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p-Naphtholbenzein

p-Naphtholbenzein Suppliers list
Company Name: BOC Sciences
Tel: 1-631-619-7922
Email: inquiry@bocsci.com
Products Intro: Product Name:α-Naphtholbenzein,4,4′-(α-Hydroxybenzylidene)di-1-naphthol,p-Naphtholbenzein
CAS:145-50-6
Company Name: HENAN BON INDUSTRIAL CO.,LTD
Tel: 0371-55170695
Email: info@hnbon.com
Products Intro: CAS:145-50-6
Purity:0.99 Package:25KG;5KG;1KG;500G
Company Name: CONIER CHEM AND PHARMA LIMITED
Tel: 86-18523575427
Email: sales@conier.com
Products Intro: Product Name:p-naphtholbenzein
CAS:145-50-6
Purity:0.99 Package:1kg
Company Name: career henan chemical co
Tel: 0086-371-86658258
Email: factory@coreychem.com
Products Intro: Product Name:α-Naphtholbenzein
CAS:145-50-6
Purity:>98% Package:1KG;9.8USD
Company Name: Amadis Chemical Company Limited
Tel: 0086-571-89925085
Email: sales@amadischem.com
Products Intro: Product Name:(4E)-4-[(4-hydroxy-1-naphthalenyl)-phenylmethylidene]-1-naphthalenone
CAS:145-50-6
Purity:0.97 Package:mgs,gs,kgs Remarks:A808381

Lastest Price from p-Naphtholbenzein manufacturers

  • α-Naphtholbenzein
  • US $9.80 / KG
  • 2020-02-11
  • CAS:145-50-6
  • Min. Order: 1g
  • Purity: >98%
  • Supply Ability: 20 tons
p-Naphtholbenzein Basic information
Product Name:p-Naphtholbenzein
Synonyms:LABOTEST-BB LT00452038;1-NAPHTHOLBENZEIN;A-NAPHTHOLBENZEIN;ALPHA,ALPHA-BIS(4-HYDROXY-1-NAPHTHYL)BENZYL ALCOHOL;ALPHA-NAPHTHOLBENZEIN;4-[(4-HYDROXY-1-NAPHTHALENYL)PHENYLMETHYLENE]-1(4H)-NAPHTHALENONE;4-[(4-hydroxy-1-naphthalenyl)phenylmethylene]-1(4h)-naphthalenon;P-NAPTHOLBENZEIN
CAS:145-50-6
MF:C27H18O2
MW:374.43
EINECS:205-656-3
Product Categories:Analytical Chemistry;Indicator (pH);pH Indicators;Benzein
Mol File:145-50-6.mol
p-Naphtholbenzein Structure
p-Naphtholbenzein Chemical Properties
Melting point 230-235 °C(lit.)
Boiling point 463.44°C (rough estimate)
density 1.0946 (rough estimate)
vapor density 12.9 (vs air)
refractive index 1.4875 (estimate)
storage temp. Store at +5°C to +30°C.
solubility Solubility Insoluble in water; soluble in ethanol, methanol
pka8.95(at 25℃)
form Liquid
color Pale Red-Brown
OdorOdorless
PH RangeGreen (0.0) to yellow (0.8);Yellow (8.2) to green-blue (11.0)
Water Solubility insoluble
λmax210nm
BRN 3471575
Stability:Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKeyVDDWRTZCUJCDJM-SOYKGTTHSA-N
CAS DataBase Reference145-50-6(CAS DataBase Reference)
EPA Substance Registry System1(4H)-Naphthalenone, 4-[(4-hydroxy-1-naphthalenyl)phenylmethylene]- (145-50-6)
Safety Information
Hazard Codes Xi
Risk Statements 36/37/38
Safety Statements 26-36-37/39
WGK Germany 3
10-21
TSCA Yes
HS Code 29145000
MSDS Information
ProviderLanguage
p-Naphtholbenzein English
ACROS English
ALFA English
p-Naphtholbenzein Usage And Synthesis
Chemical Propertiesdeep red to rust-coloured crystals
p-Naphtholbenzein Preparation Products And Raw materials
Tag:p-Naphtholbenzein(145-50-6) Related Product Information
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