Sodium anthraquinone-2-sulfonate CAS 131-08-8 Suomi
Chemical name: Sodium anthraquinone-2-sulfonate
Synonymous names:silver salt;2-anthraquinonesulfonatesodium;
SODIUM ANTHRAQUINONE-2-SULFONATE
CAS No:131-08-8
Molecular formula:C14H9NaO5S
Molecular weight:312.27
EINECS No:205-009-5
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Structural formula:
Product Description:
Items |
Specifications |
Appearance |
White powder |
Content (HPLC) (%) |
min 98.5% |
Water content (%) |
max 1.0% |
Insoluble matter content (%) |
max 0.5% |
Properties and Usage:
Sodium anthraquinone-2-sulfonate is an important anthraquinone derivative with a wide range of industrial applications. As a multifunctional compound, it plays a key role in many fields such as dyes, papermaking, organic synthesis, chemical analysis and optical materials.
Main applications
1. Dye and pigment industry
As a dye intermediate, sodium anthraquinone-2-sulfonate plays an important role in the synthesis of acid dyes and reactive dyes. Its unique anthraquinone structure gives the dye excellent color stability and light resistance, making it widely used in textile dyeing and printing processes.
2. Organic synthesis
As an important intermediate in organic synthesis, sodium anthraquinone-2-sulfonate is used in the synthesis of other anthraquinone compounds,
3. Papermaking industry
In the papermaking process, sodium anthraquinone-2-sulfonate is used as an auxiliary agent to effectively improve the yield and quality of pulp. It promotes the decomposition of lignin and improves the bleaching effect of pulp, thereby reducing the use of bleaching agents and improving production efficiency.
Storage conditions: It should be sealed and kept in a dry, cool and well-ventilated place.
Packing: This product is packed in 25kg 100kg 200kg cardboard drums, and it can also be customized according to customers' requirements