GB1275896A - 3'-hydroxy-quinophthalone dyestuffs - Google Patents
3'-hydroxy-quinophthalone dyestuffsInfo
- Publication number
- GB1275896A GB1275896A GB5608470A GB5608470A GB1275896A GB 1275896 A GB1275896 A GB 1275896A GB 5608470 A GB5608470 A GB 5608470A GB 5608470 A GB5608470 A GB 5608470A GB 1275896 A GB1275896 A GB 1275896A
- Authority
- GB
- United Kingdom
- Prior art keywords
- quinophthalone
- hydroxy
- nov
- dyes
- independently
- 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.)
- Expired
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
- C09B25/00—Quinophthalones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Coloring (AREA)
Abstract
1275896 Quinophthalone dyes FARBENFABRIKEN BAYER AG 25 Nov 1970 [26 Nov 1969] 56084/70 Heading C4P A 3<SP>1</SP>-hydroxy-quinophthalone dyestuff which is free from any sulphonic acid groups corresponds to the general formula in which R 1 and R 2 , independently of each other, denote hydrogen or a C 1 to C 18 -alkyl radical, with the proviso that the sum total of carbon atoms contained in R 1 and R 2 is at least 8; each Z 1 independently stands for a halogen atom, a nitro, C 1 to C 4 -alkyl, C 1 to C 4 -alkoxy or an acylamino group; m is 0, 1, 2 or 3; Z 2 is a fused benzene ring; and n is 1 or 0. The dyes are prepared by reacting an appropriate quinophthalone acid halide with an alcohol.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19691959321 DE1959321A1 (en) | 1969-11-26 | 1969-11-26 | 3'-hydroxy-quinophthalone dyes |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1275896A true GB1275896A (en) | 1972-05-24 |
Family
ID=5752117
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB5608470A Expired GB1275896A (en) | 1969-11-26 | 1970-11-25 | 3'-hydroxy-quinophthalone dyestuffs |
Country Status (7)
Country | Link |
---|---|
AT (1) | AT297178B (en) |
BE (1) | BE759471A (en) |
CH (1) | CH527877A (en) |
DE (1) | DE1959321A1 (en) |
FR (1) | FR2072483A5 (en) |
GB (1) | GB1275896A (en) |
NL (1) | NL7017107A (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3022837A1 (en) * | 1980-06-19 | 1982-01-07 | Bayer Ag, 5090 Leverkusen | METHOD FOR PRODUCING ANIONIC CHINOPHTHALONE DYES |
-
0
- BE BE759471D patent/BE759471A/en unknown
-
1969
- 1969-11-26 DE DE19691959321 patent/DE1959321A1/en active Pending
-
1970
- 1970-11-09 CH CH1656570A patent/CH527877A/en not_active IP Right Cessation
- 1970-11-23 NL NL7017107A patent/NL7017107A/xx unknown
- 1970-11-25 GB GB5608470A patent/GB1275896A/en not_active Expired
- 1970-11-25 AT AT1062670A patent/AT297178B/en active
- 1970-11-26 FR FR7042603A patent/FR2072483A5/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
NL7017107A (en) | 1971-05-28 |
CH527877A (en) | 1972-09-15 |
AT297178B (en) | 1972-03-10 |
BE759471A (en) | 1971-04-30 |
DE1959321A1 (en) | 1971-05-27 |
FR2072483A5 (en) | 1971-09-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
GB1339968A (en) | Fluoran derivatives | |
GB1233793A (en) | ||
ES341913A1 (en) | Sulfonated 1-sec-alkylamino-4-aralkylamino-anthraquinones | |
GB1181744A (en) | Anthraquinone Reactive Dyestuffs | |
GB1275896A (en) | 3'-hydroxy-quinophthalone dyestuffs | |
GB1205365A (en) | Anthraquinone dyes | |
GB830003A (en) | Improvements in photographic silver halide emulsions | |
GB1231411A (en) | ||
GB1288998A (en) | ||
GB1267017A (en) | ||
GB1449532A (en) | Vat dyestuffs and processes for their preparation and use | |
GB1458528A (en) | Pyrazolotriazoles | |
GB1137036A (en) | Water-insoluble monoazo dyestuffs containing at least one carbonic ester group | |
GB1136659A (en) | Dyeing process and composition | |
GB1135685A (en) | New anthraquinone dyestuffs, their manufacture and use | |
GB1310694A (en) | Dyestuffs of the anthraquinone series and process for preparing them | |
GB1170195A (en) | Reactive Dyestuffs | |
GB1348190A (en) | Anthraquinone dyestuffs their manufacture and use | |
GB1090540A (en) | Improvements relating to acid anthraquinone dyestuffs and their use | |
ES386440A1 (en) | Disazo dyestuffs | |
ES442640A1 (en) | Anthraquinone dyestuffs | |
GB1264280A (en) | ||
GB1445310A (en) | Transfer printing process | |
GB1418556A (en) | Tosylated triazo dyestuffs | |
GB1271571A (en) | Basic monoazo dyes, their production and use |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PS | Patent sealed | ||
PLNP | Patent lapsed through nonpayment of renewal fees |