DE2844202C2 - - Google Patents

Info

Publication number
DE2844202C2
DE2844202C2 DE2844202A DE2844202A DE2844202C2 DE 2844202 C2 DE2844202 C2 DE 2844202C2 DE 2844202 A DE2844202 A DE 2844202A DE 2844202 A DE2844202 A DE 2844202A DE 2844202 C2 DE2844202 C2 DE 2844202C2
Authority
DE
Germany
Prior art keywords
phenylglycine
salt
water
mixture
racemization
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.)
Expired
Application number
DE2844202A
Other languages
German (de)
English (en)
Other versions
DE2844202A1 (de
Inventor
Gerard Echt Nl Kessels
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.)
DCM SHRIRAM INDUSTRIES LTD., NEU-DELHI/DELHI, IN
Original Assignee
Gerard Echt Nl Kessels
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 Gerard Echt Nl Kessels filed Critical Gerard Echt Nl Kessels
Publication of DE2844202A1 publication Critical patent/DE2844202A1/de
Application granted granted Critical
Publication of DE2844202C2 publication Critical patent/DE2844202C2/de
Granted legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
    • C07C51/42—Separation; Purification; Stabilisation; Use of additives
    • C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification
    • 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)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
DE2844202A 1977-10-18 1978-10-11 Verfahren zur herstellung von d (-) alpha phenylglycin Granted DE2844202A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NLAANVRAGE7711396,A NL188407C (nl) 1977-10-18 1977-10-18 Werkwijze voor de bereiding van d(-)-alfa-fenylglycine.

Publications (2)

Publication Number Publication Date
DE2844202A1 DE2844202A1 (de) 1979-04-19
DE2844202C2 true DE2844202C2 (US20020095090A1-20020718-M00002.png) 1988-04-21

Family

ID=19829362

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2844202A Granted DE2844202A1 (de) 1977-10-18 1978-10-11 Verfahren zur herstellung von d (-) alpha phenylglycin

Country Status (7)

Country Link
US (1) US4215223A (US20020095090A1-20020718-M00002.png)
JP (1) JPS5461145A (US20020095090A1-20020718-M00002.png)
CH (1) CH636843A5 (US20020095090A1-20020718-M00002.png)
DE (1) DE2844202A1 (US20020095090A1-20020718-M00002.png)
ES (1) ES474784A1 (US20020095090A1-20020718-M00002.png)
GB (1) GB2006212B (US20020095090A1-20020718-M00002.png)
NL (1) NL188407C (US20020095090A1-20020718-M00002.png)

Families Citing this family (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55154070A (en) * 1979-05-17 1980-12-01 Hitachi Maxell Ltd Non-aqueous electrolyte cell
JPS5686138A (en) * 1979-12-18 1981-07-13 Hiroyuki Nohira Optical resolution of (+-)phenylglycine and (+-)camphorsulfonic acid
IT1226045B (it) * 1981-07-29 1990-12-10 Simes Derivati tetraidrochinolici
NL191889C (nl) * 1985-08-28 1996-10-04 Kessels Gerard Werkwijze voor de bereiding van D(-)-alfa-fenylglycine.
EP0253571B1 (en) * 1986-07-14 1989-08-23 Merck & Co. Inc. Process for resolution and race mization of amines with acidic alpha-hydrogens
KR19980059276A (ko) * 1996-12-31 1998-10-07 박영구 초음파를 이용한 라세미 dl-페닐글리신의 제조방법
KR100461562B1 (ko) * 1996-12-31 2005-04-06 삼성정밀화학 주식회사 광학활성을 갖는 페닐글리신 유도체의 라세미화 방법
CN1293041C (zh) * 2003-05-30 2007-01-03 上海实业化工有限公司 D－(－)－1－苯甘氨酸的制备方法
JP4834333B2 (ja) * 2005-06-27 2011-12-14 アルプス薬品工業株式会社 光学活性ベンジルアミン誘導体の製造方法
CN101906052B (zh) * 2009-06-05 2013-10-30 上海宝钢化工有限公司 一种制备d-间羟基苯甘氨酸的方法
KR20160022618A (ko) 2014-08-20 2016-03-02 주식회사 아미노로직스 D-아르기닌의 제조 방법
CN106366011B (zh) * 2016-08-25 2018-05-25 国药集团化学试剂有限公司 一种l-丙氨酸的制备方法
CN114516811A (zh) * 2022-03-07 2022-05-20 浙江云涛生物技术股份有限公司 一种苯甘氨酸在碱性环境下发生消旋反应的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2561284A (en) * 1947-08-23 1951-07-17 Parke Davis & Co Process for obtaining a 5-phenyl-5-lower alkyl hydantoin
US3221046A (en) * 1963-04-02 1965-11-30 Bristol Myers Co Process for concentrating aqueous solutions of camphorsulfonic acid
US3448144A (en) * 1965-04-13 1969-06-03 Daiichi Seiyaku Co Preparation of trans-4-aminomethylcyclohexane-1-carboxylic acid
US3828049A (en) * 1970-06-24 1974-08-06 Merck & Co Inc Diastereomers of alpha-hydrazino-beta-(3,4-disubstituted phenyl)alkanoic acid derivatives
JPS5132541A (en) * 1974-09-12 1976-03-19 Fujisawa Pharmaceutical Co Dll22 * 44 hidorokishifueniru * gurishinnokogakubunkatsuho
NL7602544A (nl) * 1976-03-11 1977-09-13 Stamicarbon Werkwijze voor de bereiding van optisch aktief fenylglycine.

Also Published As

Publication number Publication date
US4215223A (en) 1980-07-29
NL188407B (nl) 1992-01-16
GB2006212A (en) 1979-05-02
NL7711396A (nl) 1979-04-20
DE2844202A1 (de) 1979-04-19
CH636843A5 (de) 1983-06-30
JPS5461145A (en) 1979-05-17
NL188407C (nl) 1992-06-16
ES474784A1 (es) 1979-03-16
GB2006212B (en) 1982-06-30

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Legal Events

Date Code Title Description
8110 Request for examination paragraph 44
D2 Grant after examination
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: DCM SHRIRAM INDUSTRIES LTD., NEU-DELHI/DELHI, IN

8328 Change in the person/name/address of the agent

Free format text: VIERING, H., DIPL.-ING. JENTSCHURA, R., DIPL.-ING., PAT.-ANWAELTE, 8000 MUENCHEN

8381 Inventor (new situation)

Free format text: KESSELS, GERARD, ECHT, NL

8327 Change in the person/name/address of the patent owner

Owner name: DAURALA ORGANICS LTD., NEU-DELHI/DELHI, IN