| Identification | Back Directory | [Name]
Vat Brown 5 | [CAS]
3989-75-1 | [Synonyms]
C.I.73410
C.I.Vat Brown 5
Arlanone brown g
Benzindone brown g
Calcotone Brown 2R
Calcoloid brown rrp
Amanthrene brown rrd
C.I.Pigment Brown 27
Lithosol Fast Brown GP
TIANFU-CHEM Vat Brown 5
Vat brown 5 (C.I. 73410)
C.I.Vat Brown 5:C.I.73410
Vat Brown 5 ISO 9001：2015 REACH
Δ2,2'(1H,1'H)-Binaphtho[2,1-b]thiophene-1,1'-dione
(delta2,2'(1H,1'H)-Binaphtho(2,1-B)thiophen)-1,1'-dione
2-(1-oxonaphtho[2,1-b]thien-2(1H)-ylidene)naphtho[2,1-b]thiophen-1(2H)-one
Naphtho[2,1-b]thiophen-1(2H)-one, 2-(1-oxonaphtho[2,1-b]thien-2(1H)-ylidene)- | [EINECS(EC#)]
223-633-6 | [Molecular Formula]
C24H12O2S2 | [MDL Number]
MFCD00800447 | [MOL File]
3989-75-1.mol | [Molecular Weight]
396.481 |
| Hazard Information | Back Directory | [Chemical Properties]
Reddish-brown powder, insoluble in water and ethanol; slightly soluble in xylene, resulting in a reddish-red color. In contact with concentrated sulfuric acid, it turns dark brown and then blue, remaining blue upon dilution. Its leuco form in an alkaline sodium sulfate reduction solution is a reddish-yellow, while in an acidic solution it is light brown. It belongs to the thioindigo vat dye family. | [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
|
|
|
|
|
| Company Name: |
Vikram And Company
|
| Tel: |
+91-2226285989 +91-9821517722 |
| Website: |
www.vikramco.com |
| Company Name: |
Akik Dye Chem
|
| Tel: |
+91-7925321500 +91-7925321400 |
| Website: |
www.akikdyechem.com |
| Company Name: |
Alfa Chemistry
|
| Tel: |
1-516-6625404 |
| Website: |
https://www.alfa-chemistry.com |
|