FR2425464A1 - Procede pour la preparation de la di-anthraquinonyl-n,n'-dihydroazine - Google Patents
Procede pour la preparation de la di-anthraquinonyl-n,n'-dihydroazineInfo
- Publication number
- FR2425464A1 FR2425464A1 FR7911436A FR7911436A FR2425464A1 FR 2425464 A1 FR2425464 A1 FR 2425464A1 FR 7911436 A FR7911436 A FR 7911436A FR 7911436 A FR7911436 A FR 7911436A FR 2425464 A1 FR2425464 A1 FR 2425464A1
- Authority
- FR
- France
- Prior art keywords
- anthraquinonyl
- dihydroazine
- preparation
- high temperature
- hydroxides
- 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
Classifications
-
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07D—HETEROCYCLIC COMPOUNDS
- C07D241/00—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings
- C07D241/36—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems
- C07D241/38—Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings condensed with carbocyclic rings or ring systems with only hydrogen or carbon atoms directly attached to the ring nitrogen atoms
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09B—ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES, e.g. PIGMENTS; MORDANTS; LAKES
- C09B5/00—Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings
- C09B5/24—Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings the heterocyclic rings being only condensed with an anthraquinone nucleus in 1-2 or 2-3 position
- C09B5/44—Azines of the anthracene series
- C09B5/46—Para-diazines
- C09B5/48—Bis-anthraquinonediazines (indanthrone)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PROCEDE POUR LA PREPARATION DE LA DI-ANTHRAQUINONYL-N,N-DIHYDRO-AZINE. CE PROCEDE EST CARACTERISE PAR LE FAIT QU'ON FAIT REAGIR LA 1-NITRO-ANTHRAQUINONE DANS DES MELANGES D'EAU, D'ALCOOLS ET D'HYDROXYDES DE METAUX ALCALINS, A TEMPERATURE ELEVEE AVEC DES COMPOSES HYDRAZINIQUES OU D'HYDROXYLAMINE PUIS QU'ON ELIMINE LES CONSTITUANTS ALCOOLIQUES DU MELANGE REACTIONNEL, QU'ON AJOUTE DU DIMETHYLSULFOXYDE ET EVENTUELLEMENT DES QUANTITES SUPPLEMENTAIRES D'HYDROXYDES DE METAUX ALCALINS ET QUE L'ON CONDUIT LA REACTION A BONNE FIN A TEMPERATURE ELEVEE. UTILISATION DE LA DI-ANTHRAQUINONYL-N,N-DIHYDROAZINE AINSI OBTENUE COMME COLORANT POUR CUVES.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH496078A CH634861A5 (de) | 1978-05-08 | 1978-05-08 | Verfahren zur herstellung des dianthrachinonyl-n,n'-dihydroazins. |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2425464A1 true FR2425464A1 (fr) | 1979-12-07 |
FR2425464B1 FR2425464B1 (fr) | 1981-12-04 |
Family
ID=4285517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7911436A Granted FR2425464A1 (fr) | 1978-05-08 | 1979-05-07 | Procede pour la preparation de la di-anthraquinonyl-n,n'-dihydroazine |
Country Status (6)
Country | Link |
---|---|
US (1) | US4374989A (fr) |
JP (1) | JPS54146830A (fr) |
CH (1) | CH634861A5 (fr) |
DE (1) | DE2918262A1 (fr) |
FR (1) | FR2425464A1 (fr) |
GB (1) | GB2020682B (fr) |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1376198A (fr) * | 1963-12-03 | 1964-10-23 | Cassella Farbwerke Mainkur Ag | Procédé de préparation de colorants de la série anthraquinone-azinique |
FR2231666A1 (fr) * | 1973-05-28 | 1974-12-27 | Sandoz Sa |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3242182A (en) * | 1962-04-16 | 1966-03-22 | Allied Chem | Indanthrone process |
DE1215284B (de) * | 1962-12-04 | 1966-04-28 | Cassella Farbwerke Mainkur Ag | Verfahren zur Herstellung von Farbstoffen der Anthrachinonazinreihe |
-
1978
- 1978-05-08 CH CH496078A patent/CH634861A5/de not_active IP Right Cessation
-
1979
- 1979-05-07 DE DE19792918262 patent/DE2918262A1/de not_active Withdrawn
- 1979-05-07 FR FR7911436A patent/FR2425464A1/fr active Granted
- 1979-05-08 GB GB7915840A patent/GB2020682B/en not_active Expired
- 1979-05-08 JP JP5534979A patent/JPS54146830A/ja active Pending
-
1981
- 1981-08-18 US US06/293,985 patent/US4374989A/en not_active Expired - Fee Related
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1376198A (fr) * | 1963-12-03 | 1964-10-23 | Cassella Farbwerke Mainkur Ag | Procédé de préparation de colorants de la série anthraquinone-azinique |
FR2231666A1 (fr) * | 1973-05-28 | 1974-12-27 | Sandoz Sa |
Also Published As
Publication number | Publication date |
---|---|
JPS54146830A (en) | 1979-11-16 |
DE2918262A1 (de) | 1979-11-15 |
GB2020682A (en) | 1979-11-21 |
CH634861A5 (de) | 1983-02-28 |
GB2020682B (en) | 1982-11-10 |
US4374989A (en) | 1983-02-22 |
FR2425464B1 (fr) | 1981-12-04 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |