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Pamoic Acid

Pamoic Acid / CAS : 130-85-8

Appearance Yellow to yellow-green crystalline Powder UN 0
HS 2917399090 DG Class 0
Synonyms Embonic Acid; 2-Naphthalenecarboxylic Acid, 4,4-Methylenebis3-Hydroxy-; 1,1'-Methylene-Bis(2-Hydroxy-3-Naphthoic Acid); 1,1μ-Methylene-Bis(2-Hydroxy-3-Naphthoic Acid),; 4,4μ-Methylenebis(3-Hydroxy-2-Naphthoic Acid), Embonic Acid
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Properties

Summary

Formula
C23H16O6
Molecular Mass
388.37000
Exact Mass
388.09500
PSA
115.06000
Logp
4.39140
IUPAC
4-[(3-carboxy-2-hydroxynaphthalen-1-yl)methyl]-3-hydroxynaphthalene-2-carboxylic acid
SMILES
C1=CC=C2C(=C1)C=C(C(=C2CC3=C(C(=CC4=CC=CC=C43)C(=O)O)O)O)C(=O)O

Attribute classification

Matter Classification
organic
Category
Organic Chemical Materials > Carboxylic Acids and Derivatives

Chemical and Physical Properties

Melting Point
≥300 °C (dec.)
Density
1.2472 (rough estimate)
Boiling Point
434.1°C (rough estimate)
Flash Point
356.5ºC
Appearance
Yellow to yellow-green crystalline Powder

Export information

HS Code
2917399090
Export Rebate
13%
UN No.
0
DG-Class
0
Risk Code
36/37/38-48-41-37/38-20/21/22
Safety Label
Xi,Xn

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