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Naphthol Blue Structure

Naphthol Blue

Chemical Properties

Melting point 168-170 °C(lit.)
Boiling point 427.7±45.0 °C(Predicted)
Density  1.11±0.1 g/cm3(Predicted)
pka 3.18±0.12(Predicted)
form  powder to crystal
Colour Index  49700
color  Gray to Dark purple to Black
BRN  2379761
Stability Stable. Incompatible with strong oxidizing agents.
InChIKey VRZJGENLTNRAIG-HTXNQAPBSA-N
CAS DataBase Reference 132-31-0
EPA Substance Registry System 1(4H)-Naphthalenone, 4-[[4-(dimethylamino)phenyl]imino]- (132-31-0)

Safety Information

Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36
WGK Germany  3
HS Code  3204.15.8000

Usage And Synthesis

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