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Basic Information
CAS No.: 148-75-4
Name: 3-Hydroxynaphthalene-2,7-disulphonic acid
Molecular Structure:
Molecular Structure of 148-75-4 (3-Hydroxynaphthalene-2,7-disulphonic acid)
Formula: C10H8 O7 S2
Molecular Weight: 304.301
Synonyms: 2-Hydroxy-3,6-naphthalenedisulfonicacid; 2-Naphthol-3,6-disulfonic acid; 3-Hydroxy-2,7-naphthalenedisulfonic acid;Acid Chrome Black V; Magracrom Black V; R acid; b-Naphthol-3,6-disulfonic acid; b-Naphtholdisulfonic acid R
EINECS: 205-724-2
Density: 1.816g/cm3
Boiling Point: °Cat760mmHg
Flash Point: °C
PSA: 145.73000
LogP: 3.20040
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Chemistry

Molecular Structure:

Molecular Formula: C10H8O7S2
Molecular Weight: 304.2963
IUPAC Name: 3-Hydroxynaphthalene-2,7-disulfonic acid
Synonyms of 3-Hydroxynaphthalene-2,7-disulphonic acid (CAS NO.148-75-4): 2-Naphthol-3,6-disulfonic acid ; EINECS 205-724-2 ; 2,7-Naphthalenedisulfonic acid, 3-hydroxy-
CAS NO: 148-75-4
Product Categories: Intermediates of Dyes and Pigments 
Index of Refraction: 1.725
Molar Refractivity: 66.53 cm3
Molar Volume: 167.5 cm3
Surface Tension: 89.5 dyne/cm
Density: 1.816 g/cm3

Uses

 3-Hydroxynaphthalene-2,7-disulphonic acid (CAS NO.148-75-4) is used as pigments, dyes and features of important intermediate.