NO932690L - Fremgangsmaate for fremstilling av isocyansyre ved spalting av N,N-disubstituert urea - Google Patents
Fremgangsmaate for fremstilling av isocyansyre ved spalting av N,N-disubstituert ureaInfo
- Publication number
- NO932690L NO932690L NO932690A NO932690A NO932690L NO 932690 L NO932690 L NO 932690L NO 932690 A NO932690 A NO 932690A NO 932690 A NO932690 A NO 932690A NO 932690 L NO932690 L NO 932690L
- Authority
- NO
- Norway
- Prior art keywords
- cleavage
- procedure
- preparation
- isocyanic acid
- disubstituted urea
- Prior art date
Links
- OWIKHYCFFJSOEH-UHFFFAOYSA-N Isocyanic acid Chemical compound N=C=O OWIKHYCFFJSOEH-UHFFFAOYSA-N 0.000 title 1
- -1 N, N-Disubstituted Urea Chemical class 0.000 title 1
- XLJMAIOERFSOGZ-UHFFFAOYSA-N anhydrous cyanic acid Natural products OC#N XLJMAIOERFSOGZ-UHFFFAOYSA-N 0.000 title 1
- 238000003776 cleavage reaction Methods 0.000 title 1
- 238000000034 method Methods 0.000 title 1
- 230000007017 scission Effects 0.000 title 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C209/00—Preparation of compounds containing amino groups bound to a carbon skeleton
- C07C209/62—Preparation of compounds containing amino groups bound to a carbon skeleton by cleaving carbon-to-nitrogen, sulfur-to-nitrogen, or phosphorus-to-nitrogen bonds, e.g. hydrolysis of amides, N-dealkylation of amines or quaternary ammonium compounds
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01C—AMMONIA; CYANOGEN; COMPOUNDS THEREOF
- C01C3/00—Cyanogen; Compounds thereof
- C01C3/001—Preparation by decomposing nitrogen-containing organic compounds, e.g. molasse waste or urea
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Inorganic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| AT0163092A AT398749B (de) | 1992-08-13 | 1992-08-13 | Verfahren zur herstellung von isocyansäure durch zersetzen von n,n-disubstituierten harnstoffen |
| DE4233533A DE4233533A1 (de) | 1992-08-13 | 1992-10-06 | Verfahren zur Herstellung von Isocyansäure durch Zersetzen von N,N-disubstituierten Harnstoffen |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| NO932690D0 NO932690D0 (no) | 1993-07-26 |
| NO932690L true NO932690L (no) | 1994-02-14 |
Family
ID=25596368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NO932690A NO932690L (no) | 1992-08-13 | 1993-07-26 | Fremgangsmaate for fremstilling av isocyansyre ved spalting av N,N-disubstituert urea |
Country Status (12)
| Country | Link |
|---|---|
| US (1) | US5360601A (cs) |
| EP (1) | EP0582863B1 (cs) |
| JP (1) | JPH06171927A (cs) |
| CN (1) | CN1089597A (cs) |
| AT (1) | AT398749B (cs) |
| AU (1) | AU4426993A (cs) |
| CA (1) | CA2100717A1 (cs) |
| CZ (1) | CZ286169B6 (cs) |
| DE (1) | DE4233533A1 (cs) |
| HU (1) | HU213942B (cs) |
| NO (1) | NO932690L (cs) |
| PL (1) | PL300036A1 (cs) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7150257B2 (ja) * | 2018-04-10 | 2022-10-11 | 国立大学法人茨城大学 | イソシアン酸の生成方法、生成装置、内蔵キット及びガス発生装置 |
| JP7304841B2 (ja) * | 2020-09-11 | 2023-07-07 | 宇部マテリアルズ株式会社 | イソシアン酸の製造方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3314754A (en) * | 1963-11-29 | 1967-04-18 | Grace W R & Co | Production of isocyanic acid by pyrolysis of alkyl carbamates |
