BG32846A3 - Method for obtaining of n- methylcarbamide - Google Patents
Method for obtaining of n- methylcarbamideInfo
- Publication number
- BG32846A3 BG32846A3 BG034826A BG3482676A BG32846A3 BG 32846 A3 BG32846 A3 BG 32846A3 BG 034826 A BG034826 A BG 034826A BG 3482676 A BG3482676 A BG 3482676A BG 32846 A3 BG32846 A3 BG 32846A3
- Authority
- BG
- Bulgaria
- Prior art keywords
- obtaining
- methylcarbamide
- medium
- hydrogenation
- methylurea
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 2
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 abstract 3
- XGEGHDBEHXKFPX-UHFFFAOYSA-N N-methyl urea Chemical compound CNC(N)=O XGEGHDBEHXKFPX-UHFFFAOYSA-N 0.000 abstract 2
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 abstract 1
- 230000002378 acidificating effect Effects 0.000 abstract 1
- 239000004202 carbamide Substances 0.000 abstract 1
- 238000009903 catalytic hydrogenation reaction Methods 0.000 abstract 1
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 230000000887 hydrating effect Effects 0.000 abstract 1
- 238000005984 hydrogenation reaction Methods 0.000 abstract 1
- 239000002184 metal Substances 0.000 abstract 1
- 239000000203 mixture Substances 0.000 abstract 1
Classifications
-
- 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
-
- 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)
- Low-Molecular Organic Synthesis Reactions Using Catalysts (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 |
|---|---|
| BG32846A3 true BG32846A3 (en) | 1982-10-15 |
Family
ID=11228764
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BG034826A BG32846A3 (en) | 1975-12-03 | 1976-12-03 | Method for obtaining of n- methylcarbamide |
Country Status (31)
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0215964B1 (en) * | 1985-09-10 | 1991-01-23 | Kawaken Fine Chemicals Co., Ltd. | Process for preparing cyclic urea derivatives |
| 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 NO NO764100A patent/NO147274C/no unknown
- 1976-12-01 LU LU76306A patent/LU76306A1/xx unknown
- 1976-12-01 IN IN2141/CAL/76A patent/IN144718B/en unknown
- 1976-12-01 AU AU20145/76A patent/AU508607B2/en not_active Expired
- 1976-12-01 GB GB50196/76A patent/GB1517820A/en not_active Expired
- 1976-12-01 YU YU02922/76A patent/YU292276A/xx unknown
- 1976-12-02 CA CA267,040A patent/CA1074333A/en not_active Expired
- 1976-12-02 PT PT65922A patent/PT65922B/pt unknown
- 1976-12-02 BR BR7608197A patent/BR7608197A/pt unknown
- 1976-12-02 HU HU76SA2998A patent/HU179578B/hu unknown
- 1976-12-02 FR FR7636337A patent/FR2333781A1/fr active Granted
- 1976-12-02 DD DD196085A patent/DD127478A5/xx unknown
- 1976-12-02 PH PH19190A patent/PH13011A/en unknown
- 1976-12-02 AT AT894276A patent/AT350582B/de active
- 1976-12-03 JP JP51144818A patent/JPS5271419A/ja active Pending
- 1976-12-03 BE BE172980A patent/BE849073A/xx not_active IP Right Cessation
- 1976-12-03 NL NL7613527.A patent/NL167418C/xx not_active IP Right Cessation
- 1976-12-03 PL PL1976194144A patent/PL109171B1/pl unknown
- 1976-12-03 MX MX765185U patent/MX4021E/es unknown
- 1976-12-03 BG BG034826A patent/BG32846A3/xx unknown
- 1976-12-03 AR AR265719A patent/AR220673A1/es active
- 1976-12-03 SE SE7613630A patent/SE7613630L/xx not_active Application Discontinuation
- 1976-12-03 IE IE2665/76A patent/IE44189B1/en unknown
- 1976-12-03 CS CS767876A patent/CS193070B2/cs unknown
- 1976-12-03 ES ES454228A patent/ES454228A1/es not_active Expired
- 1976-12-03 DE DE2654928A patent/DE2654928C3/de not_active Expired
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