CHEMISTRY; APPARATUS THEREFOR
    • C07B57/00—Separation of optically-active compounds

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Physical Or Chemical Processes And Apparatus (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
DK391585A 1984-08-30 1985-08-28 Kemisk proces DK391585A (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB848421964A GB8421964D0 (en) 1984-08-30 1984-08-30 Chemical process

Publications (2)

Publication Number Publication Date
DK391585D0 DK391585D0 (da) 1985-08-28
DK391585A true DK391585A (da) 1986-03-01

Family

ID=10566049

Family Applications (1)

Application Number Title Priority Date Filing Date
DK391585A DK391585A (da) 1984-08-30 1985-08-28 Kemisk proces

Country Status (12)

Country Link
US (1) US4647692A ( )
EP (1) EP0173921B1 ( )
JP (1) JPS6169748A ( )
AT (1) ATE34381T1 ( )
AU (1) AU4682585A ( )
DE (1) DE3562772D1 ( )
DK (1) DK391585A ( )
ES (1) ES8703827A1 ( )
GB (1) GB8421964D0 ( )
GR (1) GR852076B ( )
PT (1) PT81043B ( )
ZA (1) ZA856540B ( )

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0499376A1 (en) * 1991-01-31 1992-08-19 Hoechst Celanese Corporation Precipitation-induced asymmetric transformation of chiral alpha-amino acids and salts thereof
DE4407197A1 (de) * 1994-03-04 1995-09-07 Hoechst Schering Agrevo Gmbh Verfahren zur Herstellung von /L/-Homoalanin-4-yl-(methyl)phosphinsäure und deren Salze durch Racematspaltung
US6156900A (en) * 1994-10-07 2000-12-05 Darwin Discovery Limited Racemization of precursors to levobupivacaine and analogues thereof
JPH11510471A (ja) * 1994-10-07 1999-09-14 カイロサイエンス・リミテッド レボブピバカインおよびその前駆体のラセミ化法
US6812363B2 (en) * 2002-10-15 2004-11-02 Usv Limited Racemization of optically active 2-substituted phenyl glycine esters
JP2011024572A (ja) * 2009-06-29 2011-02-10 Mitsubishi Gas Chemical Co Inc 光学活性アミノ酸の製造法
KR20170029965A (ko) * 2015-09-08 2017-03-16 주식회사 아미노로직스 D-아르기닌의 제조 방법
WO2018108794A1 (de) 2016-12-15 2018-06-21 Bayer Cropscience Aktiengesellschaft Verfahren zur herstellung von d-glufosinat oder dessen salzen unter verwendung von ephedrin
WO2018108797A1 (de) 2016-12-15 2018-06-21 Bayer Cropscience Aktiengesellschaft Verfahren zur herstellung von l-glufosinat oder dessen salzen unter verwendung von ephedrin
CA3133296A1 (en) 2019-04-16 2020-10-22 Brian Michael GREEN Methods for producing crystalline l-glufosinate ammonium monohydrate

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3458568A (en) * 1965-02-19 1969-07-29 Toa Gosei Chem Ind Process for preparing an optically inactive amino acid from an optically active amino acid
GB1417060A (en) * 1972-10-19 1975-12-10 Ajinomoto Kk Racemization of optically active n-acyl amino acids
JPS54109912A (en) * 1978-02-14 1979-08-29 Ajinomoto Co Inc Racemization of optically active amino acid ester
US4401820A (en) * 1981-01-23 1983-08-30 Tanabe Seiyaku Co., Ltd. Process for racemizing optically active α-amino acids or a salt thereof
JPS5810544A (ja) * 1981-07-09 1983-01-21 Tanabe Seiyaku Co Ltd 光学活性ｐ−ヒドロキシフエニルグリシン塩の製法

Also Published As

Publication number Publication date
GR852076B ( ) 1985-12-23
GB8421964D0 (en) 1984-10-03
DK391585D0 (da) 1985-08-28
ATE34381T1 (de) 1988-06-15
PT81043A (en) 1985-09-01
AU4682585A (en) 1986-03-06
US4647692A (en) 1987-03-03
JPS6169748A (ja) 1986-04-10
ZA856540B (en) 1986-06-25
EP0173921A1 (en) 1986-03-12
EP0173921B1 (en) 1988-05-18
ES8703827A1 (es) 1987-03-01
PT81043B (en) 1987-04-06
DE3562772D1 (en) 1988-06-23
ES546489A0 (es) 1987-03-01

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