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ChemicalBook >> CAS DataBase List >> 4,4'-DIFLUOROBENZIL

4,4'-DIFLUOROBENZIL

4,4'-DIFLUOROBENZIL price.
  • $38 - $860.48
  • Product name: 4,4'-DIFLUOROBENZIL
  • CAS: 579-39-5
  • MF: C14H8F2O2
  • MW: 246.21
  • EINECS:
  • MDL Number:MFCD00134541
  • Synonyms:1,2-Bis(4-fluorophenyl)-1,2-ethanedione;4,4'-DIFLUOROBENZIL;4,4'-DIFLUOROBIBENZOYL;4,4'-DIFLUORODIBENZOYL;4,4'-FLUOROBENZIL;BIS(P-FLUOROPHENYL)ETHANEDIONE;4,4'-Difluorobenzil,99%;Ethanedione, bis(4-fluorophenyl)-
17 prices
Selected condition:
Brand
  • AK Scientific
  • Alichem
  • American Custom Chemicals Corporation
  • Biosynth Carbosynth
  • Chemenu
  • Crysdot
  • Matrix Scientific
  • SynQuest Laboratories
  • TCI Chemical
Package
  • 1G
  • 5g
  • 10g
  • 25g
  • 50g
  • ManufacturerAK Scientific
  • Product number8557AB
  • Product description1,2-Bis(4-fluorophenyl)ethane-1,2-dione
  • Packaging5g
  • Price$131
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number579395
  • Product description1,2-bis(4-fluorophenyl)-1,2-Ethanedione
  • Packaging10g
  • Price$178.76
  • Updated2021-12-16
  • Buy
  • ManufacturerAlichem
  • Product number579395
  • Product description1,2-bis(4-fluorophenyl)-1,2-Ethanedione
  • Packaging25g
  • Price$395.27
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0022529
  • Product description4,4'-DIFLUOROBENZIL 95.00%
  • Packaging1G
  • Price$121.8
  • Updated2021-12-16
  • Buy
  • ManufacturerAmerican Custom Chemicals Corporation
  • Product numberHCH0022529
  • Product description4,4'-DIFLUOROBENZIL 95.00%
  • Packaging5G
  • Price$860.48
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD67079
  • Product description4,4'-Difluorobenzil
  • Packaging10g
  • Price$73
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD67079
  • Product description4,4'-Difluorobenzil
  • Packaging25g
  • Price$140
  • Updated2021-12-16
  • Buy
  • ManufacturerBiosynth Carbosynth
  • Product numberFD67079
  • Product description4,4'-Difluorobenzil
  • Packaging50g
  • Price$250
  • Updated2021-12-16
  • Buy
  • ManufacturerChemenu
  • Product numberCM311138
  • Product description1,2-Bis(4-fluorophenyl)ethane-1,2-dione 95+%
  • Packaging25g
  • Price$393
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12059036
  • Product description1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98%
  • Packaging5g
  • Price$115
  • Updated2021-12-16
  • Buy
  • ManufacturerCrysdot
  • Product numberCD12059036
  • Product description1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98%
  • Packaging25g
  • Price$340
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number097754
  • Product description1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98%
  • Packaging1g
  • Price$38
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number097754
  • Product description1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98%
  • Packaging5g
  • Price$101
  • Updated2021-12-16
  • Buy
  • ManufacturerMatrix Scientific
  • Product number097754
  • Product description1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98%
  • Packaging10g
  • Price$143
  • Updated2021-12-16
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number2618-3-44
  • Product description4,4'-Difluorobenzil 98%
  • Packaging5G
  • Price$55
  • Updated2021-12-16
  • Buy
  • ManufacturerSynQuest Laboratories
  • Product number2618-3-44
  • Product description4,4'-Difluorobenzil 98%
  • Packaging25g
  • Price$264
  • Updated2021-12-16
  • Buy
Manufacturer Product number Product description Packaging Price Updated Buy
AK Scientific 8557AB 1,2-Bis(4-fluorophenyl)ethane-1,2-dione 5g $131 2021-12-16 Buy
Alichem 579395 1,2-bis(4-fluorophenyl)-1,2-Ethanedione 10g $178.76 2021-12-16 Buy
Alichem 579395 1,2-bis(4-fluorophenyl)-1,2-Ethanedione 25g $395.27 2021-12-16 Buy
American Custom Chemicals Corporation HCH0022529 4,4'-DIFLUOROBENZIL 95.00% 1G $121.8 2021-12-16 Buy
American Custom Chemicals Corporation HCH0022529 4,4'-DIFLUOROBENZIL 95.00% 5G $860.48 2021-12-16 Buy
Biosynth Carbosynth FD67079 4,4'-Difluorobenzil 10g $73 2021-12-16 Buy
Biosynth Carbosynth FD67079 4,4'-Difluorobenzil 25g $140 2021-12-16 Buy
Biosynth Carbosynth FD67079 4,4'-Difluorobenzil 50g $250 2021-12-16 Buy
Chemenu CM311138 1,2-Bis(4-fluorophenyl)ethane-1,2-dione 95+% 25g $393 2021-12-16 Buy
Crysdot CD12059036 1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98% 5g $115 2021-12-16 Buy
Crysdot CD12059036 1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98% 25g $340 2021-12-16 Buy
Matrix Scientific 097754 1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98% 1g $38 2021-12-16 Buy
Matrix Scientific 097754 1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98% 5g $101 2021-12-16 Buy
Matrix Scientific 097754 1,2-Bis(4-fluorophenyl)ethane-1,2-dione 98% 10g $143 2021-12-16 Buy
SynQuest Laboratories 2618-3-44 4,4'-Difluorobenzil 98% 5G $55 2021-12-16 Buy
SynQuest Laboratories 2618-3-44 4,4'-Difluorobenzil 98% 25g $264 2021-12-16 Buy

