Chemical Name: N-Cyclohexyl(Aminomethyl)Triethoxysilane
Synonyms: Triethoxy(silanyl)methylcyclohexylamine
CAS Number: 3069-29-2
Recommended Use: Organosilane for surface treatment, coupling agent
Supplier Identification: Manufacturer's name, address, and contact number provided on product label
Emergency Telephone: Chemtrec or local emergency contact provided on label
GHS Classification: Skin Corrosion/Irritation: Category 2; Eye Damage/Irritation: Category 2A; Acute Toxicity Oral: Category 4; Aquatic Chronic Hazard: Category 3
Signal Word: Warning
Hazard Statements: Harmful if swallowed. Causes skin and eye irritation. May cause respiratory irritation.
Pictograms: Exclamation mark
Precautionary Statements: Avoid breathing vapors. Wash skin thoroughly after handling. Use only outdoors or in a well-ventilated area. Wear protective gloves and eye protection.
Chemical Name: N-Cyclohexyl(Aminomethyl)Triethoxysilane
Chemical Formula: C13H29NO3Si
CAS Number: 3069-29-2
Concentration: 100% (pure substance)
Impurities or Stabilizers: No known significant impurities affecting classification
Inhalation: Move person to fresh air. Seek medical attention if symptoms occur such as coughing, dizziness, or breathing difficulty.
Skin Contact: Remove contaminated clothing. Wash affected area with soap and plenty of water for at least 15 minutes. Seek medical evaluation if irritation persists.
Eye Contact: Rinse eyes with copious amounts of water for at least 15 minutes, lifting upper and lower eyelids occasionally. Get medical attention promptly.
Ingestion: Do not induce vomiting. Rinse mouth with water. Never give anything by mouth to an unconscious person. Seek immediate medical attention.
Most Important Symptoms: Eye and skin irritation, potential respiratory tract irritation, gastrointestinal upset if ingested
Advice for Medical Professionals: Symptomatic treatment required. No specific antidote identified.
Suitable Extinguishing Media: Use dry chemical, foam, carbon dioxide, or water spray. Avoid direct jet of water.
Specific Hazards: Combustible liquid; may produce toxic fumes of nitrogen oxides, silicon oxides, and carbon oxides on decomposition.
Protective Equipment for Firefighters: Self-contained breathing apparatus and full protective gear.
Special Procedures: Evacuate area, cool containers exposed to fire with water spray to prevent bursting.
Personal Precautions: Wear gloves, goggles, protective clothing. Ventilate area well. Keep unprotected personnel away.
Environmental Precautions: Prevent runoff from entering drains, surface and ground water. Report to relevant authorities if significant spill occurs.
Clean Up Methods: Absorb in sand, earth, vermiculite or diatomaceous earth for disposal. Scoop up into containers for collection and disposal.
Handling: Avoid all contact with eyes, skin, and clothing. Do not breathe vapor or spray. Use with adequate ventilation. Wash hands thoroughly after handling.
Storage: Store in tightly closed original container in a cool, dry, well-ventilated place. Keep away from incompatible materials such as strong acids, oxidizers, and moisture.
Specific End Uses: Industrial chemicals should be used only as instructed by product guidelines.
Control Parameters: No occupational exposure limits are formally established.
Engineering Controls: Use local exhaust ventilation to minimize exposure.
Personal Protective Equipment: Wear impermeable gloves, chemical safety goggles or face shields, lab coat or protective clothing, and approved respiratory protection if airborne concentrations are high.
Hygiene Measures: Wash hands before eating, drinking, or smoking. Remove contaminated clothing and wash before reuse.
Appearance: Colorless to pale yellow liquid
Odor: Amine-like
Odor Threshold: Not available
pH: Alkaline (aqueous solution)
Melting Point/Freezing Point: -
Boiling Point/Range: Approx. 294°C
Flash Point: >110°C (closed cup)
Evaporation Rate: Not available
Flammability: Combustible
Upper/Lower Flammability Limits: Not available
Vapor Pressure: 0.01 mmHg at 25°C
Vapor Density: Heavier than air
Solubility: Hydrolyzes in water
Partition Coefficient n-octanol/water: Not determined
Auto-ignition Temperature: Not determined
Decomposition Temperature: Not determined
Viscosity: Not available
Chemical Stability: Stable under recommended storage conditions.
Possibility of Hazardous Reactions: May react with water yielding ethanol.
Conditions to Avoid: Heat, flame, contact with moisture, acids or oxidizers.
Incompatible Materials: Strong acids, bases, and oxidizing agents.
Hazardous Decomposition Products: Ammonia, nitrogen oxides, silicon oxides, ethanol, carbon oxides.
Acute Toxicity: May cause irritation to mouth, throat, and stomach if swallowed. Symptoms may include nausea, vomiting, and diarrhea.
Skin Corrosion/Irritation: Causes irritation, redness, or dermatitis with prolonged or repeated contact.
Serious Eye Damage/Irritation: Risk of burning, tearing, and redness.
Respiratory or Skin Sensitization: No data confirming sensitization, but amines can be sensitizers.
Germ Cell Mutagenicity: Not classified
Carcinogenicity: Not classified as carcinogenic based on available data.
Reproductive Toxicity: Not classified
Specific Target Organ Toxicity: May cause drowsiness, dizziness, respiratory tract irritation.
Aspiration Hazard: No data available.
Toxicity: Expected to have moderate aquatic toxicity. No specific data for fish, daphnia, or algae.
Persistence and Degradability: Hydrolyzes in water. Degradation products may persist.
Bioaccumulative Potential: Not expected to bioaccumulate.
Mobility in Soil: Expected to have low mobility due to hydrolysis.
Other Adverse Effects: Avoid release to the environment.
Waste Treatment Methods: Dispose of contents and container in accordance with local, regional, national, and international regulations for chemical waste.
Special Considerations: Rinse residues from containers before disposal. Do not allow material to contaminate surface waters or soil.
Recommended Disposal Method: Incinerate at a licensed chemical waste facility.
UN Number: Not regulated for transport as dangerous goods
UN Proper Shipping Name: Not applicable
Transport Hazard Class(es): Not assigned
Packing Group: Not assigned
Environmental Hazards: Not considered a marine pollutant
Special Precautions for User: Protect containers from physical damage and leaking.
OSHA Status: Hazardous chemical per OSHA Hazard Communication Standard
SARA Title III Sections 302, 304, 311, 312, 313: Not listed as an extremely hazardous substance or toxic chemical
TSCA Status: Listed on United States TSCA Inventory
EU Regulation (REACH): Registered substance; Safety data sheet available upon request
Other National Regulations: Refer to country-specific occupational health and environmental regulations for further information
