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13598-36-2
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13598-36-2
Phosphorous acid Basic information | |
Description References | |
Product Name: | Phosphorous acid |
Synonyms: | Phosphorous acid, extra pure, 98%;Phosphorus trihydroxide;phosphorustrihydroxide;Trihydroxyphosphine;PHOSPHOROUSACID,REAGENT;Phosphonsure;Phosphorous acid, 98%, extra pure;AURORA KA-1076 |
CAS: | 13598-36-2 |
MF: | H3O3P |
MW: | 82 |
EINECS: | 237-066-7 |
Mol File: | 13598-36-2.mol |
Phosphorous acid Chemical Properties | |
Melting point | 73 °C |
Boiling point | 200 °C |
density | 1.651 g/mL at 25 °C(lit.) |
vapor pressure | 0.001Pa at 20℃ |
Fp | 200°C |
storage temp. | 0-6°C |
solubility | DMSO (Slightly), Methanol (Slightly), Water (Sparingly) |
form | Crystals |
pka | pK1 1.29; pK2 6.74(at 25℃) |
Specific Gravity | 1.651 |
color | White |
Water Solubility | SOLUBLE |
Sensitive | Air Sensitive & Hygroscopic |
Merck | 147,346 |
Stability: | Stable. Incompatible with strong bases. Hygroscopic. |
CAS DataBase Reference | 13598-36-2(CAS DataBase Reference) |
NIST Chemistry Reference | (HO)2HPO(13598-36-2) |
EPA Substance Registry System | Phosphonic acid (13598-36-2) |
Phosphorous acid Basic information | |
Description References | |
Product Name: | Phosphorous acid |
Synonyms: | Phosphorous acid, extra pure, 98%;Phosphorus trihydroxide;phosphorustrihydroxide;Trihydroxyphosphine;PHOSPHOROUSACID,REAGENT;Phosphonsure;Phosphorous acid, 98%, extra pure;AURORA KA-1076 |
CAS: | 13598-36-2 |
MF: | H3O3P |
MW: | 82 |
EINECS: | 237-066-7 |
Mol File: | 13598-36-2.mol |
Phosphorous acid Chemical Properties | |
Melting point | 73 °C |
Boiling point | 200 °C |
density | 1.651 g/mL at 25 °C(lit.) |
vapor pressure | 0.001Pa at 20℃ |
Fp | 200°C |
storage temp. | 0-6°C |
solubility | DMSO (Slightly), Methanol (Slightly), Water (Sparingly) |
form | Crystals |
pka | pK1 1.29; pK2 6.74(at 25℃) |
Specific Gravity | 1.651 |
color | White |
Water Solubility | SOLUBLE |
Sensitive | Air Sensitive & Hygroscopic |
Merck | 147,346 |
Stability: | Stable. Incompatible with strong bases. Hygroscopic. |
CAS DataBase Reference | 13598-36-2(CAS DataBase Reference) |
NIST Chemistry Reference | (HO)2HPO(13598-36-2) |
EPA Substance Registry System | Phosphonic acid (13598-36-2) |