DE2855882A1 - Verfahren zur herstellung von 2,4-dinitrophenylharnstoff - Google Patents
Verfahren zur herstellung von 2,4-dinitrophenylharnstoffInfo
- Publication number
- DE2855882A1 DE2855882A1 DE19782855882 DE2855882A DE2855882A1 DE 2855882 A1 DE2855882 A1 DE 2855882A1 DE 19782855882 DE19782855882 DE 19782855882 DE 2855882 A DE2855882 A DE 2855882A DE 2855882 A1 DE2855882 A1 DE 2855882A1
- Authority
- DE
- Germany
- Prior art keywords
- dinitrophenyl
- cyanamide
- temperature
- dinitro
- chlorobenzene
- 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.)
- Withdrawn
Links
- 238000004519 manufacturing process Methods 0.000 title claims description 7
- -1 2,4-DINITROPHENYL Chemical class 0.000 title description 2
- 210000002700 urine Anatomy 0.000 title 1
- XZMCDFZZKTWFGF-UHFFFAOYSA-N Cyanamide Chemical compound NC#N XZMCDFZZKTWFGF-UHFFFAOYSA-N 0.000 claims description 13
- CNZPEKXWNMCGGI-UHFFFAOYSA-N (2,4-dinitrophenyl)urea Chemical compound NC(=O)NC1=CC=C([N+]([O-])=O)C=C1[N+]([O-])=O CNZPEKXWNMCGGI-UHFFFAOYSA-N 0.000 claims description 12
- VYZAHLCBVHPDDF-UHFFFAOYSA-N Dinitrochlorobenzene Chemical compound [O-][N+](=O)C1=CC=C(Cl)C([N+]([O-])=O)=C1 VYZAHLCBVHPDDF-UHFFFAOYSA-N 0.000 claims description 9
- JQSHXJWQQPJBPD-UHFFFAOYSA-N (2,4-dinitrophenyl)cyanamide Chemical compound [O-][N+](=O)C1=CC=C(NC#N)C([N+]([O-])=O)=C1 JQSHXJWQQPJBPD-UHFFFAOYSA-N 0.000 claims description 7
- 238000000034 method Methods 0.000 claims description 7
- 238000006243 chemical reaction Methods 0.000 claims description 6
- 238000002955 isolation Methods 0.000 claims description 4
- 238000005903 acid hydrolysis reaction Methods 0.000 claims description 3
- 239000012736 aqueous medium Substances 0.000 claims description 3
- 230000007062 hydrolysis Effects 0.000 claims description 3
- 238000006460 hydrolysis reaction Methods 0.000 claims description 3
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 6
- 239000011541 reaction mixture Substances 0.000 description 5
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Inorganic materials [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 5
- 238000010438 heat treatment Methods 0.000 description 4
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 3
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 3
- 238000003756 stirring Methods 0.000 description 3
- QOMNJPSRBRDQSU-UHFFFAOYSA-N 5-aminobenzimidazol-2-one Chemical compound C1=C(N)C=CC2=NC(=O)N=C21 QOMNJPSRBRDQSU-UHFFFAOYSA-N 0.000 description 2
- QGZKDVFQNNGYKY-UHFFFAOYSA-N Ammonia Chemical compound N QGZKDVFQNNGYKY-UHFFFAOYSA-N 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- DGAQECJNVWCQMB-PUAWFVPOSA-M Ilexoside XXIX Chemical compound C[C@@H]1CC[C@@]2(CC[C@@]3(C(=CC[C@H]4[C@]3(CC[C@@H]5[C@@]4(CC[C@@H](C5(C)C)OS(=O)(=O)[O-])C)C)[C@@H]2[C@]1(C)O)C)C(=O)O[C@H]6[C@@H]([C@H]([C@@H]([C@H](O6)CO)O)O)O.[Na+] DGAQECJNVWCQMB-PUAWFVPOSA-M 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 239000003929 acidic solution Substances 0.000 description 1
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000001476 alcoholic effect Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 229910052783 alkali metal Inorganic materials 0.000 description 1
- 150000008044 alkali metal hydroxides Chemical class 0.000 description 1
- 229910021529 ammonia Inorganic materials 0.000 description 1
- 239000007864 aqueous solution Substances 0.000 description 1
- 238000010531 catalytic reduction reaction Methods 0.000 description 1
- 208000012839 conversion disease Diseases 0.000 description 1
- 230000008021 deposition Effects 0.000 description 1
- 125000000664 diazo group Chemical group [N-]=[N+]=[*] 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 125000000449 nitro group Chemical group [O-][N+](*)=O 0.000 description 1
- 239000003960 organic solvent Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 238000006798 ring closing metathesis reaction Methods 0.000 description 1
- 229910000029 sodium carbonate Inorganic materials 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000000725 suspension Substances 0.000 description 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
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782855882 DE2855882A1 (de) | 1978-12-23 | 1978-12-23 | Verfahren zur herstellung von 2,4-dinitrophenylharnstoff |
| EP79105240A EP0012981B1 (de) | 1978-12-23 | 1979-12-18 | Verfahren zur Herstellung von 2,4-Dinitrophenyl-harnstoff |
| DE7979105240T DE2961478D1 (en) | 1978-12-23 | 1979-12-18 | Process for the preparation of 2,4-dinitrophenyl urea |
| US06/105,561 US4281187A (en) | 1978-12-23 | 1979-12-20 | Process for the preparation of 2,4-dinitrophenyl urea |
| JP16574479A JPS5587756A (en) | 1978-12-23 | 1979-12-21 | Manufacture of 2*44dinitrophenylurea |
| BR7908434A BR7908434A (pt) | 1978-12-23 | 1979-12-21 | Process para producao de 2,4-dinitrofenil-ureia |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19782855882 DE2855882A1 (de) | 1978-12-23 | 1978-12-23 | Verfahren zur herstellung von 2,4-dinitrophenylharnstoff |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| DE2855882A1 true DE2855882A1 (de) | 1980-07-10 |
Family
ID=6058201
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19782855882 Withdrawn DE2855882A1 (de) | 1978-12-23 | 1978-12-23 | Verfahren zur herstellung von 2,4-dinitrophenylharnstoff |
| DE7979105240T Expired DE2961478D1 (en) | 1978-12-23 | 1979-12-18 | Process for the preparation of 2,4-dinitrophenyl urea |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE7979105240T Expired DE2961478D1 (en) | 1978-12-23 | 1979-12-18 | Process for the preparation of 2,4-dinitrophenyl urea |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4281187A (OSRAM) |
| EP (1) | EP0012981B1 (OSRAM) |
| JP (1) | JPS5587756A (OSRAM) |
| BR (1) | BR7908434A (OSRAM) |
| DE (2) | DE2855882A1 (OSRAM) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0053714A1 (de) * | 1980-12-10 | 1982-06-16 | Hoechst Aktiengesellschaft | Solvatisierte Salze von 2,4-Dinitrophenyl-cyanamiden, Verfahren zu ihrer Herstellung und ihre Verwendung |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5410079A (en) * | 1984-04-02 | 1995-04-25 | The United States Of America As Represented By The Secretary Of The Navy | 5-ureido-1,3-diamino-2,4,5-trinitrobenzene |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2826611A (en) * | 1956-02-02 | 1958-03-11 | Dow Chemical Co | Process for making ar-dinitro-phenylureas |
| US3119867A (en) * | 1962-01-26 | 1964-01-28 | Clairol Inc | Amino, nitro-phenyl-biguanides and amino, nitro-phenyl; guanyl-ureas |
| CH415594A (de) * | 1962-10-26 | 1966-06-30 | Grodziskie Zaklady Farmaceutyc | Verfahren zur Herstellung von 1-(p-Nitro-phenyl)-2-amidino-harnstoff-Chlorhydrat |
-
1978
- 1978-12-23 DE DE19782855882 patent/DE2855882A1/de not_active Withdrawn
-
1979
- 1979-12-18 EP EP79105240A patent/EP0012981B1/de not_active Expired
- 1979-12-18 DE DE7979105240T patent/DE2961478D1/de not_active Expired
- 1979-12-20 US US06/105,561 patent/US4281187A/en not_active Expired - Lifetime
- 1979-12-21 BR BR7908434A patent/BR7908434A/pt unknown
- 1979-12-21 JP JP16574479A patent/JPS5587756A/ja active Granted
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0053714A1 (de) * | 1980-12-10 | 1982-06-16 | Hoechst Aktiengesellschaft | Solvatisierte Salze von 2,4-Dinitrophenyl-cyanamiden, Verfahren zu ihrer Herstellung und ihre Verwendung |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2961478D1 (en) | 1982-01-28 |
| EP0012981A1 (de) | 1980-07-09 |
| US4281187A (en) | 1981-07-28 |
| JPS5587756A (en) | 1980-07-02 |
| EP0012981B1 (de) | 1981-11-25 |
| JPS6261025B2 (OSRAM) | 1987-12-18 |
| BR7908434A (pt) | 1980-09-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 8130 | Withdrawal |