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Bis(4-fluorophenyl)-methanone

CAS No.
345-92-6
Chemical Name:
Bis(4-fluorophenyl)-methanone
Synonyms
BDF;345-92-6;Difluorobenzophenone;Bis(4-fluorophenyl)-;4,4' -difluorophenone;p-Fluorophenyl ketone;LABOTEST-BB LT00159767;di-p-fluorophenylketone;Flunarizine Impurity 10;4'-Difluorobenzophenone
CBNumber:
CB3179589
Molecular Formula:
C13H8F2O
Formula Weight:
218.2
MOL File:
345-92-6.mol
MSDS File:
SDS

Bis(4-fluorophenyl)-methanone Properties

Melting point
102-105 °C (lit.)
Boiling point
137°C (3 torr)
Density
1.2543 (estimate)
Flash point
170-172°C/10mm
storage temp.
Sealed in dry,Room Temperature
form
Crystalline Powder
color
White to slightly yellow
BRN
516231
InChIKey
LSQARZALBDFYQZ-UHFFFAOYSA-N
CAS DataBase Reference
345-92-6(CAS DataBase Reference)
EWG's Food Scores
FDA UNII
NIST Chemistry Reference
EPA Substance Registry System

SAFETY

Risk and Safety Statements

Symbol(GHS) 
GHS09,GHS07
Signal word  Warning
Hazard statements  H302-H315-H319-H335-H411
Precautionary statements  P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313-P280a-P304+P340-P405-P501a-P261-P273-P305+P351+P338-P301+P312+P330
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
Hazard Note  Irritant
HazardClass  IRRITANT
HS Code  29143990
NFPA 704
0
2 0

Bis(4-fluorophenyl)-methanone price More Price(42)

Manufacturer Product number Product description CAS number Packaging Price Updated Buy
Sigma-Aldrich 115495 4,4′-Difluorobenzophenone 99% 345-92-6 25g $90.3 2021-12-16 Buy
Sigma-Aldrich 07563 4,4′-Difluorobenzophenone TraceCERT , certified reference material, 19F-qNMR Standard 345-92-6 1g $184 2021-12-16 Buy
TCI Chemical D1797 4,4'-Difluorobenzophenone >99.0%(GC) 345-92-6 25g $16 2022-04-27 Buy
TCI Chemical D1797 4,4'-Difluorobenzophenone >99.0%(GC) 345-92-6 100g $31 2022-04-27 Buy
Alfa Aesar A10653 4,4'-Difluorobenzophenone, 98+% 345-92-6 10g $43.5 2021-12-16 Buy
Product number Packaging Price Buy
115495 25g $90.3 Buy
07563 1g $184 Buy
D1797 25g $16 Buy
D1797 100g $31 Buy
A10653 10g $43.5 Buy

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

Chemical Properties

white to slightly yellow crystalline powder

Uses

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:

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.

1765-93-1
403-43-0
345-92-6
Synthesis of Bis(4-fluorophenyl)-methanone from 4-Fluorobenzeneboronic acid and 4-Fluorobenzoyl chloride
Global( 539)Suppliers
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View Lastest Price from Bis(4-fluorophenyl)-methanone manufacturers

Image Release date Product Price Min. Order Purity Supply Ability Manufacturer
2022-05-08 p-Fluorophenyl ketone
345-92-6
 US $0.00 / KG 1KG 99% 20MT Hebei baicao biology science and technology co., ltd
2022-04-24 4,4′-difluorobenzophenone
345-92-6
 US $12.00 / kg 1kg 99 5000kg Jiangsu Bangdeya New Material Technology Co.,Ltd
2022-03-24 4,4′-difluorobenzophenone
345-92-6
 US $10.00 / kg 1kg 99% 10tons Henan Guange Biotechnology Co. LTD
4,4’-difluoro-benzophenon   4,4'-DIFLUOROBENZOPHENONE 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 BDF 4,4'-Dddifluorobenzophenone 4,4'-Difluorobnzophenone 4,4'-Difluorobenzophenone/Bis(4-Fluorophenyl)Methanone 4,4'-Difluorobenzophenone, 98+% 4,4''-DIFLURO BENZOPHENONE 4,4'-Difluorobenzophenone99% Flunarizine Impurity 10 4'-Difluorobenzophenone (4,4-difluoro-1-cyclohexa-1,5-dienyl)-phenylmethanone Bis(4-fluorophenyl)-methanone 345-92-6 4,4''-DIFLUOROBENZOPHENONEFLUNARIZINE 4, 4 - two fluorine diphenyl ketone Difluorobenzophenone 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 4,4'-Difluorobenzophenone, 99%, for synthesis 4,4'-Difluorobenzophenone > Bis(4-fluorophenyl)-methanone fandachem 4,4′-Difluoro diphenylmethanone fandachem 4,4' -difluorophenone High Quality 4, 4′-Difluorobenzophenone 345-92-6 p-Fluorophenyl ketone 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