Product Name: 3-Cyclohexylaminopropane-1-Sulphonic Acid
Chemical Formula: C9H19NO3S
Synonyms: CAPS, Cyclohexylaminopropanesulfonic acid
CAS Number: 1135-40-6
Recommended Use: Buffering agent, laboratory chemical
Supplier Details: Contact chemical distributor, emergency contact number accessible through product label
Emergency Telephone: Provided by local health and safety authority or poison control center
GHS Classification: Irritant to eyes and skin, possible respiratory tract irritant
Label Elements: Hazard pictogram depicting exclamation mark; Signal word: Warning
Hazard Statements: May cause skin and eye irritation, may cause respiratory discomfort on exposure to dust
Precautionary Statements: Avoid breathing dust, use only with adequate ventilation, avoid contact with skin, eyes, and clothing
Other Hazards: Combustible dust formed by handling or processing could present a fire or explosion hazard if dispersed in air.
Chemical Identity: 3-Cyclohexylaminopropane-1-sulphonic acid
CAS Number: 1135-40-6
Concentration: >99% pure
Impurities: Trace organic contaminants (<1%) common to synthesis processes; none classified as hazardous at these concentrations
Additives: Product supplied as pure substance; does not contain stabilizers or non-disclosed functional additives
General Advice: Remove contaminated clothing and wash before reuse
Inhalation: Move to fresh air, seek medical attention if respiratory symptoms persist
Skin Contact: Wash thoroughly with soap and water, continue rinsing for several minutes; seek help for irritation
Eye Contact: Rinse cautiously with clean water for at least 15 minutes; keep eyelids apart; remove contact lenses if easy; get medical attention
Ingestion: Rinse mouth with water and seek medical assistance, do not induce vomiting unless directed by medical personnel
Notes for Physicians: Treat symptomatically; no specific antidote identified
Suitable Extinguishing Media: Water spray, carbon dioxide, dry chemical, foam
Special Hazards: May emit toxic fumes of nitrogen oxides, sulfur oxides, and carbon oxides under fire conditions
Protective Equipment for Firefighters: Wear self-contained breathing apparatus and protective clothing to prevent contact with skin and eyes
Advice for Firefighters: Control runoff water, minimize environmental contamination, isolate area and approach from upwind
Explosion Data: Dust may form explosive mixtures with air; routine housekeeping reduces risk of airborne particles
Personal Precautions: Use personal protective equipment, ensure adequate ventilation, avoid breathing dust
Environmental Precautions: Prevent further leakage or spillage if safe to do so, do not let product enter drains
Methods for Cleanup: Sweep up, place in suitable containers for disposal, use non-sparking tools and avoid dust generation, flush residue with water to chemical drain
Reference to Other Sections: Refer to exposure controls in Section 8 and disposal information in Section 13
Safe Handling: Avoid prolonged or repeated contact with skin, eyes, clothing; use only with adequate ventilation, minimize dust formation, do not eat or drink while handling
Storage Conditions: Store in cool, dry, and well-ventilated area, keep container tightly closed, protected from moisture and incompatible materials (strong oxidizers, acids), segregate from food and beverages
Special Requirements: Keep away from ignition sources, avoid static discharge, follow local regulations for chemical storage
Occupational Exposure Limits: No specific occupational exposure limit established for this compound
Engineering Controls: Use process enclosures, local exhaust ventilation; maintain airborne levels below a relevant threshold
Personal Protective Equipment (PPE): Nitrile or latex gloves, chemical safety goggles, lab coat or coveralls
Respiratory Protection: Approved dust respirator recommended during dust generation or cleaning up spills
Hygiene Measures: Wash hands after handling, avoid unintentional contact with skin, eyes, or clothing, do not eat or smoke in work area
Appearance: White to off-white crystalline powder
Odor: Odorless
Odor Threshold: Not applicable
pH: 9.7–11.3 (1% solution)
Melting Point: 318–320°C (decomposes)
Boiling Point: Not available (decomposes before boiling)
Flash Point: Not determined (high melting solid)
Evaporation Rate: Negligible (solid at room temperature)
Flammability: Not classified as flammable
Vapor Pressure: Negligible
Relative Density: 1.29 g/cm³
Solubility: Freely soluble in water, slightly soluble in alcohols
Partition Coefficient (n-octanol/water): Not determined
Auto-ignition Temperature: Not available
Chemical Stability: Stable under recommended storage conditions
Reactivity: No hazardous reactions under normal conditions
Hazardous Reactions: Reacts with strong oxidizing agents, acids
Conditions to Avoid: Moisture, high temperatures, contact with incompatible substances
Incompatible Materials: Strong acids, strong oxidizers
Hazardous Decomposition Products: Sulfur oxides, nitrogen oxides, carbon oxides under fire or high temperature
Acute Toxicity: Low acute toxicity by oral, dermal, or inhalation exposure; data indicates rodent oral LD50 >2000 mg/kg
Skin Corrosion/Irritation: Potential to cause mild to moderate irritation
Serious Eye Damage/Irritation: May cause irritation, discomfort, redness
Respiratory Sensitization: Prolonged inhalation of dust may irritate mucous membranes
Skin Sensitization: Not expected to cause allergic skin reactions
Germ Cell Mutagenicity: Not known to be mutagenic
Carcinogenicity: Not classified as carcinogenic by IARC, ACGIH, NTP, or OSHA
Reproductive Toxicity: No data suggesting risk to development or reproduction at relevant exposures
Specific Target Organ Toxicity: No reported long-term organ effects
Toxicity to Aquatic Life: Data for similar compounds points to low toxicity for aquatic organisms at typical concentrations
Persistence and Degradability: Expected to be readily biodegradable in the environment
Bioaccumulative Potential: Low potential based on physicochemical properties
Mobility in Soil: Freely soluble, may move readily through soil with water
Other Adverse Effects: No significant ozone depletion, global warming, or PBT/vPvB properties identified
Safe Disposal Methods: Dispose of by incineration in accordance with local, state, and federal regulations
Containers: Triple-rinse empty containers, offer for recycling if available or otherwise dispose of safely
Uncontaminated Product: May be handled as chemical waste; refer to waste contractor for recycling or disposal options
Environmental Precautions: Do not discharge into sewage systems, natural water bodies, or soil
UN Number: Not classified as a dangerous good for transport (DOT, IATA, IMDG)
UN Proper Shipping Name: Not regulated
Transport Hazard Class: Not applicable
Packing Group: Not regulated
Environmental Hazards: None identified from transport regulations
Special Precautions for User: Protect from physical damage during transport, keep container tightly sealed, ensure compatibility with packing material
OSHA: Not regulated as a hazardous chemical under OSHA Hazard Communication Standard
TSCA: Listed in US Toxic Substances Control Act Inventory
EINECS/ELINCS: Listed
SARA Title III: Not listed as extremely hazardous or toxic chemical
California Proposition 65: Product contains no chemicals known to the State of California to cause cancer, birth defects, or any other reproductive harm
Other International Inventories: Consult regional regulatory compliance resources for country-specific information
Other Regulations: No additional labeling or special restrictions for workplace use outside standard lab hygiene and safety compliance
