alpha-Naphtholbenzein CAS: 145-50-6
MF: C27H18O2
MW: 374.43
A pH indicator (pH 0.0-0.8/ pH 8.2-10.0).

α-Naphtholbenzein (CAS 145-50-6)

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Alternate Names: 4,4′-(α-Hydroxybenzylidene)di-1-naphthol, p-naphtholbenzein
Application: α-Naphtholbenzein is a pH indicator (pH 0.0-0.8/ pH 8.2-10.0)
CAS Number: 145-50-6
Molecular Weight: 374.43
Molecular Formula: C27H18O2
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
* Refer to Certificate of Analysis for lot specific data (including water content).
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α-Naphtholbenzein is a pH indicator (pH 0.0-0.8/ pH 8.2-10.0).

Appearance :
Powder
Physical State :
Solid
Solubility :
Soluble in ethanol, and acetone acetic acid. Insoluble in water.
pH :
0.0-0.8/8.2-10.0
Storage :
Store at room temperature
Melting Point :
230-235° C (lit.)
Boiling Point :
578.6° C at 760 mmHg (Predicted)
Density :
1.28 g/cm3 (Predicted)
Refractive Index :
n20D 1.72 (Predicted)
For Research Use Only. Not Intended for Diagnostic or Therapeutic Use.
WGK Germany :
3
PubChem CID :
5941340
MDL Number :
MFCD00078492
EC Number :
205-656-3
Beilstein Registry :
2628063
SMILES :
C1=CC=C(C=C1)/C(=C/2\\C=CC(=O)C3=CC=CC=C23)/C4=CC=C(C5=CC=CC=C54)O

Download SDS (MSDS)

Certificate of Analysis

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