GB1517820A - Production of n-methyl ureas - Google Patents
Production of n-methyl ureasInfo
- Publication number
- GB1517820A GB1517820A GB50196/76A GB5019676A GB1517820A GB 1517820 A GB1517820 A GB 1517820A GB 50196/76 A GB50196/76 A GB 50196/76A GB 5019676 A GB5019676 A GB 5019676A GB 1517820 A GB1517820 A GB 1517820A
- Authority
- GB
- United Kingdom
- Prior art keywords
- production
- methyl ureas
- ureas
- methyl
- 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
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
- C07C273/1854—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 by reactions not involving the formation of the N-C(O)-N- moiety
- C07C273/1863—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 by reactions not involving the formation of the N-C(O)-N- moiety from urea
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C271/00—Derivatives of carbamic acids, i.e. compounds containing any of the groups, the nitrogen atom not being part of nitro or nitroso groups
- C07C271/06—Esters of carbamic acids
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| IT29962/75A IT1051036B (en) | 1975-12-03 | 1975-12-03 | PROCEDURE FOR THE SYNTHESIS OF N METHYL UREE |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1517820A true GB1517820A (en) | 1978-07-12 |
Family
ID=11228764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB50196/76A Expired GB1517820A (en) | 1975-12-03 | 1976-12-01 | Production of n-methyl ureas |
Country Status (31)
| Country | Link |
|---|---|
| JP (1) | JPS5271419A (en) |
| AR (1) | AR220673A1 (en) |
| AT (1) | AT350582B (en) |
| AU (1) | AU508607B2 (en) |
| BE (1) | BE849073A (en) |
| BG (1) | BG32846A3 (en) |
| BR (1) | BR7608197A (en) |
| CA (1) | CA1074333A (en) |
| CS (1) | CS193070B2 (en) |
| DD (1) | DD127478A5 (en) |
| DE (1) | DE2654928C3 (en) |
| DK (1) | DK536076A (en) |
| EG (1) | EG12262A (en) |
| ES (1) | ES454228A1 (en) |
| FR (1) | FR2333781A1 (en) |
| GB (1) | GB1517820A (en) |
| HU (1) | HU179578B (en) |
| IE (1) | IE44189B1 (en) |
| IN (1) | IN144718B (en) |
| IT (1) | IT1051036B (en) |
| LU (1) | LU76306A1 (en) |
| MX (1) | MX4021E (en) |
| NL (1) | NL167418C (en) |
| NO (1) | NO147274C (en) |
| PH (1) | PH13011A (en) |
| PL (1) | PL109171B1 (en) |
| PT (1) | PT65922B (en) |
| SE (1) | SE7613630L (en) |
| TR (1) | TR18980A (en) |
| YU (1) | YU292276A (en) |
| ZA (1) | ZA767109B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0215964A1 (en) * | 1985-09-10 | 1987-04-01 | Kawaken Fine Chemicals Co., Ltd. | Process for preparing cyclic urea derivatives |
| EP0323647A1 (en) * | 1988-01-05 | 1989-07-12 | BASF Aktiengesellschaft | Process for the preparation of cyclic N,N'-dimethyl ureas |
| US5783706A (en) * | 1994-07-20 | 1998-07-21 | Basf Aktiengesellschaft | Process for the preparation of 1,3-disubstituted imidazolidinones |
| US6103898A (en) * | 1997-10-02 | 2000-08-15 | Basf Aktiengesellschaft | Preparation of cyclic urea derivatives |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4617400A (en) * | 1985-09-11 | 1986-10-14 | Kawaken Fine Chemicals Co., Ltd. | Process for preparing cyclic urea derivatives |
-
1975
- 1975-12-03 IT IT29962/75A patent/IT1051036B/en active
-
1976
- 1976-11-26 DK DK536076A patent/DK536076A/en not_active Application Discontinuation
- 1976-11-29 ZA ZA767109A patent/ZA767109B/en unknown
- 1976-11-29 EG EG76748A patent/EG12262A/en active
- 1976-11-30 TR TR18980A patent/TR18980A/en unknown
- 1976-12-01 AU AU20145/76A patent/AU508607B2/en not_active Expired
- 1976-12-01 NO NO764100A patent/NO147274C/en unknown
- 1976-12-01 YU YU02922/76A patent/YU292276A/en unknown
- 1976-12-01 IN IN2141/CAL/76A patent/IN144718B/en unknown
- 1976-12-01 LU LU76306A patent/LU76306A1/xx unknown
- 1976-12-01 GB GB50196/76A patent/GB1517820A/en not_active Expired
- 1976-12-02 PH PH19190A patent/PH13011A/en unknown
- 1976-12-02 BR BR7608197A patent/BR7608197A/en unknown
- 1976-12-02 HU HU76SA2998A patent/HU179578B/en unknown
- 1976-12-02 AT AT894276A patent/AT350582B/en active
- 1976-12-02 FR FR7636337A patent/FR2333781A1/en active Granted
- 1976-12-02 DD DD196085A patent/DD127478A5/xx unknown
- 1976-12-02 CA CA267,040A patent/CA1074333A/en not_active Expired
- 1976-12-02 PT PT65922A patent/PT65922B/en unknown
- 1976-12-03 BG BG7634826A patent/BG32846A3/en unknown
- 1976-12-03 AR AR265719A patent/AR220673A1/en active
- 1976-12-03 ES ES454228A patent/ES454228A1/en not_active Expired
- 1976-12-03 IE IE2665/76A patent/IE44189B1/en unknown
- 1976-12-03 BE BE172980A patent/BE849073A/en not_active IP Right Cessation
- 1976-12-03 NL NL7613527.A patent/NL167418C/en not_active IP Right Cessation
- 1976-12-03 DE DE2654928A patent/DE2654928C3/en not_active Expired
- 1976-12-03 SE SE7613630A patent/SE7613630L/en not_active Application Discontinuation
- 1976-12-03 CS CS767876A patent/CS193070B2/en unknown
- 1976-12-03 MX MX765185U patent/MX4021E/en unknown
- 1976-12-03 PL PL1976194144A patent/PL109171B1/en unknown
- 1976-12-03 JP JP51144818A patent/JPS5271419A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0215964A1 (en) * | 1985-09-10 | 1987-04-01 | Kawaken Fine Chemicals Co., Ltd. | Process for preparing cyclic urea derivatives |
| EP0323647A1 (en) * | 1988-01-05 | 1989-07-12 | BASF Aktiengesellschaft | Process for the preparation of cyclic N,N'-dimethyl ureas |
| US4925940A (en) * | 1988-01-05 | 1990-05-15 | Basf Aktiengesellschaft | Preparation of cyclic N,N'-dimethylureas |
| US5783706A (en) * | 1994-07-20 | 1998-07-21 | Basf Aktiengesellschaft | Process for the preparation of 1,3-disubstituted imidazolidinones |
| US6103898A (en) * | 1997-10-02 | 2000-08-15 | Basf Aktiengesellschaft | Preparation of cyclic urea derivatives |
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PCNP | Patent ceased through non-payment of renewal fee |