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4,4'-Difluorobiphenyl Structure

4,4'-Difluorobiphenyl

Chemical Properties

Melting point 88-91 °C(lit.)
Boiling point 254-255 °C(lit.)
Density  1.2470 (rough estimate)
refractive index  1.5678 (estimate)
Flash point 254-255°C
form  powder to crystal
color  White to Light yellow to Light orange
Water Solubility  Insoluble
Merck  14,3149
BRN  2044699
CAS DataBase Reference 398-23-2(CAS DataBase Reference)
FDA UNII O0694GMK81
NIST Chemistry Reference 1,1'-Biphenyl, 4,4'-difluoro-(398-23-2)

Safety

Symbol(GHS) GHS hazard pictograms
Signal wordWarning
Hazard statements H315-H319-H335
Precautionary statements P261-P264-P271-P280-P302+P352-P305+P351+P338
Hazard Codes  Xi
Risk Statements  36/37/38
Safety Statements  26-36-37/39
RIDADR  UN 3152 9/PG 2
WGK Germany  3
Hazard Note  Irritant
HazardClass  9
PackingGroup  II
HS Code  29039990
NFPA 704:
1
2 0

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