|
Molecular Formula
|
HO2P
|
|
Molar Mass
|
63.980501
|
|
Density
|
1.206g/mLat 20°C(lit.)
|
|
Melting Point
|
-25 °C
|
|
Boling Point
|
108 °C (759.8513 mmHg)
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|
Water Solubility
|
SOLUBLE
|
|
Vapor Presure
|
<17 mmHg ( 20 °C)
|
|
Appearance
|
hygroscopic crystals or colorless oily liquid
|
|
Color
|
Colorless
|
|
Merck
|
13,4894
|
|
pKa
|
pK1 1.1.
|
|
Storage Condition
|
no restrictions.
|
|
Stability
|
Stable. Incompatible with strong bases. Reacts violently with oxidizing agents, strong bases, mercury (II) nitrate and mercury (II) oxide. Do not heat above 100 C.
|
|
Physical and Chemical Properties
|
Colorless oily liquid or deliquescent crystal. Soluble in hot water, ethanol, ether. Soluble in cold water.
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|
Use
|
Is a strong reducing agent, used in the preparation of sodium hypophosphite, calcium hypophosphite and other secondary phosphate
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