Phosphorous acid
SIGALD/215112 - 99%
Synonym: Phosphonic acid
CAS Number: 13598-36-2
Empirical Formula (Hill Notation): H3O3P
Molecular Weight: 82.00
EC Number: 237-066-7
MDL Number: MFCD00137258
Linear Formula: H3O3P
Product Type: Chemical
assay | 99% |
density | 1.651 g/mL at 25 °C (lit.) |
form | crystals or chunks |
flakes | |
InChI | 1S/H3O3P/c1-4(2)3/h4H,(H2 |
InChI key | ABLZXFCXXLZCGV-UHFFFAOYSA |
Quality Level | 100 |
SMILES string | [H]P(O)(O)=O |
solubility | water: soluble |
Application: | Phosphorous acid (H3PO3, orthophosphorous acid) may be used as one of the reaction components for the synthesis of the following: • α-aminomethylphosphonic acids via Mannich-Type Multicomponent Reaction • 1-aminoalkanephosphonic acids via amidoalkylation followed by hydrolysis • N-protected α-aminophosphonic acids (phospho-isosteres of natural amino acids) via amidoalkylation reaction |
General description: | Phosphorous acid (or phosphonic acid) is a phosphorus oxoacid commonly used as an intermediate in chemical synthesis for the production of various phosphorus compounds. It is also used as a strong reducing agent in organic synthesis. |
Packaging: | 100, 500 g in poly bottle |
Packaging: | 2, 4×2 kg in poly bottle |
Symbol | GHS05,GHS07 |
Signal word | Danger |
Hazard statements | H290 - H302 - H314 |
Precautionary statements | P260 - P280 - P301 + P312 + P330 - P301 + P330 + P331 - P303 + P361 + P353 - P305 + P351 + P338 + P310 |
Hazard Codes | C |
Risk Statements | 22-35 |
Safety Statements | 26-36/37/39-45 |
RIDADR | UN 2834 8 / PGIII |
WGK Germany | WGK 1 |
Flash Point(F) | Not applicable |
Flash Point(C) | Not applicable |
Purity | 99% |
Density | 1.651 g/mL at 25 °C (lit.) |
UNSPSC | 12352106 |