GB593804A - Manufacture of vat dyestuffs - Google Patents
Manufacture of vat dyestuffsInfo
- Publication number
- GB593804A GB593804A GB25924/44A GB2592444A GB593804A GB 593804 A GB593804 A GB 593804A GB 25924/44 A GB25924/44 A GB 25924/44A GB 2592444 A GB2592444 A GB 2592444A GB 593804 A GB593804 A GB 593804A
- Authority
- GB
- United Kingdom
- Prior art keywords
- chloride
- aminoanthraquinone
- acridone
- vat
- nitro
- 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
- 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
- C09B5/34—Anthraquinone acridones or thioxanthrones
- C09B5/36—Amino acridones
Landscapes
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
- Coloring (AREA)
Abstract
Vat dyestuffs are obtained by heating a 4-aminoanthraquinone-2 : 1-(N)-acridone of the formula <FORM:0593804/IV/1> the Bz ring of which is free from substituents, with an unsaturated aromatic acid or a functional derivative thereof, which may be substituted in the nucleus with halogen, hydrocarbon residues or acylamino groups, preferably in the presence of an inert solvent such as nitrobenzene or dichlorobenzene. If desired, an acylamino group may be introduced into the acid residue. In examples, 4-aminoanthraquinone-2 : 1-(N)-acridone is heated with (1) cinnamoyl chloride; (2) meta-bromocinnamoyl chloride, p-bromocinnamoyl chloride or o- or p-chlorocinnamoyl chloride; (3) p-phenylcinnamoylchloride or p-nitro-cinnamoylchloride (the nitro product thus obtained being reduced and acylated with benzoyl, p-chlorobenzoyl, p-bromobenzoyl, p - diphenyl - carboxylic acid chloride). In example (4) cotton or viscose artificial silk is dyed from a hydrosulphate vat of the product obtained in (1) fast blue shades.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH593804X | 1943-12-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
GB593804A true GB593804A (en) | 1947-10-27 |
Family
ID=4522297
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB25924/44A Expired GB593804A (en) | 1943-12-28 | 1944-12-27 | Manufacture of vat dyestuffs |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB593804A (en) |
-
1944
- 1944-12-27 GB GB25924/44A patent/GB593804A/en not_active Expired
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