α-Naphtholbenzein/4,4′-(α-Hydroxybenzylidene)di-1-naphthol/p-Naphtholbenzein
Item No.： SR0187
Store at： RT，Avoid light
English Name: α- Naphtholbenzein； 4,4′-( α- Hydroxybenzylidene)di-1-naphthol； p-Naphtholbenzein
Other names: α- Nafutobenzene; 4 - [(4-hydroxy-1-naphthyl) phenylmethylene] - 1 (4h) - naphthone; α- P-naphthol benzene; P-naphthol benzyl alcohol; 4,4’-( α- Hydroxybenzylidene) bis (1-naphthol); α- Naphthyl naphthol quinonyl phenylmethane; α- Naphthol quinone phenyl methane; α- Naphthol quinone; α- Naphthol benzene; 1-naphthol benzene
CAS No.: 145-50-6
C27H18O2=374.43
Grade: br
PH discoloration range: 8.5 (yellow) ～ 9.8 (green)
Physicochemical Properties: reddish brown or dark red or brown powder. Very sensitive to carbon dioxide and acid. Soluble in ethanol, ether, benzene and glacial acetic acid, insoluble in water. Irritating.
Purpose: biochemical research. Acid base indicator, pH 8.5 (yellow) - 9.8 (green).
Save: RT, away from light