| JPS497000A (cs) * | 1972-04-14 | 1974-01-22 | ||
| IT1052116B (it) * | 1972-08-07 | 1981-06-20 | Sigma Tau Ind Farmaceuti | Nuova mercapto amide dell acido nicotinico e suoi sali |
| NL175515C (nl) * | 1973-12-27 | 1984-11-16 | Stamicarbon | Werkwijze voor de bereiding van cyaanzuur. |
| US3936484A (en) * | 1974-09-25 | 1976-02-03 | Atlantic Richfield Company | Production of isocyanates from substituted ureas |
| DE3316494A1 (de) * | 1983-05-05 | 1984-11-08 | Lentia GmbH Chem. u. pharm. Erzeugnisse - Industriebedarf, 8000 München | Verfahren zur herstellung eines cyanursaeurearmen isocyansaeure-ammoniak-gasgemisches und vorrichtung zur durchfuehrung des verfahrens |
| SU1650581A1 (ru) * | 1989-05-12 | 1991-05-23 | Институт органического катализа и электрохимии им.Д.В.Сокольского | Способ получени жидкой изоциановой кислоты и устройство дл его осуществлени |
| ES2078273T3 (es) * | 1989-07-28 | 1995-12-16 | Chemie Linz Gmbh | Procedimiento para la separacion de acido isocianurico a partir de una mezcla de acido isocianurico y de amoniaco. |
| ATE115555T1 (de) * | 1989-07-28 | 1994-12-15 | Chemie Linz Gmbh | Verfahren zur herstellung unsymmetrisch substituierter harnstoffe. |
| AT394715B (de) * | 1990-08-14 | 1992-06-10 | Chemie Linz Gmbh | Verfahren zur n-alkylierung von harnstoffen |
| US5169954A (en) * | 1990-08-14 | 1992-12-08 | Chemie Linz Gesellschaft M.B.H. | Process for the N-alkylation of ureas |
-
1992
- 1992-08-13 AT AT0163092A patent/AT398749B/de not_active IP Right Cessation
- 1992-10-06 DE DE4233533A patent/DE4233533A1/de not_active Withdrawn
-
1993
- 1993-07-16 CA CA002100717A patent/CA2100717A1/en not_active Abandoned
- 1993-07-21 EP EP93111623A patent/EP0582863B1/de not_active Expired - Lifetime
- 1993-07-26 NO NO932690A patent/NO932690L/no unknown
- 1993-07-28 AU AU44269/93A patent/AU4426993A/en not_active Abandoned
- 1993-08-11 PL PL93300036A patent/PL300036A1/xx unknown
- 1993-08-12 JP JP5200823A patent/JPH06171927A/ja active Pending
- 1993-08-12 HU HU9302337A patent/HU213942B/hu not_active IP Right Cessation
- 1993-08-12 CN CN93116230.0A patent/CN1089597A/zh active Pending
- 1993-08-13 CZ CZ19931666A patent/CZ286169B6/cs not_active IP Right Cessation
- 1993-08-13 US US08/105,672 patent/US5360601A/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| AT398749B (de) | 1995-01-25 |
| CZ286169B6 (cs) | 2000-02-16 |
| JPH06171927A (ja) | 1994-06-21 |
| EP0582863A3 (de) | 1995-01-18 |
| EP0582863A2 (de) | 1994-02-16 |
| CA2100717A1 (en) | 1994-02-14 |
| NO932690D0 (no) | 1993-07-26 |
| CN1089597A (zh) | 1994-07-20 |
| HU213942B (en) | 1997-11-28 |
| ATA163092A (de) | 1994-06-15 |
| PL300036A1 (en) | 1994-04-05 |
| EP0582863B1 (de) | 1996-09-18 |
| CZ166693A3 (en) | 1994-03-16 |
| DE4233533A1 (de) | 1994-04-14 |
| HU9302337D0 (en) | 1993-11-29 |
| US5360601A (en) | 1994-11-01 |
| HUT64739A (en) | 1994-02-28 |
| AU4426993A (en) | 1994-02-17 |
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