INDIGOSOL O, DISODIUM SALT
![INDIGOSOL O, DISODIUM SALT Structure](CAS/GIF/3875-70-5.gif)
- CAS No.
- 3875-70-5
- Chemical Name:
- INDIGOSOL O, DISODIUM SALT
- Synonyms
- Solvat Blue O;Tinosol Blue O;Fenanthra Blue O;Cibantine Indigo;Indigosol O Extra;Soledon Indigo LL;Soledon Indigo LLS;Solubilised Vat Blue 1;Mikethrene Soluble Blue O;INDIGOSOL O, DISODIUM SALT
- CBNumber:
- CB8377977
- Molecular Formula:
- C16H13N2NaO8S2
- Molecular Weight:
- 448.4
- MOL File:
- 3875-70-5.mol
- Modify Date:
- 2023/4/23 13:52:06
Melting point | >101°C (dec.) |
---|---|
storage temp. | Hygroscopic, -20°C Freezer, Under inert atmosphere |
solubility | Methanol (Slightly), Water (Slightly) |
form | Solid |
color | Yellow to Very Dark Green |
Stability | Hygroscopic |
EPA Substance Registry System | [2,2'-Bi-1H-indole]-3,3'-diol, bis(hydrogen sulfate) (ester), disodium salt (3875-70-5) |
INDIGOSOL O, DISODIUM SALT Chemical Properties,Uses,Production
Uses
Indigosol O is an indigo dye used for cotton.
Preparation
(a) in the presence of Pyridine , with Chlorosulfonic acid treatment C.I. Vat Blue 1 leuco; (b) in the Pyridine with metal (such as copper, iron, zinc, etc) and Sulfur trioxide source (such as Sulfur trioxide, Chlorosulfonic acid or Methyl chlorosulfonate, etc.) processing C.I. Vat Blue 1. The above two kinds of situation after alkaline, filter out insolubles, remove Pyridine and salting out.
Properties and Applications
Navy blue to red navy. Soluble in water and Etanol. In the Sodium hydroxide solution without change; In concentrated sulfuric acid for brilliant green. Mainly used for dyeing cotton fabric. Alkaline reduction leuco for yellow; Acid reduction leuco colorless. To cotton direct sex low, good levelness. Can also be used to viscose and adhesive/cotton blended fabric dyeing.
Standard | Ironing Fastness | Chlorine bleach | Light Fastness | Mercerized | Oxygen bleach | Soaping | |
Fading | Stain | ||||||
ISO | 4 | 2 | 3 | 4 | 3-4 | ||
AATCC | 3 | 1-2 | 3 | 2-3 |
Supplier | Tel | Country | ProdList | Advantage | Inquiry |
---|---|---|---|---|---|
Service Chemical Inc. | 888-895-6920 | Germany | 6373 | 71 | Inquiry |
3B Pharmachem (Wuhan) International Co.,Ltd. | 821-50328103-801 18930552037 | China | 15848 | 69 | Inquiry |
Toronto Research Chemicals | +1 (416) 665-9696 | Canada | 6088 | 71 | Inquiry |
J & K SCIENTIFIC LTD. | 010-82848833 400-666-7788 | China | 94658 | 76 | Inquiry |
Shenzhen Polymeri Biochemical Technology Co., Ltd. | +86-400-002-6226 | China | 56077 | 58 | Inquiry |
Shanghai Hao Zhun Biological Technology Co., Ltd. | 15800340161 | CHINA | 6846 | 58 | Inquiry |
United States Biological | 800.520.3011 or 781.639.5092 | United States | 6256 | 80 | Inquiry |
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