- Phosphonic acid, methyl-, diphenyl ester
Registry Numbers and Inventories.
Melting point, °C
Boiling point, °C
201 - 202
Vapor pressure, mmHg
0.0001 (25 C)
1.2051 g/cm3 (20 C)
Solubility in water
1.5516 (20 C)
Heat of vaporization
Hazards and Protection.
Keep tightly closed.
Protective gloves. Chemical safety goggles.
Absorb on sand or vermiculite and place in closed containers for disposal. Ventilate area and wash spill site after material pickup is complete.
Stable at normal temperatures and pressures.
Strong oxidizing agents.
Carbon monoxide, Carbon dioxide, Phosphorous oxides.
Extinguish using Water spray. Carbon dioxide, dry chemical powder, or appropriate foam. Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes.
Emits toxic fumes under fire conditions.
May be harmful if swallowed.
May be harmful if inhaled. Material may be irritating to mucous membranes and upper respiratory tract.
May cause skin irritation. May be harmful if absorbed through the skin.
May cause eye irritation.
If swallowed, wash out mouth with water provided person is conscious. Call a physician.
If inhaled, remove to fresh air. If breathing becomes difficult, call a physician.
In case of contact, immediately wash skin with soap and copious amounts of water.
In case of contact with eyes, flush with copious amounts of water for at least 15 minutes. Assure adequate flushing by separating the eyelids with fingers. Call a physician.