Diphenyl methyl phosphate
- Methyl diphenyl phosphate
- Methoxydiphenoxyphosphine oxide
- Phosphoric acid, methyl diphenyl ester
Major uses include ignition control cmpd, formerly as a gasoline additive.
Registry Numbers and Inventories.
Boiling point, °C
Vapor pressure, mmHg
0.0004 (25 C)
1.231 g/cm3 (25 C)
Solubility in water
1.5372 (20 C)
Heat of vaporization
Hazards and Protection.
Keep tightly closed. Store in a cool dry place.
Compatible chemical-resistant gloves. Chemical safety goggles.
Government approved respirator.
Absorb on sand or vermiculite and place in closed containers for disposal. Ventilate area and wash spill site after material pickup is complete.
Strong oxidizing agents.
Carbon monoxide, Carbon dioxide, Thermal decomposition may produce toxic fumes of phosphorus oxides and/or phosphine.
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.
Properties of this material have not yet been prepared. Any recommendations are of a general nature. Many chemicals cause irritation of the eyes, skin, and respiratory tract. In severe cases respiratory tract irritation can progress to ARDS/acute lung injury which may be delayed in onset for up to 24 to 72 hours in some cases Irritation or burns of the esophagus or gastrointestinal tract are also possible if caustic or irritant chemicals are ingested. ALWAYS contact your local poision control authority or medical professional for assistance.
May cause skin irritation.
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 not breathing give artificial respiration. If breathing is difficult, give oxygen.
In case of contact, immediately wash skin with soap and copious amounts of water.
In case of contact, immediately flush eyes with copious amounts of water for at least 15 minutes.