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456-27-9

Name 4-NITROBENZENEDIAZONIUM TETRAFLUOROBORATE
CAS 456-27-9
EINECS(EC#) 207-261-1
Molecular Formula C6H4BF4N3O2
MDL Number MFCD00012005
Molecular Weight 236.92
MOL File 456-27-9.mol
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Chemical Properties

Appearance Pale Yellow Solid
Melting point  144-148 °C (dec.)
density  1.66 g/cm3(Temp: 25 °C)
storage temp.  2-8°C
solubility  Soluble in acetonitrile and dimethyl sulfoxide.
form  powder
Stability: Stable. Incompatible with strong oxidizing agents, moisture, strong bases. Avoid mechanical shock.
Water Solubility  almost transparency
BRN  3599869
CAS DataBase Reference 456-27-9(CAS DataBase Reference)
EPA Substance Registry System Benzenediazonium, 4-nitro-, tetrafluoroborate(1-) (456-27-9)

Safety Data

Hazard Codes  Xn,Xi,C
Risk Statements 
R20/21/22:Harmful by inhalation, in contact with skin and if swallowed .
R36/37/38:Irritating to eyes, respiratory system and skin .
R34:Causes burns.
Safety Statements 
S22:Do not breathe dust .
S24/25:Avoid contact with skin and eyes .
S36/39:Wear suitable protective clothing and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
RIDADR  UN 1759 8/PG 2
WGK Germany  3
RTECS  CZ1723000
F  4.3
Hazard Note  Irritant
TSCA  Yes
HazardClass  8
PackingGroup  III

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