CA1074333A - Synthese de n-methylurees - Google Patents
Synthese de n-methylureesInfo
- Publication number
- CA1074333A CA1074333A CA267,040A CA267040A CA1074333A CA 1074333 A CA1074333 A CA 1074333A CA 267040 A CA267040 A CA 267040A CA 1074333 A CA1074333 A CA 1074333A
- Authority
- CA
- Canada
- Prior art keywords
- urea
- methyl
- ureas
- formaldehyde
- kgs
- 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 (it) | 1975-12-03 | 1975-12-03 | Procedimento per la sintesi di n metil uree |
Publications (1)
Publication Number | Publication Date |
---|---|
CA1074333A true CA1074333A (fr) | 1980-03-25 |
Family
ID=11228764
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CA267,040A Expired CA1074333A (fr) | 1975-12-03 | 1976-12-02 | Synthese de n-methylurees |
Country Status (31)
Country | Link |
---|---|
JP (1) | JPS5271419A (fr) |
AR (1) | AR220673A1 (fr) |
AT (1) | AT350582B (fr) |
AU (1) | AU508607B2 (fr) |
BE (1) | BE849073A (fr) |
BG (1) | BG32846A3 (fr) |
BR (1) | BR7608197A (fr) |
CA (1) | CA1074333A (fr) |
CS (1) | CS193070B2 (fr) |
DD (1) | DD127478A5 (fr) |
DE (1) | DE2654928C3 (fr) |
DK (1) | DK536076A (fr) |
EG (1) | EG12262A (fr) |
ES (1) | ES454228A1 (fr) |
FR (1) | FR2333781A1 (fr) |
GB (1) | GB1517820A (fr) |
HU (1) | HU179578B (fr) |
IE (1) | IE44189B1 (fr) |
IN (1) | IN144718B (fr) |
IT (1) | IT1051036B (fr) |
LU (1) | LU76306A1 (fr) |
MX (1) | MX4021E (fr) |
NL (1) | NL167418C (fr) |
NO (1) | NO147274C (fr) |
PH (1) | PH13011A (fr) |
PL (1) | PL109171B1 (fr) |
PT (1) | PT65922B (fr) |
SE (1) | SE7613630L (fr) |
TR (1) | TR18980A (fr) |
YU (1) | YU292276A (fr) |
ZA (1) | ZA767109B (fr) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3581541D1 (de) * | 1985-09-10 | 1991-02-28 | Kawaken Fine Chemicals Co | Verfahren zur herstellung von zyklischen urea-derivaten. |
US4617400A (en) * | 1985-09-11 | 1986-10-14 | Kawaken Fine Chemicals Co., Ltd. | Process for preparing cyclic urea derivatives |
DE3800083A1 (de) * | 1988-01-05 | 1989-07-13 | Basf Ag | Verfahren zur herstellung von cyclischen n,n'-dimethylharnstoffen |
DE4425696A1 (de) * | 1994-07-20 | 1996-01-25 | Basf Ag | Verfahren zur Herstellung 1,3-disubstituierter Imidazolidinone |
DE19743760A1 (de) * | 1997-10-02 | 1999-04-08 | Basf Ag | Verfahren zur Herstellung von cyclischen Harnstoffderivaten |
-
1975
- 1975-12-03 IT IT29962/75A patent/IT1051036B/it active
-
1976
- 1976-11-26 DK DK536076A patent/DK536076A/da not_active Application Discontinuation
- 1976-11-29 ZA ZA767109A patent/ZA767109B/xx unknown
- 1976-11-29 EG EG76748A patent/EG12262A/xx active
- 1976-11-30 TR TR18980A patent/TR18980A/xx unknown
- 1976-12-01 LU LU76306A patent/LU76306A1/xx unknown
- 1976-12-01 GB GB50196/76A patent/GB1517820A/en not_active Expired
- 1976-12-01 AU AU20145/76A patent/AU508607B2/en not_active Expired
- 1976-12-01 IN IN2141/CAL/76A patent/IN144718B/en unknown
- 1976-12-01 NO NO764100A patent/NO147274C/no unknown
- 1976-12-01 YU YU02922/76A patent/YU292276A/xx unknown
- 1976-12-02 DD DD196085A patent/DD127478A5/xx unknown
- 1976-12-02 FR FR7636337A patent/FR2333781A1/fr active Granted
- 1976-12-02 BR BR7608197A patent/BR7608197A/pt unknown
- 1976-12-02 AT AT894276A patent/AT350582B/de active
- 1976-12-02 PH PH19190A patent/PH13011A/en unknown
- 1976-12-02 PT PT65922A patent/PT65922B/pt unknown
- 1976-12-02 HU HU76SA2998A patent/HU179578B/hu unknown
- 1976-12-02 CA CA267,040A patent/CA1074333A/fr not_active Expired
- 1976-12-03 CS CS767876A patent/CS193070B2/cs unknown
- 1976-12-03 BG BG7634826A patent/BG32846A3/xx unknown
- 1976-12-03 JP JP51144818A patent/JPS5271419A/ja active Pending
- 1976-12-03 ES ES454228A patent/ES454228A1/es not_active Expired
- 1976-12-03 IE IE2665/76A patent/IE44189B1/en unknown
- 1976-12-03 AR AR265719A patent/AR220673A1/es active
- 1976-12-03 NL NL7613527.A patent/NL167418C/xx not_active IP Right Cessation
- 1976-12-03 MX MX765185U patent/MX4021E/es unknown
- 1976-12-03 DE DE2654928A patent/DE2654928C3/de not_active Expired
- 1976-12-03 SE SE7613630A patent/SE7613630L/xx not_active Application Discontinuation
- 1976-12-03 BE BE172980A patent/BE849073A/fr not_active IP Right Cessation
- 1976-12-03 PL PL1976194144A patent/PL109171B1/pl unknown
Also Published As
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MKEX | Expiry |