Hypophosphorous acid

September 1st, 2008 by

Hypophosphorous acid

IUPAC name
Phosphinic acid
dihydridohydroxidooxidophosphorus
Identifiers
CAS number
6303-21-5
Properties
Molecular formula
H3PO2
Molar mass
66.00 g/mol
Density
1.274 g/cm3, liquid
Melting point
26.5 °C (299.5 K)
Boiling point
106 °C (379 K) decomp.
Solubility in water
miscible
Acidity (pKa)
1.2
Structure
Molecular shape
pseudo-tetrahedral
Hazards
MSDS
JT Baker
EU classification
not listed
Related compounds
Related oxoacids
Phosphorous acid
Phosphoric acid
Related compounds
Sodium hypophosphite
Barium hypophosphite
Except where noted otherwise, data are given for
materials in their standard state
(at 25 °C, 100 kPa)
Infobox references
Hypophosphorous acid is a phosphorus oxoacid and a powerful [...]

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