ZA919723B - Process for the preparation of n-mono-or n,n-disubstituted ureas - Google Patents
Process for the preparation of n-mono-or n,n-disubstituted ureasInfo
- Publication number
- ZA919723B ZA919723B ZA919723A ZA919723A ZA919723B ZA 919723 B ZA919723 B ZA 919723B ZA 919723 A ZA919723 A ZA 919723A ZA 919723 A ZA919723 A ZA 919723A ZA 919723 B ZA919723 B ZA 919723B
- Authority
- ZA
- South Africa
- Prior art keywords
- mono
- preparation
- disubstituted ureas
- ureas
- disubstituted
- Prior art date
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
- C07C273/1809—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 with formation of the N-C(O)-N moiety
- C07C273/1818—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 with formation of the N-C(O)-N moiety from -N=C=O and XNR'R"
- C07C273/1827—X being H
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
- C07C275/28—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups having nitrogen atoms of urea groups bound to carbon atoms of six-membered aromatic rings of a carbon skeleton
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (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 |
|---|---|---|---|
| AT0011191A AT396363B (de) | 1991-01-18 | 1991-01-18 | Verfahren zur herstellung n-mono- oder n,n-disubstituierter harnstoffe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA919723B true ZA919723B (en) | 1992-09-30 |
Family
ID=3481814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA919723A ZA919723B (en) | 1991-01-18 | 1991-12-10 | Process for the preparation of n-mono-or n,n-disubstituted ureas |
Country Status (11)
| Country | Link |
|---|---|
| EP (1) | EP0495218B1 (fr) |
| JP (1) | JPH04295456A (fr) |
| KR (1) | KR920014769A (fr) |
| AT (2) | AT396363B (fr) |
| AU (1) | AU645168B2 (fr) |
| CZ (1) | CZ282512B6 (fr) |
| DE (1) | DE59105723D1 (fr) |
| ES (1) | ES2073105T3 (fr) |
| HU (1) | HU211451B (fr) |
| NZ (1) | NZ240997A (fr) |
| ZA (1) | ZA919723B (fr) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19749979C2 (de) * | 1997-11-05 | 2000-01-13 | Schering Ag | Arzneimittel, enthaltend N,N'-substituierte Harnstoffe und deren Derivate |
| JP5647790B2 (ja) * | 2007-11-16 | 2015-01-07 | 株式会社カネカ | Ｎ−カルバモイル−ｔｅｒｔ−ロイシンの製造法 |
| EP2119489A1 (fr) * | 2008-05-14 | 2009-11-18 | Uhde Fertilizer Technology B.V. | Procédé de réduction des émissions d'aérosol dans une installation de granulation |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH318184A (fr) * | 1952-04-16 | 1956-12-31 | Rohm & Haas | Procédé de préparation d'éthers uréidoalcoylvinyliques |
| US4996359A (en) * | 1988-03-14 | 1991-02-26 | Arco Chemical Technology, Inc. | Process for the preparation of aromatic bis dialkyl ureas |
| DE3928566A1 (de) * | 1989-08-29 | 1991-03-07 | Chemie Linz Deutschland | Verfahren zur herstellung unsymmetrisch substituierter harnstoffe |
-
1991
- 1991-01-18 AT AT0011191A patent/AT396363B/de not_active IP Right Cessation
- 1991-12-03 CZ CS913664A patent/CZ282512B6/cs not_active IP Right Cessation
- 1991-12-10 ZA ZA919723A patent/ZA919723B/xx unknown
- 1991-12-16 NZ NZ240997A patent/NZ240997A/xx unknown
- 1991-12-18 AT AT91121660T patent/ATE123765T1/de not_active IP Right Cessation
- 1991-12-18 DE DE59105723T patent/DE59105723D1/de not_active Expired - Fee Related
- 1991-12-18 EP EP91121660A patent/EP0495218B1/fr not_active Expired - Lifetime
- 1991-12-18 ES ES91121660T patent/ES2073105T3/es not_active Expired - Lifetime
-
1992
- 1992-01-14 AU AU10234/92A patent/AU645168B2/en not_active Ceased
- 1992-01-16 JP JP4005896A patent/JPH04295456A/ja active Pending
- 1992-01-16 KR KR1019920000542A patent/KR920014769A/ko not_active Application Discontinuation
- 1992-01-17 HU HU9200163A patent/HU211451B/hu not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| ATA11191A (de) | 1992-12-15 |
| HU211451B (en) | 1995-11-28 |
| HUT60242A (en) | 1992-08-28 |
| EP0495218B1 (fr) | 1995-06-14 |
| KR920014769A (ko) | 1992-08-25 |
| DE59105723D1 (de) | 1995-07-20 |
| AT396363B (de) | 1993-08-25 |
| NZ240997A (en) | 1993-07-27 |
| AU1023492A (en) | 1992-07-23 |
| AU645168B2 (en) | 1994-01-06 |
| HU9200163D0 (en) | 1992-05-28 |
| JPH04295456A (ja) | 1992-10-20 |
| CZ282512B6 (cs) | 1997-07-16 |
| ATE123765T1 (de) | 1995-06-15 |
| CS366491A3 (en) | 1992-08-12 |
| EP0495218A1 (fr) | 1992-07-22 |
| ES2073105T3 (es) | 1995-08-01 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE276295T1 (de) | Wässrige polyurethan/harnstoff-dispersionen, die alkoxysilangruppen enthalten | |
| MX192648B (fr) | ||
| ATE263791T1 (de) | Wässrige polyurethan/harnstoff-dispersionen, die alkoxysilangruppen beinhalten | |
| EP0705825A3 (fr) | ||
| ZA919723B (en) | Process for the preparation of n-mono-or n,n-disubstituted ureas | |
| EP0447845A3 (en) | Radiation curable amine- and ureagroups containing urethane acrylate compounds | |
| EP0560726A3 (en) | Process for the production of guanidine derivatives | |
| DE3164897D1 (en) | Process for preparing 1-amino-3-aryloxy-2-propanols and 1-amino-2-aryl-2-ethanols | |
| HUT54632A (en) | Process for producing asimmetrically substituted ureas, carbamates, thiocarbamates and substituted isocyanates | |
| EP0684227A3 (fr) | ||
| GR3031621T3 (en) | Vulcanization accelerators. | |
| HK11395A (en) | Method for preparing n,n-(dibenzohex-atrienylene) ureas | |
| ES8702347A1 (es) | Un procedimiento de preparacion de una n-fenil-urea trisustituida. | |
| MY101540A (en) | Benzoylurea compounds and their production and use. | |
| GR3004527T3 (fr) | ||
| EP0186454A3 (en) | 6-purinyl n-(2-chloroethyl) carbamate and thiocarbamate, a process for their preparation and use thereof | |
| ZW7288A1 (en) | A process for the manufacture of n,n-(dibenzohexatrienylene)ureas | |
| HRP940441A2 (en) | Method for preparing n,n-(dibenzohexatrienylene) ureas |