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Vinylphosphonic acid Structure

Vinylphosphonic acid

Chemical Properties

Melting point 41-45 °C(lit.)
Boiling point 97-98 °C(Press: 2 Torr)
Density  1.389 g/mL at 25 °C(lit.)
vapor pressure  0Pa at 20℃
refractive index  n20/D 1.473
Flash point >230 °F
storage temp.  Sealed in dry,Room Temperature
solubility  Soluble in water
pka 2.11±0.10(Predicted)
form  liquid
color  colorless to pale-yellow
PH 1.5 (50g/l, H2O, 30℃)
Water Solubility  100g/L at 20℃
BRN  1741622
LogP -1.69 at 20℃
CAS DataBase Reference 1746-03-8(CAS DataBase Reference)
EPA Substance Registry System Phosphonic acid, ethenyl- (1746-03-8)

Safety

Symbol(GHS)
Signal wordDanger
Hazard statements H290-H314
Precautionary statements P280-P301+P330+P331-P303+P361+P353-P305+P351+P338
Hazard Codes  C
Risk Statements  34-35-22
Safety Statements  26-36/37/39-45
RIDADR  UN 3261 8/PG 2
WGK Germany  1
RTECS  SZ7903500
HazardClass  8
PackingGroup  III
HS Code  2931499090
NFPA 704:
1
3 0

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Vinylphosphonic acid Chemical Properties,Usage,Production

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