Potassium tert-butoxide, 20 wt.% solution in THF

2.1 Classification of the substance or mixture

This chemical is considered hazardous by the 2012 OSHA Hazard Communication Standard (29 CFR 1910.1200) Flammable liquids Category 2 Skin Corrosion/Irritation Category 1 A 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).

Signal word

Danger

Hazard statements

Highly flammable liquid and vapor Causes severe skin burns and eye damage May cause respiratory irritation May cause drowsiness or dizziness Suspected of causing cancer

Prevention

Obtain special instructions before use Do not handle until all safety precautions have been read and understood Use personal protective equipment as required Do not breathe dust/fume/gas/mist/vapors/spray Wash face, hands and any exposed skin thoroughly after handling Use only outdoors or in a well-ventilated area Keep cool. Protect from sunlight

Response

Immediately call a POISON CENTER or doctor/physician Inhalation IF INHALED: Remove victim to fresh air and keep at rest in a position comfortable for breathing Skin IF ON SKIN (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower Wash contaminated clothing before reuse Eyes IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing Ingestion IF SWALLOWED: Rinse mouth. DO NOT induce vomiting

Storage

Store locked up Store in a well-ventilated place. Keep container tightly closed Store away from other materials

Disposal

Dispose of contents/container to an approved waste disposal plant

2.3 Other hazards

Reacts violently with water May form explosive peroxides WARNING Cancer - https //www.p65warnings.ca.gov/.