BE746871A - Aza-hydroxy-benzanthrone - Google Patents
Aza-hydroxy-benzanthroneInfo
- Publication number
- BE746871A BE746871A BE746871DA BE746871A BE 746871 A BE746871 A BE 746871A BE 746871D A BE746871D A BE 746871DA BE 746871 A BE746871 A BE 746871A
- Authority
- BE
- Belgium
- Prior art keywords
- benzanthrone
- aza
- hydroxy
- Prior art date
Links
Classifications
-
- 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
- C09B5/02—Dyes with an anthracene nucleus condensed with one or more heterocyclic rings with or without carbocyclic rings the heterocyclic ring being only condensed in peri position
- C09B5/14—Benz-azabenzanthrones (anthrapyridones)
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Nitrogen Condensed Heterocyclic Rings (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT1378469 | 1969-03-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE746871A true BE746871A (fr) | 1970-09-07 |
Family
ID=11144648
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE746871D BE746871A (fr) | 1969-03-07 | 1970-03-05 | Aza-hydroxy-benzanthrone |
Country Status (7)
Country | Link |
---|---|
US (1) | US3912739A (xx) |
BE (1) | BE746871A (xx) |
CH (1) | CH525891A (xx) |
DE (1) | DE2010665C2 (xx) |
FR (1) | FR2037639A5 (xx) |
GB (1) | GB1256482A (xx) |
NL (1) | NL160594C (xx) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4011224A (en) * | 1974-01-21 | 1977-03-08 | Aziende Colori Nazionali Affini Acna S.P.A. | Process for the preparation of 7-oxo-7H-dibenzo-[d e,h]-quinolin-2-ol |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2086704A (en) * | 1933-11-29 | 1937-07-13 | Gen Aniline Works Inc | Compounds of the azabenzanthrone series |
CH461002A (de) * | 1965-08-11 | 1968-08-15 | Ciba Geigy | Verfahren zur Herstellung basischer wasserlöslicher Farbstoffe |
BE754442A (fr) * | 1969-08-05 | 1971-02-05 | Montedison Spa | Colorants de cuve |
-
1970
- 1970-03-02 NL NL7002934.A patent/NL160594C/xx not_active IP Right Cessation
- 1970-03-05 GB GB1256482D patent/GB1256482A/en not_active Expired
- 1970-03-05 US US016989A patent/US3912739A/en not_active Expired - Lifetime
- 1970-03-05 FR FR7007837A patent/FR2037639A5/fr not_active Expired
- 1970-03-05 BE BE746871D patent/BE746871A/xx not_active IP Right Cessation
- 1970-03-06 CH CH334070A patent/CH525891A/de not_active IP Right Cessation
- 1970-03-06 DE DE2010665A patent/DE2010665C2/de not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH525891A (de) | 1972-07-31 |
US3912739A (en) | 1975-10-14 |
DE2010665C2 (de) | 1981-10-15 |
NL160594B (nl) | 1979-06-15 |
DE2010665A1 (de) | 1971-02-18 |
FR2037639A5 (xx) | 1970-12-31 |
GB1256482A (xx) | 1971-12-08 |
NL160594C (nl) | 1979-11-15 |
NL7002934A (xx) | 1970-09-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: MONTECATINI EDISON S.P.A. Effective date: 19840305 |