FR2372789A1 - Procede perfectionne pour preparer la 1-nitroanthraquinone - Google Patents
Procede perfectionne pour preparer la 1-nitroanthraquinoneInfo
- Publication number
- FR2372789A1 FR2372789A1 FR7736401A FR7736401A FR2372789A1 FR 2372789 A1 FR2372789 A1 FR 2372789A1 FR 7736401 A FR7736401 A FR 7736401A FR 7736401 A FR7736401 A FR 7736401A FR 2372789 A1 FR2372789 A1 FR 2372789A1
- Authority
- FR
- France
- Prior art keywords
- temperature
- mixture
- nitroanthraquinones
- nitroanthraquinone
- degrees
- 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.)
- Granted
Links
- YCANAXVBJKNANM-UHFFFAOYSA-N 1-nitroanthracene-9,10-dione Chemical compound O=C1C2=CC=CC=C2C(=O)C2=C1C=CC=C2[N+](=O)[O-] YCANAXVBJKNANM-UHFFFAOYSA-N 0.000 title abstract 7
- 238000004519 manufacturing process Methods 0.000 title abstract 2
- 239000000203 mixture Substances 0.000 abstract 5
- LQNUZADURLCDLV-UHFFFAOYSA-N nitrobenzene Chemical compound [O-][N+](=O)C1=CC=CC=C1 LQNUZADURLCDLV-UHFFFAOYSA-N 0.000 abstract 4
- PYKYMHQGRFAEBM-UHFFFAOYSA-N anthraquinone Natural products CCC(=O)c1c(O)c2C(=O)C3C(C=CC=C3O)C(=O)c2cc1CC(=O)OC PYKYMHQGRFAEBM-UHFFFAOYSA-N 0.000 abstract 2
- 150000004056 anthraquinones Chemical class 0.000 abstract 2
- 238000006396 nitration reaction Methods 0.000 abstract 2
- 238000007872 degassing Methods 0.000 abstract 1
- 239000000706 filtrate Substances 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000003960 organic solvent Substances 0.000 abstract 1
- 239000002244 precipitate Substances 0.000 abstract 1
- 239000002904 solvent Substances 0.000 abstract 1
- 238000005406 washing Methods 0.000 abstract 1
Landscapes
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19762654649 DE2654649C2 (de) | 1976-12-02 | 1976-12-02 | Verfahren zur Herstellung von 1-Nitroanthrachinon |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| FR2372789A1 true FR2372789A1 (fr) | 1978-06-30 |
| FR2372789B1 FR2372789B1 (enExample) | 1981-04-30 |
Family
ID=5994517
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FR7736401A Granted FR2372789A1 (fr) | 1976-12-02 | 1977-12-02 | Procede perfectionne pour preparer la 1-nitroanthraquinone |
Country Status (4)
| Country | Link |
|---|---|
| CH (1) | CH632735A5 (enExample) |
| DE (1) | DE2654649C2 (enExample) |
| FR (1) | FR2372789A1 (enExample) |
| GB (1) | GB1560129A (enExample) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3329453A1 (de) * | 1983-08-16 | 1985-03-07 | Bayer Ag, 5090 Leverkusen | Verfahren zur gewinnung von reinem 1-nitroanthrachinon |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE167699C (enExample) * | ||||
| FR2130801A5 (enExample) * | 1971-02-19 | 1972-11-10 | Pinaud Francois | |
| FR2155660A5 (enExample) * | 1971-10-07 | 1973-05-18 | Sumitomo Chemical Co | |
| DE2237904A1 (de) * | 1972-08-02 | 1974-03-28 | Basf Ag | Verfahren zur herstellung von reinem 1-nitroanthrachinon |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2233076A1 (de) * | 1972-07-06 | 1974-01-24 | Basf Ag | Verfahren zur herstellung von reinem 1-nitroanthrachinon |
| DE2461648A1 (de) * | 1974-12-27 | 1976-07-08 | Bayer Ag | Verfahren zur herstellung von reinem 1-nitro-anthrachinon |
-
1976
- 1976-12-02 DE DE19762654649 patent/DE2654649C2/de not_active Expired
