DK0795538T3 - Fremgangsmåde til fremstilling af rene alkylaceteddikesyrealkylestere - Google Patents

Fremgangsmåde til fremstilling af rene alkylaceteddikesyrealkylestere

Info

Publication number: DK0795538T3
Authority: DK; Denmark
Prior art keywords: alkyl; preparation; pure; coor2; acetacetic acid
Prior art date: 1996-03-13

Application number

DK97104180T

Other languages

English (en)

Inventor

Barry Dr 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.)

1996-03-13

Filing date

1997-03-12

Publication date

1999-12-20

1997-03-12 Application filed by Lonza Ag filed Critical Lonza Ag

1999-12-20 Application granted granted Critical

1999-12-20 Publication of DK0795538T3 publication Critical patent/DK0795538T3/da

Links

125000000217 alkyl group Chemical group 0.000 title abstract 5
239000002253 acid Substances 0.000 title 1
125000005907 alkyl ester group Chemical group 0.000 title 1
101100277337 Arabidopsis thaliana DDM1 gene Proteins 0.000 abstract 1
-1 alkyl acetoacetate Chemical compound 0.000 abstract 1
239000006227 byproduct Substances 0.000 abstract 1
101150113676 chr1 gene Proteins 0.000 abstract 1
238000002955 isolation Methods 0.000 abstract 1
238000004519 manufacturing process Methods 0.000 abstract 1
239000000203 mixture Substances 0.000 abstract 1

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)

DK97104180T 1996-03-13 1997-03-12 Fremgangsmåde til fremstilling af rene alkylaceteddikesyrealkylestere DK0795538T3 (da)

Applications Claiming Priority (2)

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

Publications (1)

Publication Number	Publication Date
DK0795538T3 true DK0795538T3 (da)	1999-12-20

Family

ID=25685276

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK97104180T DK0795538T3 (da)	1996-03-13	1997-03-12	Fremgangsmåde til fremstilling af rene alkylaceteddikesyrealkylestere

Country Status (16)

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

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

1997
- 1997-02-25 US US08/806,051 patent/US5786501A/en not_active Expired - Fee Related
- 1997-02-28 CA CA002198837A patent/CA2198837C/en not_active Expired - Fee Related
- 1997-03-04 TW TW086102538A patent/TW349938B/zh active
- 1997-03-05 SK SK286-97A patent/SK282381B6/sk not_active IP Right Cessation
- 1997-03-07 JP JP05297197A patent/JP3981998B2/ja not_active Expired - Lifetime
- 1997-03-07 KR KR1019970007701A patent/KR100465142B1/ko not_active Expired - Fee Related
- 1997-03-12 HU HU9700580A patent/HU216549B/hu not_active IP Right Cessation
- 1997-03-12 DK DK97104180T patent/DK0795538T3/da active
- 1997-03-12 NO NO971148A patent/NO307044B1/no not_active IP Right Cessation
- 1997-03-12 ES ES97104180T patent/ES2138409T3/es not_active Expired - Lifetime
- 1997-03-12 AT AT97104180T patent/ATE184588T1/de not_active IP Right Cessation
- 1997-03-12 PL PL97318927A patent/PL187309B1/pl not_active IP Right Cessation
- 1997-03-12 EP EP97104180A patent/EP0795538B1/de not_active Expired - Lifetime
- 1997-03-12 DE DE59700429T patent/DE59700429D1/de not_active Expired - Fee Related
- 1997-03-12 CZ CZ1997748A patent/CZ293618B6/cs not_active IP Right Cessation
- 1997-03-13 CN CN97103475A patent/CN1116272C/zh not_active Expired - Fee Related

Also Published As

Publication number	Publication date
HUP9700580A3 (en)	1998-01-28
NO971148D0 (no)	1997-03-12
CA2198837A1 (en)	1997-09-14
PL187309B1 (pl)	2004-06-30
HU9700580D0 (en)	1997-04-28
EP0795538B1 (de)	1999-09-15
NO971148L (no)	1997-09-15
CZ293618B6 (cs)	2004-06-16
DE59700429D1 (de)	1999-10-21
CN1116272C (zh)	2003-07-30
KR100465142B1 (ko)	2005-04-06
KR970069972A (ko)	1997-11-07
TW349938B (en)	1999-01-11
ES2138409T3 (es)	2000-01-01
ATE184588T1 (de)	1999-10-15
JP3981998B2 (ja)	2007-09-26
CN1163260A (zh)	1997-10-29
HU216549B (hu)	1999-07-28
SK28697A3 (en)	1997-12-10
CA2198837C (en)	2004-10-26
SK282381B6 (sk)	2002-01-07
NO307044B1 (no)	2000-01-31
PL318927A1 (en)	1997-09-15
CZ74897A3 (cs)	1998-05-13
JPH101456A (ja)	1998-01-06
EP0795538A1 (de)	1997-09-17
US5786501A (en)	1998-07-28
HUP9700580A2 (en)	1997-12-29

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