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6779-09-5

Name ETHYLPHOSPHONIC ACID
CAS 6779-09-5
EINECS(EC#) 229-839-2
Molecular Formula C2H7O3P
MDL Number MFCD00002141
Molecular Weight 110.05
MOL File 6779-09-5.mol
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Chemical Properties

Appearance white crystalline powder
Melting point  61-63 °C (lit.)
Boiling point  330-340℃ (8 Torr)
storage temp.  Hygroscopic, -20°C Freezer, Under inert atmosphere
solubility  DMSO (Slightly), Methanol (Slightly)
form  Solid
pka pK1:2.43;pK2:8.05 (25°C)
color  Off-White to Pale Yellow
Stability: Stable. Incompatible with strong oxidizing agents, strong bases.
Water Solubility  Soluble in water.
Sensitive  Moisture Sensitive
BRN  1743032
CAS DataBase Reference 6779-09-5(CAS DataBase Reference)

Safety Data

Hazard Codes  C
Risk Statements 
R34:Causes burns.
Safety Statements 
S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S27:Take off immediately all contaminated clothing .
S28:After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
RIDADR  UN 3261 8/PG 2
WGK Germany  3
HazardClass  8
PackingGroup  III

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