Vat Brown 5
- Product Name
- Vat Brown 5
- CAS No.
- 3989-75-1
- Chemical Name
- Vat Brown 5
- Synonyms
- C.I.73410;C.I.Vat Brown 5;Arlanone brown g;Calcotone Brown 2R;Benzindone brown g;Calcoloid brown rrp;C.I.Pigment Brown 27;Amanthrene brown rrd;Lithosol Fast Brown GP;TIANFU-CHEM Vat Brown 5
- CBNumber
- CB2875299
- Molecular Formula
- C24H12O2S2
- Formula Weight
- 396.48
- MOL File
- 3989-75-1.mol
Vat Brown 5 Property
- Boiling point:
- 575.7±50.0 °C(Predicted)
- Density
- 1.523±0.06 g/cm3(Predicted)
- EPA Substance Registry System
- Naphtho[2,1-b]thiophen-1(2H)-one, 2-(1-oxonaphtho[2,1-b]thien-2(1H)-ylidene)- (3989-75-1)
N-Bromosuccinimide Price
- Product number
- DYE0001934
- Product name
- CALCOLOID BROWN RRP
- Purity
- 95.00%
- Packaging
- 5MG
- Price
- $500.96
- Updated
- 2021/12/16
Vat Brown 5 Chemical Properties,Usage,Production
Preparation
Naphtho[2,1-b]thiophen-1(2H)-one oxidation, this intermediates in Chlorobenzene using Phosphorus trichloride or 2-(Naphthalen-2-ylthio)acetic acid closed loop and have to (BIOS986, 260; FIAT 764).
Properties and Applications
brown to red light brown. Red brown powder. Insoluble in water and Etanol, slightly soluble in Xylene for bordeaux red solution. In concentrated sulfuric acid to dark brown, and then into blue, after dilution for blue; In the basic insurance powder also concentrate for the red light yellow, In the acidic insurance powder also concentrate for light brown. For light brittle dye. Suitable for direct printing, resist printing and aniline black color printing. Suitable for knitting &cotton fabric dyeing, more suitable for silk printing, and can also be used to viscose and wool dyeing. Can be processed into organic pigment.
| Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
| Fading | Stain | ||||||
| ISO | 3 | 4 | 6-7 | 4 | 4-5 | 4-5 | 5 |
| AATCC | 4 | 4-5 | 5-6 | 5 | 4-5 | ||