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p-Naphtholbenzein Structure

p-Naphtholbenzein

Chemical Properties

Melting point 230-235 °C(lit.)
Boiling point 463.44°C (rough estimate)
Density  1.0946 (rough estimate)
vapor density  12.9 (vs air)
refractive index  1.4875 (estimate)
storage temp.  Store at +5°C to +30°C.
solubility  Solubility Insoluble in water; soluble in ethanol, methanol
form  Liquid
pka 8.95(at 25℃)
color  Pale Red-Brown
PH Range Green (0.0) to yellow (0.8);Yellow (8.2) to green-blue (11.0)
Odor Odorless
Water Solubility  insoluble
λmax 210nm
BRN  3471575
Stability Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey VDDWRTZCUJCDJM-SOYKGTTHSA-N
CAS DataBase Reference 145-50-6(CAS DataBase Reference)
EPA Substance Registry System 1(4H)-Naphthalenone, 4-[(4-hydroxy-1-naphthalenyl)phenylmethylene]- (145-50-6)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
WGK Germany  3
10-21
TSCA  Yes
HS Code  29145000

MSDS

Usage And Synthesis

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