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alpha-Naphtholbenzein
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Alfa Aesar By Thermo Fisher Scientific logo

alpha-Naphtholbenzein

CAS: 145-50-6

Ref. 02-A16125

5g
37.00 €
25g
119.00 €
100g
373.00 €
Estimated delivery in United States, on Monday 13 May 2024

Product Information

Name:
alpha-Naphtholbenzein
Synonyms:
  • (4E)-4-[(4-hydroxynaphthalen-1-yl)(phenyl)methylidene]naphthalen-1-one
  • (4E)-4-[(4-hydroxynaphthalen-1-yl)(phenyl)methylidene]naphthalen-1(4H)-one
  • (4Z)-4-[(4-hydroxynaphthalen-1-yl)(phenyl)methylidene]naphthalen-1(4H)-one
  • 1(4H)-Naphthalenone, 4-((4-hydroxy-1-naphthalenyl)phenylmethylene)-
  • 1(4H)-Naphthalenone, 4-(alpha-(4-hydroxy-1-naphthyl)benzylidene)- (8CI)
  • 1(4H)-Naphthalenone, 4-[α-(4-hydroxy-1-naphthyl)benzylidene]-
  • 4,4'-[Hydroxy(Phenyl)Methanediyl]Dinaphthalen-1-Ol
  • 4-(alpha-(4-Hydroxy-1-naphthyl)benzylidene)naphthalen-1(4H)-one
  • 4-[(4-Hydroxy-1-naphthalenyl)phenylmethylene]-1(4H)-naphthalenone
  • 4-[(4-hydroxynaphthalen-1-yl)(phenyl)methylidene]naphthalen-1(4H)-one
  • See more synonyms
  • Nsc 9862
  • p-Naphtholbenzein
  • α-Naphtholbenzein
Description:

α-Naphtholbenzein is used as a pH indicator. (pH 0.0-0.8/ pH 8.2-10.0). This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Brand:
Alfa Aesar By Thermo Fisher Scientific
Long term storage:
Notes:

Chemical properties

Molecular weight:
374.44
Formula:
C27H18O2
Color/Form:
Powder, Red to brown
InChI:
InChI=1S/C27H18O2/c28-25-16-14-23(19-10-4-6-12-21(19)25)27(18-8-2-1-3-9-18)24-15-17-26(29)22-13-7-5-11-20(22)24/h1-17,28H/b27-24+
InChI key:
VDDWRTZCUJCDJM-SOYKGTTHSA-N
SMILES:
O=C1C=C/C(=C(/c2ccccc2)c2ccc(O)c3ccccc23)c2ccccc21
MDL:
Melting point:
Boiling point:
Flash point:
Density:
Concentration:
EINECS:
Merck:
HS code:

Hazard Info

UN Number:
EQ:
Class:
H Statements:
P Statements:
Forbidden to fly:
Hazard Info:
Packing Group:
LQ:

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