Triethylborane 1M solution in THF

2.1 Classification of the substance or mixture

WHMIS 2015 Classification Classified as hazardous under the Hazardous Products Regulations (SOR/2015-17) Flammable liquids Category 2 Acute oral toxicity Category 4 Acute Inhalation Toxicity Category 4 Skin Corrosion/Irritation Category 1 B Serious Eye Damage/Eye Irritation Category 1 Carcinogenicity Category 2 Specific target organ toxicity (single exposure) Category 3 Target Organs - Respiratory system, Central nervous system (CNS).

Physical hazards

Not Otherwise Classified Category 1 Reacts violently with water May form explosive peroxides Hazardous polymerization may occur

Signal word

Danger

Hazard statements

Highly flammable liquid and vapor Harmful if swallowed or if inhaled Causes severe skin burns and eye damage May cause respiratory irritation May cause drowsiness and dizziness Suspected of causing cancer Harmful if inhaled Reacts violently with water May form explosive peroxides Hazardous polymerization may occur

Prevention

Obtain special instructions before use Do not handle until all safety precautions have been read and understood Wear protective gloves/protective clothing/eye protection/face protection Do not allow contact with water Keep container tightly closed Keep cool. Protect from sunlight Keep away from heat, hot surfaces, sparks, open flames and other ignition sources. No smoking Ground/bond container and receiving equipment Use only non-sparking tools Take precautionary measures against static discharges Do not breathe dust/fumes/gas/mist/vapours/spray Wash face, hands and any exposed skin thoroughly after handling Do not eat, drink or smoke when using this product Use only outdoors or in a well-ventilated area

Response

IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/ shower IF INHALED: Remove person to fresh air and keep comfortable for breathing IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Immediately call a POISON CENTER/doctor Rinse mouth Do NOT induce vomiting Wash contaminated clothing before reuse In case of fire: Use dry sand, dry chemical or alcohol-resistant foam to extinguish

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed

Disposal

Dispose of contents/container to an approved waste disposal plant