Section 1: Product Identification
Chemical Name: Di-t-butyl(i-propyl)phosphine, min. 98%
CAS Registry Number: 25032-49-9
Formula: C11H25P
EINECS Number: none
Chemical Family: organophosphine ligand
Synonym: Bis-tert-butyl(isopropyl)phosphane
Section 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title compound 25032-49-9 100% no data no data
Section 3: Hazards Identification
Emergency Overview: Harmful by inhalation, in contact with skin and if swallowed. Irritating to skin, eyes and respiratory tract.
Primary Routes of Exposure: Ingestion, inhalation, skin, eyes
Eye Contact: Causes mild to severe irritation of the eyes.
Skin Contact: Harmful in contact with skin. Causes mild irritation or thermal burns if ignited.
Inhalation: Harmful by inhalation. Irritating to the nose, mucous membranes and respiratory tract.
Ingestion: Harmful if swallowed. May cause vomiting and diarrhea.
Acute Health Affects: Harmful by inhalation, in contact with skin and if swallowed. Irritating to skin, eyes and respiratory tract.
Chronic Health Affects: No information on long-term chronic effects.
NTP: No
IARC: No
OSHA: No
SECTION 4: First Aid Measures
Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need
Eye Exposure:
assistance in keeping their eye lids open. Get immediate medical attention.
Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if
Skin Exposure:
irritation persists.
Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty
Inhalation:
in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce
Ingestion:
vomiting only if directed by medical personnel.
SECTION 5: Fire Fighting Measures
Flash Point: pyrophoric
Autoignition Temperature: no data
Explosion Limits: pyrophoric
Extinguishing Medium: carbon dioxide, dry powder or foam
If this product is involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure
Special Fire Fighting Procedures:
self-contained breathing apparatus and full protective clothing.
Hazardous Combustion and If involved in a fire this material may emit toxic organic fumes and phosphorus pentoxide.
Decomposion Products:
Unusual Fire or Explosion Hazards: Spontaneously flammable in air.
SECTION 6: Accidental Release Measures
This material may ignite spontaneously in air. Burning material may release toxic fumes. In case of poor
Spill and Leak Procedures: ventilation, leave the area unless fitted with a self-contained breathing apparatus. Small spills can be mixed
with ground limestone, sodium bicarbonate or other suitable adsorbents, swept up and held in a closed metal
can.
SECTION 7: Handling and Storage
Store in a tightly sealed container under an inert atmosphere of nitrogen or argon. Keep away from heat.
Handling and Storage: Material should be transferred under an inert atmosphere of nitrogen or argon in an efficient fume hood. Fire
may occur in empty container and transfer lines.
SECTION 8: Exposure Controls and Personal Protection
Eye Protection: Always wear approved safety glasses when handling a chemical substance in the laboratory.
Skin Protection: Wear protective clothing and gloves.
Ventilation: Handle the material in an efficient fume hood.
If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator
Respirator:
Protection Program to be in compliance with 29 CFR 1910.134.
Ventilation: Handle the material in an efficient fume hood.
Additional Protection: No additional protection required.
SECTION 9: Physical and Chemical Properties
Color and Form: colorless liq.
Molecular Weight: 118.29
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: no data
Odor: stench
Solubility in Water: insoluble
SECTION 10: Stability and Reactivity
Stability: air-sensitive, pyrophoric liquid
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: Contact with air. Material may spontaneously ignite.
Incompatibility: oxidizing agents, halogens, air, halocarbons.
Decomposition Products: carbon monoxide, carbon dioxide, phosphorus oxides and organic fumes.
SECTION 11: Toxicological Information
RTECS Data: No information available in the RTECS files.
Carcinogenic Effects: no data available
Mutagenic Effects: no data available
Tetratogenic Effects: no data available
SECTION 12: Ecological Information
Ecological Information: No information available
SECTION 13: Disposal Considerations
Disposal: Dispose of according to local, state and federal regulations.
SECTION 14: Transportation
Shipping Name (CFR): Pyrophoric liquid, Organic, N.O.S.
Hazard Class (CFR): 4.2
Additional Hazard Class (CFR): NA
Packaging Group (CFR): I
UN ID Number (CFR): UN# 2845
Shipping Name (IATA): Forbidden
Hazard Class (IATA): NA
Additional Hazard Class (IATA): NA
Packaging Group (IATA): NA
UN ID Number (IATA): NA
SECTION 15: Regulatory Information
TSCA: Not listed in the TSCA inventory
SARA (Title 313): Title compound not listed
Second Ingredient: none
SECTION 16 - ADDITIONAL INFORMATION
N/A
