ChemicalBook >>1-Naphthol-4-sulfonic acid>>4-Hydroxy-1-naphthalenesulfonic acid(84-87-7)

4-Hydroxy-1-naphthalenesulfonic acid(84-87-7)

4-Hydroxy-1-naphthalenesulfonic acid(84-87-7)
Product IdentificationBack to Contents
【Product Name】

4-Hydroxy-1-naphthalenesulfonic acid
【Synonyms】

1,4-Oxy Acid
1-Hydroxy-4-naphthalenesulfonic acid
1-Naphthalenesulfonic acid, 4-hydroxy-
1-Naphthol-4-sulfonic acid
a-Naphthol-4-sulfonic acid
Nevile and Winther's acid
【CAS】

84-87-7
【Formula】

C10H8O4S
【Molecular Weight】

224.24
【EINECS】

201-568-4
【Merck】

12,6478
【Beilstein/Gmelin】

2214801
【Beilstein Reference】

4-11-00-00614
Physical and Chemical PropertiesBack to Contents
【Solubility in water】

Very soluble
【Melting Point】

170
【Boiling Point】

427
【Density】

1.55 g/cm3
【pKa/pKb】

0.73 (pKa)
【Partition Coefficient】

-.44
【Usage】

Preparation of azo dyes.
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