Properties

Melting point :120-122 °C (lit.)
Boiling point :370.2±27.0 °C(Predicted)
Density :1.3163 (estimate)
storage temp. :Sealed in dry,Room Temperature
form :powder to crystal
color :Light orange to Yellow to Green
Water Solubility :Soluble in water.
BRN :1971736
CAS DataBase Reference :579-39-5(CAS DataBase Reference)
EPA Substance Registry System :Ethanedione, bis(4-fluorophenyl)- (579-39-5)

Safety Information

Symbol(GHS): GHS hazard pictograms
Signal word: Warning
Hazard statements:
Code Hazard statements Hazard class Category Signal word Pictogram P-Codes
H315 Causes skin irritation Skin corrosion/irritation Category 2 Warning GHS hazard pictograms P264, P280, P302+P352, P321,P332+P313, P362
H319 Causes serious eye irritation Serious eye damage/eye irritation Category 2A Warning GHS hazard pictograms P264, P280, P305+P351+P338,P337+P313P
H335 May cause respiratory irritation Specific target organ toxicity, single exposure;Respiratory tract irritation Category 3 Warning GHS hazard pictograms
Precautionary statements:
P261 Avoid breathing dust/fume/gas/mist/vapours/spray.
P264 Wash hands thoroughly after handling.
P264 Wash skin thouroughly after handling.
P280 Wear protective gloves/protective clothing/eye protection/face protection.
P304+P340 IF INHALED: Remove victim to fresh air and Keep at rest in a position comfortable for breathing.
P305+P351+P338 IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.
P405 Store locked up.

Description

4,4?-Difluorobenzil is used in the preparation of 2,3-bis(4-fluorophenyl)thieno[3,4-b]pyrazine. It is also used in the synthesis of poly(ether-α-diketone)s, via nucleophilic substitution reaction with bisphenol A, 4,4?-difluoro-2,3-diphenylpyrazine (DPPF) and 4,4?-difluoro-5-methyl 2,3-diphenylpyrazine (MDPPF), via direct condensation with ethylenediamine and 1,2-diaminopropane, respectively, 2,3-bis(4-fluorophenyl)quinoxaline, via direct condensation with 1,2-phenylenediamine.

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