GB1176798A - Water-Insoluble Azo Dyestuffs - Google Patents
Water-Insoluble Azo DyestuffsInfo
- Publication number
- GB1176798A GB1176798A GB2272267A GB2272267A GB1176798A GB 1176798 A GB1176798 A GB 1176798A GB 2272267 A GB2272267 A GB 2272267A GB 2272267 A GB2272267 A GB 2272267A GB 1176798 A GB1176798 A GB 1176798A
- Authority
- GB
- United Kingdom
- Prior art keywords
- alkyl
- water
- insoluble azo
- formula
- alkoxy
- 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
Landscapes
- Coloring (AREA)
- Treatments For Attaching Organic Compounds To Fibrous Goods (AREA)
Abstract
1,176,798. Water-insoluble azo dyes. IMPERIAL CHEMICAL INDUSTRIES Ltd. 2 June, 1967 [15 July, 1966], No. 22722/67. Heading C4P. The invention comprises water-insoluble azo dyes of the formula wherein D is a radical of a diazo component, A and A<SP>1</SP> are C 1 -C 4 alkylene radicals, R is C 1 -C 4 alkyl, Y is H, C 1 -C 4 alkyl or alkoxy, carbonamido, Cl or Br; Z is H, C 1 -C 4 alkyl or alkoxy, Cl, Br or CF 3 ; and n is 1, 2 or 3. They may be obtained by conventional diazotization and coupling procedures or by reacting an azo compound of the formula wherein T is H or C 1 -C 4 alkyl, with an alcohol of formula HO.(H<SP>1</SP>O) n R. Examples are given for the production of the dyes. They are useful for colouring synthetic textile materials.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2272267A GB1176798A (en) | 1966-07-15 | 1966-07-15 | Water-Insoluble Azo Dyestuffs |
DE19671644282 DE1644282C3 (en) | 1966-07-15 | 1967-06-22 | Process for the preparation of sulfonic acid and carboxylic acid group-free, water-insoluble azo dyes |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB2272267A GB1176798A (en) | 1966-07-15 | 1966-07-15 | Water-Insoluble Azo Dyestuffs |
Publications (1)
Publication Number | Publication Date |
---|---|
GB1176798A true GB1176798A (en) | 1970-01-07 |
Family
ID=10184053
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB2272267A Expired GB1176798A (en) | 1966-07-15 | 1966-07-15 | Water-Insoluble Azo Dyestuffs |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB1176798A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3985726A (en) * | 1970-08-07 | 1976-10-12 | Ciba-Geigy Ag | Benzisothiazole and indazole azo compounds |
-
1966
- 1966-07-15 GB GB2272267A patent/GB1176798A/en not_active Expired
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3985726A (en) * | 1970-08-07 | 1976-10-12 | Ciba-Geigy Ag | Benzisothiazole and indazole azo compounds |
Also Published As
Publication number | Publication date |
---|---|
DE1644282B2 (en) | 1975-11-13 |
DE1644282A1 (en) | 1971-07-29 |
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