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   ChemNet > CAS > 98-67-9 phenol-4-sulfonic acid

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98-67-9 phenol-4-sulfonic acid

product Name phenol-4-sulfonic acid
CAS No 98-67-9
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
Molecular Formula C6H6O4S
Molecular Weight 174.20
InChI 1S/C6H6O4S/c7-5-1-3-6(4-2-5)11(8,9)10/h1-4,7H,(H,8,9,10)
EINECS 202-691-6
Molecular Structure 98-67-9 phenol-4-sulfonic acid
Density 1.44g/cm3
Refractive index 1.648
Hazard Symbols  C:Corrosive;
Risk Codes R34:;
Safety Description S26:;
S36/37/39:;
S45:;

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Specifications 99% min
Packing 25kg 50kg drum or bag
Description Appearance: White crystalline powder£» Assay:99%min by HPLC£» IR Identity: conform to standard£» HNMR£º 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 unifo...
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