ATE289584T1 - Verfahren zur herstellung von diazomethan - Google Patents

Verfahren zur herstellung von diazomethan

Info

Publication number: ATE289584T1
Authority: AT; Austria
Prior art keywords: diazomethane; gaseous; base; producing; precursor
Prior art date: 1999-12-23

Application number

AT00962683T

Other languages

English (en)

Inventor

Antony John Warr

Lee Proctor

Original Assignee

Phoenix Chemicals Ltd

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.)

1999-12-23

Filing date

2000-12-15

Publication date

2005-03-15

Family has litigation

First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10866908&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE289584(T1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.

2000-12-15 Application filed by Phoenix Chemicals Ltd filed Critical Phoenix Chemicals Ltd

2005-03-15 Application granted granted Critical

2005-03-15 Publication of ATE289584T1 publication Critical patent/ATE289584T1/de

Links

YXHKONLOYHBTNS-UHFFFAOYSA-N Diazomethane Chemical compound C=[N+]=[N-] YXHKONLOYHBTNS-UHFFFAOYSA-N 0.000 title abstract 6
238000004519 manufacturing process Methods 0.000 title abstract 2
239000002243 precursor Substances 0.000 abstract 2
239000003085 diluting agent Substances 0.000 abstract 1

Classifications

- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C245/00—Compounds containing chains of at least two nitrogen atoms with at least one nitrogen-to-nitrogen multiple bond
- C07C245/12—Diazo compounds, i.e. compounds having the free valencies of >N2 groups attached to the same carbon atom
- C07C245/14—Diazo compounds, i.e. compounds having the free valencies of >N2 groups attached to the same carbon atom having diazo groups bound to acyclic carbon atoms of a carbon skeleton
- C07C245/16—Diazomethane

Landscapes

Chemical & Material Sciences (AREA)
Organic Chemistry (AREA)
Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Detergent Compositions (AREA)

AT00962683T 1999-12-23 2000-12-15 Verfahren zur herstellung von diazomethan ATE289584T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
GB9930454A GB2357501B (en)	1999-12-23	1999-12-23	Generation of diazomethane
PCT/GB2000/003563 WO2001047869A1 (en)	1999-12-23	2000-12-15	Process for the preparation of diazomethane

Publications (1)

Publication Number	Publication Date
ATE289584T1 true ATE289584T1 (de)	2005-03-15

Family

ID=10866908

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT00962683T ATE289584T1 (de)	1999-12-23	2000-12-15	Verfahren zur herstellung von diazomethan

Country Status (10)

Country	Link
US (1)	US6962983B2 (de)
EP (1)	EP1240134B1 (de)
JP (1)	JP4881527B2 (de)
AT (1)	ATE289584T1 (de)
AU (1)	AU7433100A (de)
CA (1)	CA2395399C (de)
DE (1)	DE60018308T2 (de)
ES (1)	ES2238312T3 (de)
GB (1)	GB2357501B (de)
WO (1)	WO2001047869A1 (de)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE102004030371A1 (de) *	2004-06-23	2006-01-19	Dynamit Nobel Gmbh	Verfahren zur Herstellung von gasförmigen Diazoalkanen
US9249088B2 (en)	2010-11-01	2016-02-02	Dpx Holdings B.V.	Continuous production and reaction of a diazo compound
GB201201066D0 (en) *	2012-01-23	2012-03-07	Bakhu Ltd	A method for the preparation of diazoalkanes
CN104557606B (zh) *	2013-10-18	2017-06-30	中国石油化工股份有限公司	一种利用重氮甲烷甲基化的方法
JP6257442B2 (ja) *	2014-05-15	2018-01-10	東京エレクトロン株式会社	減圧処理装置における排ガス防爆方法
GB201516396D0 (en)	2015-09-16	2015-10-28	Givaudan Sa	Improvements in or relating to organic compounds
CN105418452A (zh) *	2015-11-09	2016-03-23	宜宾久凌化学有限公司	重氮甲烷的制备方法及其设备
CN111423338A (zh) *	2020-04-30	2020-07-17	山东微井化工科技股份有限公司	一种重氮甲烷的工业化生产系统

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2675378A (en) *	1952-07-22	1954-04-13	Du Pont	Cyclic process for preparing diazoalkanes
JPS6351366A (ja) *	1986-08-21	1988-03-04	Kurita Water Ind Ltd	ジアゾメタンのエ−テル溶液の製造方法
US5459243A (en) *	1994-03-10	1995-10-17	Isis Pharmaceuticals, Inc.	Apparatus and processes for the large scale generation and transfer of diazomethane
US5854405A (en) *	1997-11-13	1998-12-29	Aerojet-General Corporation	Continuous process for diazomethane from an n-methyl-n-nitrosoamine and from methylurea through n-methyl-n-nitrosourea
US5817778A (en) *	1997-11-13	1998-10-06	Aerojet-General Corporation	Large scale batch process for diazomethane

1999
- 1999-12-23 GB GB9930454A patent/GB2357501B/en not_active Expired - Fee Related
2000
- 2000-12-15 WO PCT/GB2000/003563 patent/WO2001047869A1/en not_active Ceased
- 2000-12-15 JP JP2001549343A patent/JP4881527B2/ja not_active Expired - Fee Related
- 2000-12-15 AT AT00962683T patent/ATE289584T1/de not_active IP Right Cessation
- 2000-12-15 US US10/129,404 patent/US6962983B2/en not_active Expired - Lifetime
- 2000-12-15 DE DE60018308T patent/DE60018308T2/de not_active Revoked
- 2000-12-15 ES ES00962683T patent/ES2238312T3/es not_active Expired - Lifetime
- 2000-12-15 EP EP00962683A patent/EP1240134B1/de not_active Revoked
- 2000-12-15 AU AU74331/00A patent/AU7433100A/en not_active Abandoned
- 2000-12-15 CA CA2395399A patent/CA2395399C/en not_active Expired - Fee Related

Also Published As

Publication number	Publication date
US20020188112A1 (en)	2002-12-12
WO2001047869A1 (en)	2001-07-05
AU7433100A (en)	2001-07-09
DE60018308T2 (de)	2005-12-29
ES2238312T3 (es)	2005-09-01
GB2357501A (en)	2001-06-27
JP2003519116A (ja)	2003-06-17
US6962983B2 (en)	2005-11-08
DE60018308D1 (de)	2005-03-31
EP1240134B1 (de)	2005-02-23
GB9930454D0 (en)	2000-02-16
CA2395399A1 (en)	2001-07-05
GB2357501B (en)	2001-11-28
CA2395399C (en)	2010-06-01
JP4881527B2 (ja)	2012-02-22
EP1240134A1 (de)	2002-09-18

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Legal Events

Date	Code	Title	Description
2005-08-15	RER	Ceased as to paragraph 5 lit. 3 law introducing patent treaties