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

Supplier Product Identification Physical and Chemical Properties

Product Identification

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 Properties

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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Company Name:Changzhou Huasheng Chemical Technology Co., Ltd
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Company Name:XiaoGan ShenYuan ChemPharm co,ltd
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WebSite:http://www.farchem.com/

Company Name:Syntechem Co.,Ltd
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