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Naphthol AS-OL Structure

Naphthol AS-OL

Chemical Properties

Melting point 161-164 °C(lit.)
Boiling point 424.1±30.0 °C(Predicted)
Density  1.304±0.06 g/cm3(Predicted)
storage temp.  Refrigerator, under inert atmosphere
solubility  DMSO (Slightly), Methanol (Slightly)
Colour Index  37530
pka 8.74±0.40(Predicted)
form  Solid
color  Off-White to Pale Beige
CAS DataBase Reference 135-62-6(CAS DataBase Reference)
EWG's Food Scores 1
FDA UNII G9HI0D9DPC
NIST Chemistry Reference 3-Hydroxy-2-naphthoyl-ortho-anisidide(135-62-6)
EPA Substance Registry System 2-Naphthalenecarboxamide, 3-hydroxy-N-(2-methoxyphenyl)- (135-62-6)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H315-H317-H319-H335-H411-H372
Precautionary statements P261-P273-P280-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  2
HS Code  2924.29.3300
NFPA 704:
0
1 0

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