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    ChemicalBook >> CAS DataBase List >>Bis(4-fluorophenyl)-methanone


    CAS No.
    Chemical Name:
    4,4-DIFLUOROBENZOPHENONE;BDF;Difluorobenzophenone;Bis(4-fluorophenyl)-;4,4' -difluorophenone;p-Fluorophenyl ketone;-Difluorobenzophenone;LABOTEST-BB LT00159767;di-p-fluorophenylketone;Flunarizine Impurity 10
    Molecular Formula:
    Molecular Weight:
    MDL Number:
    MOL File:
    MSDS File:
    Last updated:2023-09-26 16:29:58

    Bis(4-fluorophenyl)-methanone Properties

    Melting point 102-105 °C (lit.)
    Boiling point 137°C (3 torr)
    Density 1.2543 (estimate)
    vapor pressure 0.005Pa at 20℃
    Flash point 170-172°C/10mm
    storage temp. Sealed in dry,Room Temperature
    solubility Insoluble in water
    form Crystalline Powder
    color White to slightly yellow
    Water Solubility 8.757mg/L at 20℃
    BRN 516231
    LogP 3.37 at 20℃
    CAS DataBase Reference 345-92-6(CAS DataBase Reference)
    EWG's Food Scores 1
    NIST Chemistry Reference
    EPA Substance Registry System


    Risk and Safety Statements

    Symbol(GHS)  GHS hazard pictogramsGHS hazard pictograms
    Signal word  Warning
    Hazard statements  H302-H315-H319-H335-H411
    Precautionary statements  P273-P301+P312+P330-P302+P352-P305+P351+P338
    Hazard Codes  Xi,N,Xn
    Risk Statements  36/37/38-51/53-22
    Safety Statements  26-37/39-36-61
    RIDADR  UN 3077 9 / PGIII
    WGK Germany  3
    RTECS  DJ0685000
    HazardClass  IRRITANT
    HS Code  29143990
    NFPA 704
    2 0

    Bis(4-fluorophenyl)-methanone price More Price(40)

    Manufacturer Product number Product description CAS number Packaging Price Updated Buy
    Sigma-Aldrich 115495 4,4′-Difluorobenzophenone 99% 345-92-6 25g $102 2023-06-20 Buy
    TCI Chemical D1797 4,4'-Difluorobenzophenone >99.0%(GC) 345-92-6 25g $21 2023-06-20 Buy
    TCI Chemical D1797 4,4'-Difluorobenzophenone >99.0%(GC) 345-92-6 100g $42 2023-06-20 Buy
    Alfa Aesar A10653 4,4'-Difluorobenzophenone, 98+% 345-92-6 10g $48.8 2023-06-20 Buy
    Alfa Aesar A10653 4,4'-Difluorobenzophenone, 98+% 345-92-6 50g $144 2023-06-20 Buy
    Product number Packaging Price Buy
    115495 25g $102 Buy
    D1797 25g $21 Buy
    D1797 100g $42 Buy
    A10653 10g $48.8 Buy
    A10653 50g $144 Buy

    Bis(4-fluorophenyl)-methanone Chemical Properties,Uses,Production

    Chemical Properties

    white to slightly yellow crystalline powder


    4,4′-Difluorobenzophenone has been used in the study of thermal stability, water uptake and proton conductivity of carboxylated, carboxylated/sulfonated, and crosslinked membranes.

    Synthesis Reference(s)

    Journal of the American Chemical Society, 90, p. 540, 1968 DOI: 10.1021/ja01004a087

    General Description

    4,4′-Difluorobenzophenone is typically used as a starting material for the preparation of polyetheretherketone (PEEK) polymer, a high-temperature thermoplastic, which finds wide use in dentistry as well as in automotive, oil industries, etc.

    Synthesis of Bis(4-fluorophenyl)-methanone from Benzene, 1,1'-(azidomethylene)bis[4-fluoro-
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    View Lastest Price from Bis(4-fluorophenyl)-methanone manufacturers

    Image Update time Product Price Min. Order Purity Supply Ability Manufacturer
    4,4'-Difluorobenzophenone pictures 2023-11-28 4,4'-Difluorobenzophenone
    US $0.00 / KG 1KG 99% 200mt Jinan Finer Chemical Co., Ltd
    Bis(4-fluorophenyl)-methanone pictures 2023-10-08 Bis(4-fluorophenyl)-methanone
    US $30.00 / KG 1KG 99% 20T Firsky International Trade (Wuhan) Co., Ltd
    4,4-Difluorobenzophenone pictures 2023-09-08 4,4-Difluorobenzophenone
    US $100.00 / bag 1bag 99 5000 Hebei Fengqiang Trading Co., LTD
    4,4’-difluoro-benzophenon 4,4'-DIFLUOROBENZOPHENONE Benzophenone, 4,4'-difluoro- bis(4-fluorophenyl)-methanon Bis(p-fluorophenyl) ketone bis(p-fluorophenyl)ketone Di-p-fluorophenyl ketone di-p-fluorophenylketone Methanone, bis(4-fluorophenyl)- p,p’-difluorobenzophenone p,p'-Difluorobenzophenone 4,4'-Difluorbenzophenone DI(4-FLUOROPHENYL)METHANONE LABOTEST-BB LT00159767 BIS-(4-FLUORO-PHENYL)-METHANONE BIS(4-FLUOROPHENYL) KETONE 4,4'-Dddifluorobenzophenone 4,4'-Difluorobnzophenone 4,4'-Difluorobenzophenone/Bis(4-Fluorophenyl)Methanone 4,4'-Difluorobenzophenone, 98+% 4,4''-DIFLURO BENZOPHENONE 4,4'-Difluorobenzophenone99% 4,4''-DIFLUOROBENZOPHENONEFLUNARIZINE 4, 4 - two fluorine diphenyl ketone 4,4'- twofluorine twoBenzophenone 4,4'-Difluorobenzophenone, 97+% 1,1'-Carbonylbis(4-fluorobenzene) 4,4'-Carbonylbis(1-fluorobenzene) 4,4'-Carbonylbis(fluorobenzene) Bis(4-fluorophenyl)- 4.4'-Difluarobenzophonone 4,4'-Difluorobenzophenone≥ 99% (GC) 1,1-di(p-fluorophenyl)-ketone Flunarizine Impurity 10 4'-Difluorobenzophenone (4,4-difluoro-1-cyclohexa-1,5-dienyl)-phenylmethanone Bis(4-fluorophenyl)-methanone 345-92-6 4,4'-Difluorobenzophenone, 99%, for synthesis 4,4'-Difluorobenzophenone > 4,4' -difluorophenone High Quality 4, 4′-Difluorobenzophenone p-Fluorophenyl ketone 4,4-DIFLUOROBENZOPHENONE BDF Difluorobenzophenone -Difluorobenzophenone Benzophenone,4,4'-difluoro-Chemicalbook 345-92-6 3450-92-6 C13H8F2O Benzophenones (for High-Performance Polymer Research) Reagent for High-Performance Polymer Research C13 to C14 Carbonyl Compounds Building Blocks Organic Building Blocks Ketones C13 to C14
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