JPS5452008A - Manufacture of substituted urea - Google Patents
Manufacture of substituted ureaInfo
- Publication number
- JPS5452008A JPS5452008A JP11417678A JP11417678A JPS5452008A JP S5452008 A JPS5452008 A JP S5452008A JP 11417678 A JP11417678 A JP 11417678A JP 11417678 A JP11417678 A JP 11417678A JP S5452008 A JPS5452008 A JP S5452008A
- Authority
- JP
- Japan
- Prior art keywords
- manufacture
- substituted urea
- urea
- substituted
- 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.)
- Pending
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
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D307/00—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom
- C07D307/02—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings
- C07D307/34—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members
- C07D307/38—Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom not condensed with other rings having two or three double bonds between ring members or between ring members and non-ring members with substituted hydrocarbon radicals attached to ring carbon atoms
- C07D307/52—Radicals substituted by nitrogen atoms not forming part of a nitro radical
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Furan Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2742158A DE2742158B2 (de) | 1977-09-19 | 1977-09-19 | Verfahren zur Herstellung substituierter Harnstoffe |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5452008A true JPS5452008A (en) | 1979-04-24 |
Family
ID=6019346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11417678A Pending JPS5452008A (en) | 1977-09-19 | 1978-09-19 | Manufacture of substituted urea |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0001251A1 (ja) |
JP (1) | JPS5452008A (ja) |
DE (1) | DE2742158B2 (ja) |
IL (1) | IL55586A0 (ja) |
PL (1) | PL209630A1 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0427963B1 (de) * | 1989-11-10 | 1994-03-30 | Agrolinz Agrarchemikalien Gesellschaft M.B.H. | Verfahren zur Herstellung reiner, unsymmetrisch disubstituierter Harnstoffe |
DE3940261A1 (de) * | 1989-12-06 | 1991-06-13 | Agrolinz Agrarchemikalien Muen | Verfahren zur herstellung reiner, unsymmetrisch disubstituierter harnstoffe |
DE4028040A1 (de) * | 1990-09-05 | 1992-03-12 | Chemie Linz Deutschland | Verfahren zur n-alkylierung von harnstoffen |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2655534A (en) * | 1951-10-25 | 1953-10-13 | Du Pont | Preparation of n-aromatic-n'-aliphatic hydrocarbon ureas |
GB818864A (en) * | 1956-05-15 | 1959-08-26 | Monsanto Chemicals | Process for the production of ureas |
FR1153567A (fr) * | 1956-06-01 | 1958-03-12 | Monsanto Chemicals | Procédé perfectionné de préparation de l'urée |
US2857430A (en) * | 1956-12-31 | 1958-10-21 | Monsanto Chemicals | Preparation of ureas |
DE1232572B (de) * | 1962-01-29 | 1967-01-19 | Sueddeutsche Kalkstickstoff | Verfahren zum Herstellen von Harnstoff bzw. aliphatisch substituierten Harnstoffen |
DE1468398B1 (de) * | 1963-06-07 | 1970-06-18 | Veba Chemie Nord Gmbh | Verfahren zur Herstellung von symmetrischen N,N'-disubstituierten Harnstoffen |
US3293293A (en) * | 1964-04-24 | 1966-12-20 | Mobil Oil Corp | Production of ureas and thioureas |
US3341583A (en) * | 1964-05-04 | 1967-09-12 | Signal Oil & Gas Co | Synthesis of symmetrical ureas |
-
1977
- 1977-09-19 DE DE2742158A patent/DE2742158B2/de not_active Withdrawn
-
1978
- 1978-09-11 EP EP78100864A patent/EP0001251A1/de not_active Withdrawn
- 1978-09-16 PL PL20963078A patent/PL209630A1/xx unknown
- 1978-09-18 IL IL7855586A patent/IL55586A0/xx unknown
- 1978-09-19 JP JP11417678A patent/JPS5452008A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
EP0001251A1 (de) | 1979-04-04 |
DE2742158B2 (de) | 1979-08-02 |
DE2742158A1 (de) | 1979-04-05 |
IL55586A0 (en) | 1978-12-17 |
PL209630A1 (pl) | 1979-05-07 |
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