1,2-Bis(4-fluorophenyl)-1,2-ethanedione

Modify Date: 2024-01-08 11:03:14

1,2-Bis(4-fluorophenyl)-1,2-ethanedione Structure
1,2-Bis(4-fluorophenyl)-1,2-ethanedione structure
Common Name 1,2-Bis(4-fluorophenyl)-1,2-ethanedione
CAS Number 579-39-5 Molecular Weight 246.209
Density 1.3±0.1 g/cm3 Boiling Point 370.2±27.0 °C at 760 mmHg
Molecular Formula C14H8F2O2 Melting Point 120-122 °C(lit.)
MSDS Chinese USA Flash Point 141.5±17.9 °C
Symbol GHS07
GHS07
Signal Word Warning

 Names

Name 4,4'-difluorobenzil
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.3±0.1 g/cm3
Boiling Point 370.2±27.0 °C at 760 mmHg
Melting Point 120-122 °C(lit.)
Molecular Formula C14H8F2O2
Molecular Weight 246.209
Flash Point 141.5±17.9 °C
Exact Mass 246.049240
PSA 34.14000
LogP 3.82
Vapour Pressure 0.0±0.8 mmHg at 25°C
Index of Refraction 1.562

 Safety Information

Symbol GHS07
GHS07
Signal Word Warning
Hazard Statements H315-H319-H335
Precautionary Statements P261-P305 + P351 + P338
Personal Protective Equipment dust mask type N95 (US);Eyeshields;Gloves
Hazard Codes Xi:Irritant;
Risk Phrases R36/37/38
Safety Phrases S26-S37/39
RIDADR NONH for all modes of transport
WGK Germany 3
HS Code 2914700090

 Synthetic Route

 Customs

HS Code 2914700090
Summary HS: 2914700090 halogenated, sulphonated, nitrated or nitrosated derivatives of ketones and quinones, whether or not with other oxygen function Tax rebate rate:9.0% Supervision conditions:none VAT:17.0% MFN tariff:5.5% General tariff:30.0%

 Articles6

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 Synonyms

1,2-bis(4-fluorophenyl)ethane-1,2-dione
1,2-Ethanedione, 1,2-bis(4-fluorophenyl)-
1,2-Bis(4-fluorophenyl)-1,2-ethanedione
MFCD00134541
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