DK0947492T3 - Fremgangsmåde til fremstilling af citral - Google Patents

Fremgangsmåde til fremstilling af citral

Info

Publication number: DK0947492T3
Authority: DK; Denmark
Prior art keywords: citral; preparation; citral preparation
Prior art date: 1998-03-30

Application number

DK99105903T

Other languages

English (en)

Inventor

Werner Bonrath

Original Assignee

Hoffmann La Roche

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.)

1998-03-30

Filing date

1999-03-24

Publication date

2004-01-26

1999-03-24 Application filed by Hoffmann La Roche filed Critical Hoffmann La Roche

2004-01-26 Application granted granted Critical

2004-01-26 Publication of DK0947492T3 publication Critical patent/DK0947492T3/da

Links

WTEVQBCEXWBHNA-UHFFFAOYSA-N Citral Natural products CC(C)=CCCC(C)=CC=O WTEVQBCEXWBHNA-UHFFFAOYSA-N 0.000 title 1
229940043350 citral Drugs 0.000 title 1
WTEVQBCEXWBHNA-JXMROGBWSA-N geranial Chemical compound CC(C)=CCC\C(C)=C\C=O WTEVQBCEXWBHNA-JXMROGBWSA-N 0.000 title 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C45/00—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds
- C07C45/51—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition
- C07C45/511—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups
- C07C45/512—Preparation of compounds having >C = O groups bound only to carbon or hydrogen atoms; Preparation of chelates of such compounds by pyrolysis, rearrangement or decomposition involving transformation of singly bound oxygen functional groups to >C = O groups the singly bound functional group being a free hydroxyl group

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Low-Molecular Organic Synthesis Reactions Using Catalysts (AREA)

DK99105903T 1998-03-30 1999-03-24 Fremgangsmåde til fremstilling af citral DK0947492T3 (da)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
EP98105757		1998-03-30

Publications (1)

Publication Number	Publication Date
DK0947492T3 true DK0947492T3 (da)	2004-01-26

Family

ID=8231679

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK99105903T DK0947492T3 (da)	1998-03-30	1999-03-24	Fremgangsmåde til fremstilling af citral

Country Status (10)

Country	Link
US (1)	US6198006B1 (da)
EP (1)	EP0947492B1 (da)
JP (1)	JP4349676B2 (da)
KR (1)	KR100665411B1 (da)
CN (1)	CN1170801C (da)
BR (1)	BR9902357A (da)
CA (1)	CA2267506A1 (da)
DE (1)	DE59907246D1 (da)
DK (1)	DK0947492T3 (da)
ES (1)	ES2207051T3 (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US6676229B1 (en) *	2002-12-13	2004-01-13	New York Air Brake Corporation	Interface system from pneumatic to electrically-controlled pneumatic brake systems
WO2007039245A1 (en) *	2005-09-29	2007-04-12	Dsm Ip Assets B.V.	Cleavage of alkynediols
EP2008989A1 (de) *	2007-06-26	2008-12-31	Basf Se	Kontinuierliches Verfahren zur Herstellung von Neral in reiner oder angereicherter Form
CN101391942B (zh) *	2007-09-20	2012-06-13	浙江新和成股份有限公司	柠檬醛的制备方法
CN103694091B (zh) *	2012-09-27	2016-03-09	中国石油化工股份有限公司	一种柠檬醛制备和精制的方法
CN103694092B (zh) *	2012-09-27	2016-04-13	中国石油化工股份有限公司	柠檬醛的制备方法
CN103058841B (zh) *	2013-01-08	2015-05-06	河南师范大学	一种α-大马烯酮香料的制备方法
US9718749B2 (en) *	2013-03-13	2017-08-01	Dsm Ip Assets B.V.	Process for the preparation of 3,7-dimethylnonan-1-ol
CN104387248B (zh) *	2014-11-21	2016-04-20	山东新和成药业有限公司	一种柠檬醛的制备方法
CN111167471B (zh) *	2020-01-17	2020-10-02	浙江新和成股份有限公司	一种金属氧化物涂覆的陶瓷波纹板催化剂、制备及其在制备柠檬醛关键中间体中的应用
CN113248357B (zh) *	2021-05-31	2022-04-19	江苏宏邦化工科技有限公司	一种通过脱氢芳樟醇重排反应制备柠檬醛的方法
CN119462342A (zh) *	2024-12-06	2025-02-18	万华化学集团股份有限公司	一种有效提升芳樟醇产品纯度的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
FR1554805A (da)	1967-11-28	1969-01-24
FR2596755B1 (fr)	1986-04-03	1988-05-27	Rhone Poulenc Sante	Procede de preparation de composes carbonyles ethyleniques

1999
- 1999-03-16 US US09/268,801 patent/US6198006B1/en not_active Expired - Fee Related
- 1999-03-24 ES ES99105903T patent/ES2207051T3/es not_active Expired - Lifetime
- 1999-03-24 DK DK99105903T patent/DK0947492T3/da active
- 1999-03-24 DE DE59907246T patent/DE59907246D1/de not_active Expired - Lifetime
- 1999-03-24 EP EP99105903A patent/EP0947492B1/de not_active Expired - Lifetime
- 1999-03-29 KR KR1019990010754A patent/KR100665411B1/ko not_active Expired - Fee Related
- 1999-03-29 BR BR9902357-1A patent/BR9902357A/pt not_active Application Discontinuation
- 1999-03-29 JP JP08508799A patent/JP4349676B2/ja not_active Expired - Fee Related
- 1999-03-30 CN CNB991045084A patent/CN1170801C/zh not_active Expired - Lifetime
- 1999-03-30 CA CA002267506A patent/CA2267506A1/en not_active Abandoned

Also Published As

Publication number	Publication date
US6198006B1 (en)	2001-03-06
EP0947492A1 (de)	1999-10-06
CN1234382A (zh)	1999-11-10
CA2267506A1 (en)	1999-09-30
DE59907246D1 (de)	2003-11-13
BR9902357A (pt)	2000-02-01
KR100665411B1 (ko)	2007-01-04
ES2207051T3 (es)	2004-05-16
KR19990078354A (ko)	1999-10-25
JP2000186058A (ja)	2000-07-04
CN1170801C (zh)	2004-10-13
EP0947492B1 (de)	2003-10-08
JP4349676B2 (ja)	2009-10-21

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