Basic information
CAS NO
135-62-6
EINECS
205-206-6
Molecular Formula
C18H14NNaO3
Molecular Weight
315.2984
English Name
Naphthol AS-OL
Synonyms
C.I. 37530, C.I. Azoic Coupling Component 20, C.I. Developer 22, 2-Hydroxy-3-Naphthoyl-O-Anisidine, 3-hydroxy-N-(2-methoxyphenyl)naphthalene-2-carboxamide, sodium 3-[(2-methoxyphenyl)carbamoyl]naphthalen-2-olate
Physical and Chemical Properties
Melting point
161-164℃
Boiling point
424.1°C at 760 mmHg
Flash point
210.3°C
Vapour Pressure
8.59E-08mmHg at 25°C
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