ChemicalBook > Product Catalog > Dyes and Pigments > dye > Acid dye > sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate
sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate
sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate Basic information
- Product Name:
- sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate
- Synonyms:
-
- 2-(2-oxo-2H-acenaphth-1-ylidene)benzo[b]thiophene-3(2H)-one
- Vat Red 45
- Vat red 45 (C.I. 73860)
- 2-(1-Oxoacenaphthene-2-ylidene)benzo[b]thiophene-3(2H)-one
- 2-(2,3-Dihydro-3-oxobenzo[b]thiophene-2-ylidene)acenaphthene-1-one
- 2-(2-Oxoacenaphthylen-1(2H)-ylidene)benzo[b]thiophen-3(2H)-one
- C.I.73860
- C.I.Vat Red 45
- CAS:
- 6252-78-4
- MF:
- C20H10O2S
- MW:
- 314.36
- EINECS:
- 228-378-4
- Mol File:
- 6252-78-4.mol
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sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate Usage And Synthesis
Preparation
Benzo[b]thiophen-3(2H)-one or?3-Oxo-2,3-dihydrobenzo[b]thiophene-2-carboxylic acid and 1,2-Acenaphthylenedione?or partial reduction of the condensation product.
Properties and Applications
brilliant pink to brilliant yellow red. Big red powder. Slightly soluble in Xylene for yellow red. In concentrated sulfuric acid for brilliant green, dilution after red flocks. Alkaline reduction leuco for red light purple; Acid reduction leuco for orange. Used for cotton, polyester/cotton blended, wool and silk dyeing.
Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
Fading | Stain | ||||||
ISO | 4 | 4 | 5 | 4-5 | 3 | 1 | 4-5 |
sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoateSupplier
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sodium 2-[3-(4-sulfonato-o-tolyliminio)-6-o-toluidino-3H-xanthen-9-yl]benzoate(6252-78-4)Related Product Information
- C.I. Vat Red 52
- 6-chloro-2-(6-chloro-3-oxobenzo[b]thien-2(3H)-ylidene)benzo[b]thiophene-3(2H)-one
- Vat Red 48
- Benzamide, N,N'-[(6-amino-1,3,5-triazine-2,4-diyl)bis[imino(9,10-dihydro-9,10-dioxo-4,1-anthracenediyl)]]bis-
- Vat Red 42
- Vat Red 41
- 6-chloro-2-(6-methoxy-3-oxobenzo[b]thien-2(3H)-ylidene)-4-methylbenzo[b]thiophene-3(2H)-one
- Vat Orange RF
- C.I. Vat Red 60
- ACID VIOLET 9
- Acenaphthene