ATE121075T1 - Verfahren zur synthese von symmetrischen n,n'- disubstituierten aromatischen harnstoffen. - Google Patents
Verfahren zur synthese von symmetrischen n,n'- disubstituierten aromatischen harnstoffen.Info
- Publication number
- ATE121075T1 ATE121075T1 AT92100774T AT92100774T ATE121075T1 AT E121075 T1 ATE121075 T1 AT E121075T1 AT 92100774 T AT92100774 T AT 92100774T AT 92100774 T AT92100774 T AT 92100774T AT E121075 T1 ATE121075 T1 AT E121075T1
- Authority
- AT
- Austria
- Prior art keywords
- synthesis
- aromatic
- symmetric
- catalyst component
- disubstituted aromatic
- Prior art date
Links
- 230000015572 biosynthetic process Effects 0.000 title abstract 2
- 238000003786 synthesis reaction Methods 0.000 title abstract 2
- 238000000034 method Methods 0.000 title 1
- 150000003672 ureas Chemical class 0.000 title 1
- -1 N,N' -disubstituted urea Chemical class 0.000 abstract 2
- 239000003054 catalyst Substances 0.000 abstract 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 abstract 1
- 125000003545 alkoxy group Chemical group 0.000 abstract 1
- 125000000217 alkyl group Chemical group 0.000 abstract 1
- 125000003118 aryl group Chemical group 0.000 abstract 1
- 239000003426 co-catalyst Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 229910052736 halogen Inorganic materials 0.000 abstract 1
- 125000005843 halogen group Chemical group 0.000 abstract 1
- 150000002367 halogens Chemical class 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 150000002941 palladium compounds Chemical class 0.000 abstract 1
- 150000004714 phosphonium salts Chemical class 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
Classifications
-
- 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
- C07C275/30—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 being further substituted by halogen atoms, or by nitro or nitroso groups
-
- 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
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 |
|---|---|---|---|
| KR91010513A KR960009117B1 (en) | 1991-06-24 | 1991-06-24 | Process for the preparation of symmetric form n,n'-substitute aromatic urea |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE121075T1 true ATE121075T1 (de) | 1995-04-15 |
Family
ID=19316227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT92100774T ATE121075T1 (de) | 1991-06-24 | 1992-01-17 | Verfahren zur synthese von symmetrischen n,n'- disubstituierten aromatischen harnstoffen. |
Country Status (8)
| Country | Link |
|---|---|
| EP (1) | EP0520130B1 (de) |
| JP (1) | JPH06104650B2 (de) |
| KR (1) | KR960009117B1 (de) |
| AT (1) | ATE121075T1 (de) |
| DE (1) | DE69202005T2 (de) |
| DK (1) | DK0520130T3 (de) |
| ES (1) | ES2073191T3 (de) |
| GR (1) | GR3015857T3 (de) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR890005036B1 (ko) * | 1985-09-04 | 1989-12-08 | 니홍 고강 가부시기가이샤 | 방향족 우레탄 및 그 중간생성물의 제조방법 |
-
1991
- 1991-06-24 KR KR91010513A patent/KR960009117B1/ko not_active Expired - Fee Related
- 1991-12-27 JP JP3346183A patent/JPH06104650B2/ja not_active Expired - Fee Related
-
1992
- 1992-01-17 AT AT92100774T patent/ATE121075T1/de active
- 1992-01-17 DK DK92100774.6T patent/DK0520130T3/da active
- 1992-01-17 ES ES92100774T patent/ES2073191T3/es not_active Expired - Lifetime
- 1992-01-17 DE DE69202005T patent/DE69202005T2/de not_active Expired - Fee Related
- 1992-01-17 EP EP92100774A patent/EP0520130B1/de not_active Expired - Lifetime
-
1995
- 1995-04-18 GR GR950400989T patent/GR3015857T3/el unknown
Also Published As
| Publication number | Publication date |
|---|---|
| EP0520130B1 (de) | 1995-04-12 |
| JPH051018A (ja) | 1993-01-08 |
| DE69202005T2 (de) | 1995-08-24 |
| ES2073191T3 (es) | 1995-08-01 |
| DE69202005D1 (de) | 1995-05-18 |
| JPH06104650B2 (ja) | 1994-12-21 |
| EP0520130A1 (de) | 1992-12-30 |
| KR960009117B1 (en) | 1996-07-13 |
| GR3015857T3 (en) | 1995-07-31 |
| DK0520130T3 (da) | 1995-07-03 |
| KR930000475A (ko) | 1993-01-15 |
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