4'-hydroxyazobenzene-4-sulphonic acid
- Name: 4'-hydroxyazobenzene-4-sulphonic acid
- CAS: 2918-83-4
- Purity: 99%
Details
High quality purity >99% 4'-hydroxyazobenzene-4-sulphonic acid 2918-83-4 for sale We provide high quality 4'-hydroxyazobenzene-4-sulphonic acid (CAS 2918-83-4), at a very affordable prices to our customers.
1.What is the 4'-hydroxyazobenzene-4-sulphonic acid ?
4'-hydroxyazobenzene-4-sulphonic acid, a synthetic dye with the molecular formula C12H10N2O5S, is an azo dye characterized by its deep red-orange color. It is commonly used in the textile and paper industries for dyeing fabrics, paper, and leather. Additionally, it serves as a pH indicator in laboratory experiments due to its color-changing properties in different pH environments.
Used in Textile Industry:
4'-hydroxyazobenzene-4-sulphonic acid is used as a dyeing agent for fabrics, providing a deep red-orange color to the material. Its ability to bind with fibers makes it a popular choice for coloration in this industry.
Used in Paper Industry:
In the paper industry, 4'-hydroxyazobenzene-4-sulphonic acid is used as a coloring agent for paper products. Its colorfastness and ability to adhere to paper fibers contribute to its widespread use in this sector.
Used in Leather Industry:
4'-hydroxyazobenzene-4-sulphonic acid is utilized as a dye for leather, imparting a rich red-orange hue to the material. Its compatibility with leather and ability to provide a long-lasting color make it a preferred choice in this industry.
Used as a pH Indicator in Laboratory Experiments:
4'-hydroxyazobenzene-4-sulphonic acid is employed as a pH indicator due to its color-changing properties in different pH environments. This characteristic allows researchers to monitor and measure pH levels in various experimental setups.
However, there is growing concern about the environmental and health impacts of azo dyes, including 4'-hydroxyazobenzene-4-sulphonic acid. They have been found to release toxic aromatic amines when they degrade, leading to regulations on their use and disposal in many countries. This has prompted the search for safer and more eco-friendly alternatives in various applications.
2.What is the CAS number for 4'-hydroxyazobenzene-4-sulphonic acid ?
The CAS number of 4'-hydroxyazobenzene-4-sulphonic acid is 2918-83-4.
More information of 4'-hydroxyazobenzene-4-sulphonic acid 2918-83-4 are:
|
CAS?Number |
2918-83-4 |
|
Density |
1.44g/cm3 |
|
Melting Point |
270-275 °C |
|
Boiling Point |
°Cat760mmHg |
|
Flash Point |
°C |
|
Pka |
-1.03±0.50(Predicted) |
3.What is the molecular formula of 4'-hydroxyazobenzene-4-sulphonic acid ?
The chemical formula of?4'-hydroxyazobenzene-4-sulphonic acid is C12H10 N2 O4 S which containing 12 Carbon atoms,10 Hydrogen atoms,2 Nitrogen atoms,4 Oxygen atoms and 1 Sulfur atoms,and the molecular weight, and the molecular weight of 4'-hydroxyazobenzene-4-sulphonic acid is 278.288
4.What is 4'-hydroxyazobenzene-4-sulphonic acid(2918-83-4)used for?
4'-hydroxyazobenzene-4-sulphonic acid, a synthetic dye with the molecular formula C12H10N2O5S, is an azo dye characterized by its deep red-orange color. It is commonly used in the textile and paper industries for dyeing fabrics, paper, and leather. Additionally, it serves as a pH indicator in laboratory experiments due to its color-changing properties in different pH environments.
Relevant articles related to 4'-hydroxyazobenzene-4-sulphonic acid:
|
Article |
Source |
|
Manipulating assembly of cationic dipeptides using sulfonic azobenzenes |
Ma, Hongchao,Fei, Jinbo,Cui, Yue,Zhao, Jie,Wang, Anhe,Li, Junbai , p. 9956 - 9958 (2013) |
|
An environmentally friendly, photocontrollable and highly recyclable catalyst for use in a one-pot three-component Mannich reaction |
Tang, Qian,Quan, Hong-Jiang,Liu, Song,Liu, Lan-Tao,Chow, Cheuk-Fai,Gong, Cheng-Bin , p. 37 - 44 (2016/06/01) |
5.High quality purity >99% 4'-hydroxyazobenzene-4-sulphonic acid 2918-83-4 for sale
Zhuhai Wangji Technology Co.,Ltd is a quality supplier of 4'-hydroxyazobenzene-4-sulphonic acid. Our main goal is customer satisfaction. Contact us to negotiate the best price for your business on 4'-hydroxyazobenzene-4-sulphonic acid 2918-83-4.
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