NO303282B1 - FremgangsmÕte ved fremstilling av N-formylasparaginsyreanhydrid - Google Patents

FremgangsmÕte ved fremstilling av N-formylasparaginsyreanhydrid

Info

Publication number
NO303282B1
NO303282B1 NO943063A NO943063A NO303282B1 NO 303282 B1 NO303282 B1 NO 303282B1 NO 943063 A NO943063 A NO 943063A NO 943063 A NO943063 A NO 943063A NO 303282 B1 NO303282 B1 NO 303282B1
Authority
NO
Norway
Prior art keywords
preparation
formylaspartic anhydride
formylaspartic
anhydride
Prior art date
Application number
NO943063A
Other languages
English (en)
Norwegian (no)
Other versions
NO943063L (no
NO943063D0 (no
Inventor
Mark R Johnson
Original Assignee
Nutrasweet Co
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 Nutrasweet Co filed Critical Nutrasweet Co
Publication of NO943063L publication Critical patent/NO943063L/no
Publication of NO943063D0 publication Critical patent/NO943063D0/no
Publication of NO303282B1 publication Critical patent/NO303282B1/no

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
    • 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
    • C07C51/43—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
    • C07C51/44—Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation by distillation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
NO943063A 1991-11-21 1994-08-19 FremgangsmÕte ved fremstilling av N-formylasparaginsyreanhydrid NO303282B1 (no)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US07/798,361 US5183937A (en) 1990-02-07 1991-11-21 Acetic acid recovery
PCT/US1993/000987 WO1994017025A1 (en) 1991-11-21 1993-01-28 Acetic acid recovery
CN93102403A CN1037174C (zh) 1991-11-21 1993-02-27 乙酸的回收方法

Publications (3)

Publication Number Publication Date
NO943063L NO943063L (no) 1994-08-19
NO943063D0 NO943063D0 (no) 1994-08-19
NO303282B1 true NO303282B1 (no) 1998-06-22

Family

ID=36808335

Family Applications (1)

Application Number Title Priority Date Filing Date
NO943063A NO303282B1 (no) 1991-11-21 1994-08-19 FremgangsmÕte ved fremstilling av N-formylasparaginsyreanhydrid

Country Status (8)

Country Link
US (1) US5183937A (ja)
EP (1) EP0632798A4 (ja)
JP (1) JP2788787B2 (ja)
CN (1) CN1037174C (ja)
AU (1) AU663365B2 (ja)
FI (1) FI944482A (ja)
NO (1) NO303282B1 (ja)
WO (1) WO1994017025A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5183937A (en) * 1990-02-07 1993-02-02 The Nutrasweet Company Acetic acid recovery
JP3591004B2 (ja) * 1994-09-28 2004-11-17 味の素株式会社 Ｎ−ホルミル−ｌ−アスパラギン酸無水物の製造方法
CN107011161A (zh) * 2017-04-17 2017-08-04 常茂生物化学工程股份有限公司 一种乙酸中去除少量甲酸的方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA531751A (en) * 1956-10-16 T. Smith Eldred Purification of acids
US3933781A (en) * 1973-11-05 1976-01-20 Monsanto Company Process for the preparation of α-L-aspartyl-L-phenylalanine alkyl esters
IT1152488B (it) * 1982-08-06 1986-12-31 Pierrel Spa Procedimento per la preparazione dell'anidride dell'acido n-formil-l-aspartico
DE3237122A1 (de) * 1982-10-07 1984-04-12 Philips Patentverwaltung Gmbh, 2000 Hamburg Farbbandkassette mit einer nachtraenkvorrichtung
JPS59175484A (ja) * 1983-03-25 1984-10-04 Ajinomoto Co Inc Ｎ−ホルミルアスパラギン酸無水物の製造法
JPH085912B2 (ja) * 1986-09-04 1996-01-24 味の素株式会社 Ｎ−ホルミルアスパルチル−フエニルアラニンまたはそのメチルエステルの製造方法
US5183937A (en) * 1990-02-07 1993-02-02 The Nutrasweet Company Acetic acid recovery

Also Published As

Publication number Publication date
AU663365B2 (en) 1995-10-05
EP0632798A1 (en) 1995-01-11
FI944482A0 (fi) 1994-09-27
JP2788787B2 (ja) 1998-08-20
AU3609493A (en) 1994-08-15
NO943063L (no) 1994-08-19
CN1037174C (zh) 1998-01-28
WO1994017025A1 (en) 1994-08-04
NO943063D0 (no) 1994-08-19
FI944482A (fi) 1994-09-27
CN1091417A (zh) 1994-08-31
US5183937A (en) 1993-02-02
EP0632798A4 (en) 1995-06-21
JPH07504690A (ja) 1995-05-25

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Free format text: LAPSED IN JULY 2002