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CAS Number: 143-66-8
Product Catalog

93-0571
Sodium › Sodium tetraphenylborate, 99.5+% (ACS)
CAS Number: 143-66-8
MDL Number: MFCD00011494
Molecular Formula: C24H20BNa
Molecular Weight: 342.23
Chemical Formula: NaB(C6H5)4
Color and Form: white pwdr.
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SECTION 1: Product Identification
Chemical Name: Sodium tetraphenylborate, 99.5+% (ACS)
Product Number: 93-0571
CAS Registry Number: 143-66-8
Formula: NaB(C6H5)4
EINECS Number: 205-605-5
Chemical Family: organic or inorganic borate
Synonym: Borate(1-), tetraphenyl-, sodium salt, Tetraphenyl sodium borate
SECTION 2: Composition and Information on Ingredients
Ingredient CAS Number Percent ACGIH (TWA) OSHA (PEL)
Title compound 143-66-8 100 no data no data
SECTION 3: Hazards Identification
Emergency Overview: Irritating to eyes, skin, and respiratory tract. Harmful if swallowed. Ingestion of large amounts of soluble borates may cause toxic effects.
Primary Routes of Exposure: Ingestion, inhalation.
Eye Contact: Causes irritation of the eyes.
Skin Contact: Causes mild to moderate irritation of the skin. May be harmful through skin absorption.
Inhalation: Causes irritation to the nose, mucous membranes and respiratory tract. May be harmful if inhaled.
Ingestion: No information is available on the physiological effects of ingestion. Harmful if swallowed.
Acute Health Effects: Causes irritation to skin, eyes and respiratory tract. Harmful if swallowed.
Chronic Health Effects: Repeated exposure to large amounts of some boron compounds may cause dryness of mucous membranes, anorexia, mild diarrhea, skin rash and low blood cell count. Kidney damage may occur.
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: no data
Autoignition Temperature: no data
Explosion Limits: no data
Extinguishing Medium: carbon dioxide or dry powder
Special Fire Fighting Procedures: If this product is 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: If involved in a fire, toxic oxidation or decomposition products may form.
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, sodium carbonate or other suitable non combustible adsorbent and swept up.
SECTION 7: Handling and Storage
Handling and Storage: Store the material in a tightly sealed container in a cool, dry place.
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 appropriate chemical resistant gloves and protective clothing.
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 Respiratory 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 powder
Molecular Weight: 342.23
Melting Point: no data
Boiling Point: no data
Vapor Pressure: no data
Specific Gravity: no data
Odor: none
Solubility in Water: 46.9g/100cc (20C)
SECTION 10: Stability and Reactivity
Stability: air and moisture stable
Hazardous Polymerization: No hazardous polymerization
Conditions to Avoid: sensitive to light
Incompatibility: strong oxidizing agents
Decomposition Products: carbon monoxide, carbon dioxide, boron oxide.
SECTION 11: Toxicological Information
RTECS Data: Oral (rat); LD50: 288 mg/kg.
Carcinogenic Effects: no data
Mutagenic Effects: no data
Tetratogenic Effects: no data
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): 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: 5/23/2004
Revision Date: 8/05/2011

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