FR2263233B1 - - Google Patents
Info
- Publication number
- FR2263233B1 FR2263233B1 FR7506855A FR7506855A FR2263233B1 FR 2263233 B1 FR2263233 B1 FR 2263233B1 FR 7506855 A FR7506855 A FR 7506855A FR 7506855 A FR7506855 A FR 7506855A FR 2263233 B1 FR2263233 B1 FR 2263233B1
- Authority
- FR
- France
- 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
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 |
|---|---|---|---|
| DE19742411009 DE2411009B2 (de) | 1974-03-07 | 1974-03-07 | Verfahren zur Herstellung von 1,3-Dialkylharnstoffen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2263233A1 FR2263233A1 (US08124630-20120228-C00102.png) | 1975-10-03 |
| FR2263233B1 true FR2263233B1 (US08124630-20120228-C00102.png) | 1980-02-08 |
Family
ID=5909412
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7506855A Expired FR2263233B1 (US08124630-20120228-C00102.png) | 1974-03-07 | 1975-03-05 |
Country Status (7)
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2844962A1 (de) * | 1978-10-16 | 1980-04-30 | Basf Ag | Verfahren zur herstellung von symmetrischen 1,3-disubstituierten harnstoffen |
| AT394715B (de) * | 1990-08-14 | 1992-06-10 | Chemie Linz Gmbh | Verfahren zur n-alkylierung von harnstoffen |
| GB9312881D0 (en) * | 1993-06-22 | 1993-08-04 | Jefferson Roger L | Boiler treatment and novel compounds therfor |
| US5985968A (en) * | 1997-11-17 | 1999-11-16 | Air Products And Chemicals, Inc. | Surface tension reduction with N,N-dialkyl ureas |
-
1974
- 1974-03-07 DE DE19742411009 patent/DE2411009B2/de active Granted
-
1975
- 1975-01-16 CH CH51375A patent/CH592613A5/xx not_active IP Right Cessation
- 1975-02-28 GB GB843175A patent/GB1489699A/en not_active Expired
- 1975-03-04 AT AT165475A patent/AT343127B/de not_active IP Right Cessation
- 1975-03-05 FR FR7506855A patent/FR2263233B1/fr not_active Expired
- 1975-03-06 NL NL7502673A patent/NL7502673A/xx not_active Application Discontinuation
- 1975-03-07 BE BE154135A patent/BE826437A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| FR2263233A1 (US08124630-20120228-C00102.png) | 1975-10-03 |
| BE826437A (fr) | 1975-06-30 |
| GB1489699A (en) | 1977-10-26 |
| AT343127B (de) | 1978-05-10 |
| NL7502673A (nl) | 1975-09-09 |
| DE2411009B2 (de) | 1976-01-08 |
| DE2411009A1 (de) | 1975-09-11 |
| CH592613A5 (US08124630-20120228-C00102.png) | 1977-10-31 |
| ATA165475A (de) | 1977-09-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |