NO971148L - Fremgangsmåte for fremstilling av rene alkylaceteddiksyrealkylestere - Google Patents

Fremgangsmåte for fremstilling av rene alkylaceteddiksyrealkylestere

Info

Publication number
NO971148L
NO971148L NO971148A NO971148A NO971148L NO 971148 L NO971148 L NO 971148L NO 971148 A NO971148 A NO 971148A NO 971148 A NO971148 A NO 971148A NO 971148 L NO971148 L NO 971148L
Authority
NO
Norway
Prior art keywords
alkyl
preparation
pure
coor2
acetacetic acid
Prior art date
Application number
NO971148A
Other languages
English (en)
Other versions
NO971148D0 (no
NO307044B1 (no
Inventor
Barry Jackson
Original Assignee
Lonza Ag
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 Lonza Ag filed Critical Lonza Ag
Publication of NO971148D0 publication Critical patent/NO971148D0/no
Publication of NO971148L publication Critical patent/NO971148L/no
Publication of NO307044B1 publication Critical patent/NO307044B1/no

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C67/00—Preparation of carboxylic acid esters
    • C07C67/48—Separation; Purification; Stabilisation; Use of additives
    • C07C67/60—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
  • Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)
NO971148A 1996-03-13 1997-03-12 Fremgangsmåte for fremstilling av rene alkylaceteddiksyrealkylestere NO307044B1 (no)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH65596 1996-03-13
CH108796 1996-04-30

Publications (3)

Publication Number Publication Date
NO971148D0 NO971148D0 (no) 1997-03-12
NO971148L true NO971148L (no) 1997-09-15
NO307044B1 NO307044B1 (no) 2000-01-31

Family

ID=25685276

Family Applications (1)

Application Number Title Priority Date Filing Date
NO971148A NO307044B1 (no) 1996-03-13 1997-03-12 Fremgangsmåte for fremstilling av rene alkylaceteddiksyrealkylestere

Country Status (16)

Country Link
US (1) US5786501A (no)
EP (1) EP0795538B1 (no)
JP (1) JP3981998B2 (no)
KR (1) KR100465142B1 (no)
CN (1) CN1116272C (no)
AT (1) ATE184588T1 (no)
CA (1) CA2198837C (no)
CZ (1) CZ293618B6 (no)
DE (1) DE59700429D1 (no)
DK (1) DK0795538T3 (no)
ES (1) ES2138409T3 (no)
HU (1) HU216549B (no)
NO (1) NO307044B1 (no)
PL (1) PL187309B1 (no)
SK (1) SK282381B6 (no)
TW (1) TW349938B (no)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT407249B (de) * 1997-12-29 2001-01-25 Chemie Linz Gmbh Verbessertes verfahren zur herstellung von 2-acetylcarbonsäureestern
CN114920646B (zh) * 2022-05-13 2023-10-27 安徽英瑞骐生物科技有限公司 一种2-正丁基乙酰乙酸乙酯的新合成方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2900311A (en) * 1952-10-11 1959-08-18 Union Carbide Corp Purification of acetoacetic esters by distillation
US2843623A (en) * 1954-10-01 1958-07-15 Nat Distillers Chem Corp Production of ethyl acetoacetate
BE760034A (fr) * 1969-12-08 1971-06-08 Ici Ltd Production d'esters
DE3227388A1 (de) * 1982-07-22 1984-01-26 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von (alpha)-substituierten ss-dicarbonyl-, ss-cyancarbonyl- und ss-dicyanverbindungen

Also Published As

Publication number Publication date
TW349938B (en) 1999-01-11
CA2198837A1 (en) 1997-09-14
KR100465142B1 (ko) 2005-04-06
CA2198837C (en) 2004-10-26
NO971148D0 (no) 1997-03-12
HUP9700580A2 (en) 1997-12-29
DE59700429D1 (de) 1999-10-21
DK0795538T3 (da) 1999-12-20
SK282381B6 (sk) 2002-01-07
CZ74897A3 (cs) 1998-05-13
PL187309B1 (pl) 2004-06-30
PL318927A1 (en) 1997-09-15
JPH101456A (ja) 1998-01-06
US5786501A (en) 1998-07-28
HU216549B (hu) 1999-07-28
JP3981998B2 (ja) 2007-09-26
CN1116272C (zh) 2003-07-30
KR970069972A (ko) 1997-11-07
CN1163260A (zh) 1997-10-29
EP0795538A1 (de) 1997-09-17
EP0795538B1 (de) 1999-09-15
NO307044B1 (no) 2000-01-31
HU9700580D0 (en) 1997-04-28
HUP9700580A3 (en) 1998-01-28
CZ293618B6 (cs) 2004-06-16
ATE184588T1 (de) 1999-10-15
ES2138409T3 (es) 2000-01-01
SK28697A3 (en) 1997-12-10

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Legal Events

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