ALPHA-NAPHTHOLBENZEIN

ALPHA-NAPHTHOLBENZEIN Basic information

Product Name:	ALPHA-NAPHTHOLBENZEIN
Synonyms:	α-Naphtholbenzein;LABOTEST-BB LT00441167;BIS(4-HYDROXY-1-NAPHTHYL)PHENYLMETHANOL;Bis-(4-hydroxy-1-naphtyl)phenylmethanol;1-NAPHTHOLBENZEIN;4,4'-[ALPHA-HYDROXYBENZYLIDENE]-DI-1-NAPHTHOL;4-hydroxy-alpha-(4-hydroxynaphthyl)-alpha-phenylnaphthalene-1-methanol;1-NAPHTHOLBENZEIN R. G., REAG. PH. EUR., INDICATOR FOR NON-AQUEOUS SYSTEMS
CAS:	6948-88-5
MF:	C27H20O3
MW:	392.45
EINECS:	230-116-9
Product Categories:
Mol File:	6948-88-5.mol

ALPHA-NAPHTHOLBENZEIN Chemical Properties

Melting point	230-235 °C(lit.)
Boiling point	477.16°C (rough estimate)
density	1.1098 (rough estimate)
refractive index	1.5460 (estimate)
storage temp.	Amber Vial, Room Temperature
solubility	DMSO (Slightly), Methanol (Slightly)
form	Powder
pka	9.14±0.40(Predicted)
color	Red-brown
PH Range	8.5(YELLOW)-9.8(GREEN)
CAS DataBase Reference	6948-88-5(CAS DataBase Reference)

Safety Information

MSDS Information

Provider	Language
SigmaAldrich	English
ACROS	English

ALPHA-NAPHTHOLBENZEIN Usage And Synthesis

Chemical Properties	RED-BROWN POWDER
Uses	α-Naphtholbenzein can be used as an indicator during non-aqueous titration.
Purification Methods	-{4-hydroxynaphth-1-yl})-benzyl alcohol] B2319 M 392.5, m 122-125o, ~ 9.3. Crystallise the alcohol from EtOH, aqueous EtOH or glacial acetic acid. pKEst [Beilstein 6 H 1150.B2319]

ALPHA-NAPHTHOLBENZEIN Preparation Products And Raw materials

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