Phenylphosphonic Acid CAS 1571-33-1

Product name:Phenylphosphonic acid
CAS:1571-33-1
MF:C6H7O3P
MW:158.09

EINECS: 216-388-1
Melting point: 162-164 °C
Boiling point: 241-243 °C
Density: 1.412 g/cm3

Purity:≥99%

White crystalline powder

1. Phenylphosphonic acid CAS 1571-33-1 is used as a catalyst in chemical syntheses, including peptide and oligonucleotide analog synthesis, and in the formation of polymers and dyes.
2. Phenylphosphonic acid CAS 1571-33-1 serves as a ligand in metal-catalyzed reactions for developing layered metal phosphonates and acts as an inhibitor of Carbonic anhydrase 9 .
3. Phenylphosphonic acid CAS 1571-33-1 is employed as a synthetic pyrethroid insecticide for controlling specific underground pests .
4. Phenylphosphonic acid CAS 1571-33-1 is used as an additive with Noyori's catalyst for the oxidation of sulfides to sulfones, as an additive in unsaturated polyester PU resin, and to improve the polymerization degree of nylon .

1. Store Phenylphosphonic acid CAS 1571-33-1 at room temperature, recommended in a cool and dark place below 15°C .
2. Phenylphosphonic acid CAS 1571-33-1 should be kept in a well-ventilated place with the container tightly closed .
3. For certain reference materials, Phenylphosphonic acid CAS 1571-33-1 is stored in a refrigerator at 2°C to 10°C, protected from light .
4. Phenylphosphonic acid CAS 1571-33-1 should be stored away from incompatible materials such as bases and strong oxidizing agents .

1. Phenylphosphonic acid CAS 1571-33-1 is harmful if swallowed (H302) .
2. Phenylphosphonic acid CAS 1571-33-1 causes skin irritation (H315) and serious eye damage (H318) .
3. Phenylphosphonic acid CAS 1571-33-1 may cause respiratory irritation (STOT Single Exposure Category 3) .
4. Phenylphosphonic acid CAS 1571-33-1 ingestion causes severe swelling, severe damage to delicate tissue, and danger of perforation.

1. Phenylphosphonic acid CAS 1571-33-1 is not safe for ingestion and is classified as a danger-level hazard with the signal word Danger .
2. Phenylphosphonic acid CAS 1571-33-1 has an oral LD50 of 500-2000 mg/kg in rats .
3. Phenylphosphonic acid CAS 1571-33-1 requires protective equipment including gloves, eye/face protection, and appropriate clothing, and should be used only outdoors or in a well-ventilated area .
4. Phenylphosphonic acid CAS 1571-33-1 must not be released into drains or the environment; dispose of contents and container to an approved waste disposal plant .

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