-
1977
- 1977-11-29 GB GB4962077A patent/GB1560129A/en not_active Expired
- 1977-11-29 CH CH1460177A patent/CH632735A5/de not_active IP Right Cessation
- 1977-12-02 FR FR7736401A patent/FR2372789A1/fr active Granted
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE167699C (enExample) * | ||||
| FR2130801A5 (enExample) * | 1971-02-19 | 1972-11-10 | Pinaud Francois | |
| FR2155660A5 (enExample) * | 1971-10-07 | 1973-05-18 | Sumitomo Chemical Co | |
| DE2237904A1 (de) * | 1972-08-02 | 1974-03-28 | Basf Ag | Verfahren zur herstellung von reinem 1-nitroanthrachinon |
Also Published As
| Publication number | Publication date |
|---|---|
| FR2372789B1 (enExample) | 1981-04-30 |
| GB1560129A (en) | 1980-01-30 |
| DE2654649C2 (de) | 1985-01-31 |
| CH632735A5 (en) | 1982-10-29 |
| DE2654649A1 (de) | 1978-06-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FR2442820A1 (fr) | Procede perfectionne pour purifier des produits organiques bromes | |
| FR2372789A1 (fr) | Procede perfectionne pour preparer la 1-nitroanthraquinone | |
| FR2356619A1 (fr) | Procede de purification du dibenzylidenesorbitol brut | |
| US5155269A (en) | Purification of p-aminophenol compositions and direct conversion to N-acetyl-p-aminophenol | |
| US3794647A (en) | Process for purifying lactams | |
| US3717680A (en) | PURIFICATION OF p-AMINOPHENOL | |
| DE2050943C3 (de) | Verfahren zum Reinigen von rohem p-Aminophenol | |
| US3907836A (en) | Process for purifying anthraquinone | |
| DE2258484C3 (de) | Verfahren zum Reinigen von rohem 2-Mercaptobenzothiazol | |
| EP0523532B1 (de) | Verfahren zur Reinigung von Indigo | |
| DE2200071A1 (de) | Verfahren zur herstellung von 1-aminoanthrachinon | |
| DE2054282C3 (de) | Verfahren zur Reinigung von rohem p-AminophenoI | |
| DE1118165B (de) | Verfahren zum Aufarbeiten von teilweise abgebauten Arbeitsloesungen der Herstellung von Wasserstoffperoxyd nach dem Anthrachinonverfahren | |
| FR2374326A1 (fr) | Procede pour la preparation des cephalosporines a partir de l'acide 7-aminocephalosporanique et de l'acide 7-amino-desacetoxycephalosporanique | |
| US3332990A (en) | Process for the preparation of 3, 4-dinitrobenzoic acid | |
| DE560945C (de) | Verfahren zur Herstellung von 1-Amino-2-chloranthrachinon | |
| SU852869A1 (ru) | Способ очистки плава -меркаптобензтиазола | |
| US3803248A (en) | Process for increasing the alpha naphthol purity of a mixture containing alpha and beta naphthols | |
| GB819125A (en) | A process for the purification of anthracene | |
| EP0010470B1 (fr) | Procédé pour la préparation des dérivés nitro-5 et 6 de la tétrahydro-1,2,3,4 anthraquinone à partir de l'hexahydro-1,2,3,4,4a,9a anthracène-dione-9,10 | |
| DE2517436C3 (de) | Verfahren zur Gewinnung von 1,5-Dinitroanthrachinon aus Dinitroanthrachinon-Gemischen | |
| AT228742B (de) | Verfahren zum Aufarbeiten von teilweise abgebauten Arbeitslösungen der Herstellung von Wasserstoffperoxyd nach dem Anthrachinonverfahren | |
| AT255410B (de) | Verfahren zur Herstellung von 3-unsubstituierten 2-Oxo-tetrahydroimidazolderivaten | |
| US4070409A (en) | Process for recovering anthracene | |
| KR810001280B1 (ko) | p-아미노페놀(p-aminophenol)의 정제방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| ST | Notification of lapse |