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2-Naphthalenesulfonic Acid

2-Naphthalenesulfonic acid / CAS : 120-18-3

Appearance off-white powder UN 2583 8/PG 2
HS 2904100000 DG Class 8
Synonyms Naphthalene-2-Sulfonic acid; beta-Naphthylsulfonic acid; beta-Naphthalenesulfonic acid; Naphthalene-2-Sulphonic acid; 2-Naphthalene Sulfonic Acid; Kyselina 2-Naftalensulfonova; 2-Naphthylsulfonic acid; 2-Naphthalenesulfonic acid, Monohydrate; .beta.-Naphthalenesulfonic acid; 2-Sulfonaphthalene; 2-Naphtalenesulfonic acid; 2-Napthalenesulfonic acid; Naphthalene-2-Sulfonicacid; 2-Naphthalenesulphonic acid; .beta.-Naphthylsulfonic acid; beta-Naphthalene Sulfonic acid; I(2)-Naphthalinsulfosa Currencyure; Naphthalene-2-Sulfonic acid Hydrate (Salt/Mix); 2-Naphthalenesulfonic acid Monohydrate (Salt/Mix); 2-Naphthalenesulfonic acid, Technical Grade, 70%; Naphthalene-2-Sulfonic acid 2-Naphthalenesulfonic acid; Napthalene-2-Sulphonic acid
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Properties

Summary

Formula
C10H8O3S
Molecular Mass
208.23400
Exact Mass
208.01900
PSA
62.75000
Logp
3.16730
IUPAC
naphthalene-2-sulfonic acid
SMILES
C1=CC=C2C=C(C=CC2=C1)S(=O)(=O)O

Attribute classification

Matter Classification
organic
Category
Agrochemicals > Pesticide Intermediates
Dyestuffs and Pigments > Intermediates

Chemical and Physical Properties

Melting Point
124 °C
Density
1.423 g/cm3
Boiling Point
317.43°C (rough estimate)
Appearance
off-white powder

Export information

HS Code
2904100000
Export Rebate
13%
UN No.
2583 8/PG 2
DG-Class
8
Risk Code
R35-34-11
Safety Label
C,F

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