Phenol-4-sulfonic acid
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- Category :
Dyestuffs and Pigments
- CAS NO : 98-67-9
- EC NO : 202-691-6
- Molecular Formula : C6H6O4S
- Main Specifications : 99% min
- Synonyms : 4-hydroxybenzenesulphonic acid;phenol-p-sulphonic acid;p-Phenolsulfonic acid hydrate;Phenolsulfuric Acid;4-hydroxy-benzenesulfonicaci;4-Hydroxyphenylsulfonic acid;4-hydroxyphenylsulfonicacid;4-Phenolsulfonic acid;4-phenolsulfonicacid;Benzenesulfonic acid, p-hydroxy-;Benzenesulfonicacid,4-hydroxy-;Phenol-4-sulfonicacidsolutio;phenol sulphonate;4-hydroxybenzenesulfonic acid;4-hydroxy-benzenesulfonicacid;p-Hydroxybenzenesulfonic acid;4-(4-hydroxyphenyl)azobenzenesulfonic acid;
Package: 25kg 50kg drum or bag
Uses : Phenol-4-sulfonic acid is an important organic intermediate, mainly used in the synthesis of pharmaceuticals, pesticides, and dye intermediates, as well as in electroplating industries and resin curing.
Molecular Structure:
Product description:
Appearance: White crystalline powder；
Assay:99%min by HPLC；
IR Identity: conform to standard；
HNMR： conform to standard；
carbon spectrum: conform to standard；
Water by K. F.:0.5% max or as per the customer’s request；
Loss on drying:0.5% max. or as per the customer’s request；
use:
Phenol-4-sulfonic acid is an important organic intermediate, mainly applied in the following fields: In the electroplating industry, it is the most important additive in acidic tin plating processes to improve the uniformity of the plating layer; In resin curing, it is used as a room-temperature curing agent for casting resins and also in the foaming process of acidic resins; In organic synthesis, it serves as a synthetic intermediate in the fields of medicine, dyes, and pesticides, participating in various chemical reactions. Other applications include its use as a synthetic intermediate for medicine, pesticides, and dyes, or as a core additive in the electroplating industry to enhance the uniformity and luster of the plating layer; As an acidic resin foaming agent, it plays a role in foaming and stabilization in foam resin systems.
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