SE431203B - Forfarande for framstellning av karbamider genom pyrolys av karbamater - Google Patents
Forfarande for framstellning av karbamider genom pyrolys av karbamaterInfo
- Publication number
- SE431203B SE431203B SE7513879A SE7513879A SE431203B SE 431203 B SE431203 B SE 431203B SE 7513879 A SE7513879 A SE 7513879A SE 7513879 A SE7513879 A SE 7513879A SE 431203 B SE431203 B SE 431203B
- Authority
- SE
- Sweden
- Prior art keywords
- carbamids
- pyrolyze
- carbamates
- preparing
- procedure
- Prior art date
Links
- KXDHJXZQYSOELW-UHFFFAOYSA-M Carbamate Chemical compound NC([O-])=O KXDHJXZQYSOELW-UHFFFAOYSA-M 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D239/00—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings
- C07D239/02—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings
- C07D239/06—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D239/08—Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms directly attached in position 2
- C07D239/10—Oxygen or sulfur atoms
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/30—Oxygen or sulfur atoms
- C07D233/32—One oxygen atom
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D233/00—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
- C07D233/04—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member
- C07D233/28—Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings having one double bond between ring members or between a ring member and a non-ring member with hetero atoms or with carbon atoms having three bonds to hetero atoms with at the most one bond to halogen, e.g. ester or nitrile radicals, directly attached to ring carbon atoms
- C07D233/30—Oxygen or sulfur atoms
- C07D233/32—One oxygen atom
- C07D233/34—Ethylene-urea
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT30341/74A IT1026907B (it) | 1974-12-10 | 1974-12-10 | Procedimento per la sintesi di uree |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| SE7513879L SE7513879L (sv) | 1976-06-11 |
| SE431203B true SE431203B (sv) | 1984-01-23 |
Family
ID=11229569
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| SE7513879A SE431203B (sv) | 1974-12-10 | 1975-12-09 | Forfarande for framstellning av karbamider genom pyrolys av karbamater |
Country Status (19)
| Country | Link |
|---|---|
| US (1) | US4063021A (de) |
| JP (1) | JPS594423B2 (de) |
| AT (1) | AT349487B (de) |
| BE (1) | BE836387A (de) |
| CA (1) | CA1058174A (de) |
| CH (1) | CH624097A5 (de) |
| DE (1) | DE2555582A1 (de) |
| DK (1) | DK557075A (de) |
| ES (1) | ES443591A1 (de) |
| FR (1) | FR2294169A1 (de) |
| GB (1) | GB1499180A (de) |
| IE (1) | IE42456B1 (de) |
| IT (1) | IT1026907B (de) |
| LU (1) | LU73953A1 (de) |
| NL (1) | NL172951C (de) |
| NO (1) | NO754162L (de) |
| SE (1) | SE431203B (de) |
| SU (1) | SU900804A3 (de) |
| ZA (1) | ZA757617B (de) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57139069A (en) * | 1981-02-20 | 1982-08-27 | Nippon Tokushu Noyaku Seizo Kk | Substituted tetrahydropyrimidinone derivative, its preparation and herbicide |
| US4405794A (en) * | 1981-12-18 | 1983-09-20 | The Dow Chemical Company | Preparation of 2-oxazolidinone and ethyleneurea |
| JPS58140078A (ja) * | 1982-02-16 | 1983-08-19 | Nippon Tokushu Noyaku Seizo Kk | メチル置換テトラヒドロ−２−ピリミジノン誘導体、その製法、その中間体及び該中間体の製法、並びに除草剤 |
| JPH0333420U (de) * | 1989-08-10 | 1991-04-02 | ||
| DE19743760A1 (de) * | 1997-10-02 | 1999-04-08 | Basf Ag | Verfahren zur Herstellung von cyclischen Harnstoffderivaten |
| DE29820895U1 (de) | 1998-11-23 | 1999-02-18 | ECS Eich Maschinenbau GmbH, 35745 Herborn | Mobiles Wasserreinigungsgerät |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2276696A (en) * | 1939-10-06 | 1942-03-17 | Sharples Chemicals Inc | Manufacture of homologues of urea |
| US3053891A (en) * | 1959-05-05 | 1962-09-11 | Chemical Construction Corp | Process for production of urea |
| US3923833A (en) * | 1968-05-01 | 1975-12-02 | Hoffmann La Roche | N-{8 (1-cyano-2-phenyl)ethyl{9 carbamates |
-
1974
- 1974-12-10 IT IT30341/74A patent/IT1026907B/it active
-
1975
- 1975-12-04 ZA ZA757617A patent/ZA757617B/xx unknown
- 1975-12-04 CA CA241,089A patent/CA1058174A/en not_active Expired
- 1975-12-08 BE BE162536A patent/BE836387A/xx not_active IP Right Cessation
- 1975-12-08 GB GB50307/75A patent/GB1499180A/en not_active Expired
- 1975-12-08 CH CH1594575A patent/CH624097A5/it not_active IP Right Cessation
- 1975-12-08 LU LU73953A patent/LU73953A1/xx unknown
- 1975-12-08 FR FR7537465A patent/FR2294169A1/fr active Granted
- 1975-12-09 AT AT933175A patent/AT349487B/de not_active IP Right Cessation
- 1975-12-09 SE SE7513879A patent/SE431203B/xx unknown
- 1975-12-09 NO NO754162A patent/NO754162L/no unknown
- 1975-12-09 NL NLAANVRAGE7514362,A patent/NL172951C/xx not_active IP Right Cessation
- 1975-12-09 ES ES443591A patent/ES443591A1/es not_active Expired
- 1975-12-09 DK DK557075A patent/DK557075A/da not_active Application Discontinuation
- 1975-12-10 DE DE19752555582 patent/DE2555582A1/de active Pending
- 1975-12-10 JP JP50146470A patent/JPS594423B2/ja not_active Expired
- 1975-12-10 IE IE2693/75A patent/IE42456B1/en unknown
- 1975-12-10 SU SU752197703A patent/SU900804A3/ru active
- 1975-12-10 US US05/639,441 patent/US4063021A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2294169A1 (fr) | 1976-07-09 |
| IT1026907B (it) | 1978-10-20 |
| JPS594423B2 (ja) | 1984-01-30 |
| BE836387A (fr) | 1976-06-08 |
| IE42456L (en) | 1976-06-10 |
| ZA757617B (en) | 1976-11-24 |
| LU73953A1 (de) | 1976-07-01 |
| DK557075A (da) | 1976-06-11 |
| JPS5182225A (de) | 1976-07-19 |
| SU900804A3 (ru) | 1982-01-23 |
| CA1058174A (en) | 1979-07-10 |
| CH624097A5 (de) | 1981-07-15 |
| FR2294169B1 (de) | 1982-05-28 |
| NL172951C (nl) | 1983-11-16 |
| GB1499180A (en) | 1978-01-25 |
| DE2555582A1 (de) | 1976-06-16 |
| AT349487B (de) | 1979-04-10 |
| SE7513879L (sv) | 1976-06-11 |
| IE42456B1 (en) | 1980-08-13 |
| ATA933175A (de) | 1978-09-15 |
| ES443591A1 (es) | 1977-05-01 |
| NL172951B (nl) | 1983-06-16 |
| US4063021A (en) | 1977-12-13 |
| NO754162L (de) | 1976-06-11 |
| NL7514362A (nl) | 1976-06-14 |
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