CAS No: 13598-36-2, Chemical Name: Phosphorous acid
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13598-36-2 Phosphorous acid

product Name Phosphorous acid
Synonyms Phosphonic acid; hydrogen phosphonate; phosphorus(+3) trihydride cation trihydroxide; Orthophosphorus; Orthophosphorous acid; Ortho-Phosphorous acid
Molecular Formula H3PO3
Molecular Weight 81.9957
InChI InChI=1/3H2O.H3P/h3*1H2;1H3/q;;;+3/p-3
CAS Registry Number 13598-36-2
EINECS 237-066-7
Molecular Structure 13598-36-2 Phosphorous acid
Melting point 73℃
Water solubility SOLUBLE
Hazard Symbols  C:Corrosive;
Risk Codes R22:;
R35:;
Safety Description S26:;
S36/37/39:;
S45:;