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CAS Number: 1496-94-2
Product Catalog

15-7070
Phosphorus › Tri-n-propylphosphine oxide, min. 98%
CAS Number: 1496-94-2
MDL Number: MFCD00013915
Molecular Formula: C9H21OP
Molecular Weight: 176.24
Chemical Formula: (n-C3H7)3PO
Color and Form: white xtl.
Note:  

Stability: moisture sensitive

Physical Characteristics: melting point 39°C, boiling point 280-282°C

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Download This MSDS
SECTION 1: Product Identification
Chemical Name: Tri-n-propylphosphine oxide, min. 98%
Product Number: 15-7070
CAS Registry Number: 1496-94-2
Formula: (n-C3H7)3PO
EINECS Number: none
Chemical Family: organophosphorus compound
Synonym: Tri-n-propylphosphine oxide
SECTION 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title Compound 1496-94-2 100 no data no data
SECTION 3: Hazards Identification
Emergency Overview: Harmful in contact with skin and if swallowed. The material is irritating to skin, eyes, and mucous membranes.
Primary Routes of Exposure: Ingestion, eyes, inhalation
Eye Contact: Causes moderate irritation of the eyes
Skin Contact: Causes moderate irritation of the skin. Harmful in contact with skin.
Inhalation: The dust is irritating to the nose, mucous membranes and respiratory tract.
Ingestion: Harmful if swallowed. May cause vomiting and diarrhea.
Acute Health Effects: Harmful in contact with skin and if swallowed. Irritating to skin, eyes and respiratory tract.
Chronic Health Effects: No information available on long-term chronic effects.
NTP: No
IARC: No
OSHA: No
SECTION 4: First Aid Measures
Eye Exposure: Immediately flush the eyes with copious amounts of water for at least 10-15 minutes. A victim may need assistance in keeping their eye lids open. Get immediate medical attention.
Skin Exposure: Wash the affected area with water. Remove contaminated clothes if necessary. Seek medical assistance if irritation persists.
Inhalation: Remove the victim to fresh air. Closely monitor the victim for signs of respiratory problems, such as difficulty in breathing, coughing, wheezing, or pain. In such cases seek immediate medical assistance.
Ingestion: Seek medical attention immediately. Keep the victim calm. Give the victim water (only if conscious). Induce vomiting only if directed by medical personnel.
SECTION 5: Fire Fighting Measures
Flash Point: not applicable
Autoignition Temperature: no data
Explosion Limits: no data
Extinguishing Medium: carbon dioxide, dry powder or foam
Special Fire Fighting Procedures: If involved in a fire, fire fighters should be equipped with a NIOSH approved positive pressure self-contained breathing apparatus and full protective clothing.
Hazardous Combustion and Decomposion Products: In a fire may emit toxic organic fumes, carbon monoxide, carbon dioxide, and phosphorous pentoxide.
Unusual Fire or Explosion Hazards: No unusual fire or explosion hazards.
SECTION 6: Accidental Release Measures
Spill and Leak Procedures: Small spills can be mixed with vermiculite or sodium carbonate and swept up.
SECTION 7: Handling and Storage
Handling and Storage: Store in a tightly sealed container. Keep away from heat and direct sunlight.
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. Consult with glove manufacturer to determine the proper type of glove.
Ventilation: Material may form a fine dust. If possible, handle the material in an efficient fume hood.
Respirator: If ventilation is not available a respirator should be worn. The use of respirators requires a Respirator Protection Program to be in compliance with 29 CFR 1910.134.
Additional Protection: No additional protection required.
SECTION 9: Physical and Chemical Properties
Color and Form: white xtl.
Molecular Weight: 176.24
Melting Point: 39°C
Boiling Point: 280-282°C
Vapor Pressure: no data
Specific Gravity: no data
Odor: sweetish odor
Solubility in Water: slightly soluble
SECTION 10: Stability and Reactivity
Stability: moisture sensitive
Hazardous Polymerization: no hazardous polymerization
Conditions to Avoid: contact with strong oxidizing agents
Incompatibility: oxidizing agents and halogens
Decomposition Products: carbon dioxide, carbon monoxide, organic fumes, and phosphorus oxides.
SECTION 11: Toxicological Information
RTECS Data: Administration onto the skin (rabbit); Standard Draize test: 10 uL/24H. Adminstration into the eye (rabbit); Standard Draize test: 5 uL. Oral (rat); LD50: 1410 mg/kg. Oral (mouse) LD50: 1360 mg/kg. Administration onto the skin (rabbit); LD50: 1130 mg/kg. Oral (rat); TDLo: 9300 mg/kg/30D-I.
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 federal, state, and local regulations.
SECTION 14: Transportation
Shipping Name (CFR): Non-hazardous
Hazard Class (CFR): NA
Additional Hazard Class (CFR): NA
Packaging Group (CFR): NA
UN ID Number (CFR): NA
Shipping Name (IATA): Non-hazardous
Hazard Class (IATA): NA
Additional Hazard Class (IATA): NA
Packaging Group (IATA): NA
UN ID Number (IATA): NA
SECTION 15: Regulatory Information
TSCA: Listed in the TSCA inventory.
SARA (Title 313): Title compound not listed.
Second Ingredient: none
Third Ingredient: none
SECTION 16: Other Information
Disclaimer: The information herein is believed to be accurate and reliable as of the date compiled. However, Strem Chemicals, Inc. makes no representation, warranty, or guarantee of any kind with respect to the information contained in this document or any use of the product based on this information.
Preparation Date: 5/14/2001
Revision Date: 12/14/2011

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