DE69703019T2 - Verfahren zur Herstellung eines 1,3-disubstituierten Harnstoffs - Google Patents
Verfahren zur Herstellung eines 1,3-disubstituierten HarnstoffsInfo
- Publication number
- DE69703019T2 DE69703019T2 DE69703019T DE69703019T DE69703019T2 DE 69703019 T2 DE69703019 T2 DE 69703019T2 DE 69703019 T DE69703019 T DE 69703019T DE 69703019 T DE69703019 T DE 69703019T DE 69703019 T2 DE69703019 T2 DE 69703019T2
- Authority
- DE
- Germany
- Prior art keywords
- preparation
- disubstituted urea
- disubstituted
- urea
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
- C07C273/1809—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Pyridine Compounds (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP34257596 | 1996-12-05 | ||
JP1343897 | 1997-01-08 |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69703019D1 DE69703019D1 (de) | 2000-10-12 |
DE69703019T2 true DE69703019T2 (de) | 2001-01-11 |
Family
ID=26349241
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69703019T Expired - Fee Related DE69703019T2 (de) | 1996-12-05 | 1997-12-01 | Verfahren zur Herstellung eines 1,3-disubstituierten Harnstoffs |
Country Status (3)
Country | Link |
---|---|
US (1) | US5902899A (de) |
EP (1) | EP0846679B1 (de) |
DE (1) | DE69703019T2 (de) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003005965A2 (en) * | 2001-07-11 | 2003-01-23 | Musc Foundation For Research Development | Modulators of ceramidase and methods of use based thereon |
US6887278B2 (en) * | 2002-11-04 | 2005-05-03 | Mayo Foundation For Medical Education And Research | Prosthetic implant having segmented flexible stem |
US6962945B2 (en) * | 2004-03-26 | 2005-11-08 | Council Of Scientific And Industrial Research | N-aryloxypropanolyl-N′-phenethyl-urea |
US7019171B1 (en) * | 2004-12-02 | 2006-03-28 | Temptime Corporation | Particle size control for acetylenic agents useful in condition monitoring systems |
EP2548870A1 (de) * | 2011-07-20 | 2013-01-23 | Cytec Technology Corp. | Verfahren zur Herstellung von cyclischen Alkylenharnstoffen |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE848039C (de) * | 1942-12-12 | 1952-09-01 | Boehringer & Soehne Gmbh | Verfahren zur Herstellung symmetrischer Dialkylharnstoffe |
DE2756409A1 (de) * | 1977-12-17 | 1979-06-21 | Basf Ag | Verfahren zur gleichzeitigen herstellung von 1,3-disubstituierten harnstoffen und 1,2-diolen |
US4349204A (en) * | 1981-04-29 | 1982-09-14 | Lynes, Inc. | Non-extruding inflatable packer assembly |
IT1137177B (it) * | 1981-06-02 | 1986-09-03 | Anic Spa | Processo per la preparazione di uree asimmetriche a partire da uretani ed ammine |
JPS60163853A (ja) * | 1984-02-06 | 1985-08-26 | Asahi Chem Ind Co Ltd | 尿素類の製造法 |
JPS629107A (ja) * | 1985-07-05 | 1987-01-17 | 株式会社東芝 | 湿分分離加熱器 |
JPS6217572A (ja) * | 1985-07-15 | 1987-01-26 | ダイキン工業株式会社 | 空冷ヒ−トポンプ式冷凍機の除霜装置 |
-
1997
- 1997-12-01 DE DE69703019T patent/DE69703019T2/de not_active Expired - Fee Related
- 1997-12-01 EP EP97309642A patent/EP0846679B1/de not_active Expired - Lifetime
- 1997-12-04 US US08/985,363 patent/US5902899A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69703019D1 (de) | 2000-10-12 |
US5902899A (en) | 1999-05-11 |
EP0846679A2 (de) | 1998-06-10 |
EP0846679A3 (de) | 1999-03-17 |
EP0846679B1 (de) | 2000-09-06 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: SUMITOMO CHEMICAL CO. LTD., TOKIO/TOKYO, JP |
|
8339 | Ceased/non-payment of the annual fee |