Product Name: 3-(Cyclohexylamino)-1-Propanesulfonic Acid
Synonyms: CAPS, Cyclohexylaminopropanesulfonic acid
Chemical Formula: C9H19NO3S
CAS Number: 1135-40-6
Recommended Uses: Buffering agent in biochemical research
Manufacturer Contact: Emergency phone and address information provided on container label
Supplier: Research chemical suppliers, laboratory supply distributors
Emergency Contact Number: Refer to MSDS document or product packaging
GHS Classification: Eye Irritation Category 2A, Skin Sensitizer Category 1
Signal Word: Warning
Pictograms: Exclamation Mark
Hazard Statements: Causes serious eye irritation, may cause skin and respiratory irritation
Precautionary Statements: Avoid breathing dust, wash hands thoroughly after handling, wear eye and face protection
Potential Health Effects: Eyes: Redness, stinging. Skin: Possible irritation, dryness. Inhalation: Coughing, shortness of breath.
Chemical Identity: 3-(Cyclohexylamino)-1-Propanesulfonic Acid
Concentration: >98% by weight
CAS Number: 1135-40-6
Impurities: Trace salts, less than 1% total mass, no hazardous impurities noted
Other Components: Not present in significant quantities
Inhalation: Move exposed person to fresh air. Seek medical attention for breathing difficulty.
Skin Contact: Remove contaminated clothing, wash affected area with soap and water.
Eye Contact: Rinse cautiously with water for several minutes; remove contact lenses if present. Get medical attention if irritation persists.
Ingestion: Rinse mouth thoroughly; do not induce vomiting. Seek medical attention if unwell.
Advice to Physician: Treat symptoms, provide supportive care.
Suitable Extinguishing Media: Water spray, dry chemical, foam, carbon dioxide
Unsuitable Media: Do not use high-pressure water streams
Specific Hazards: May decompose to release toxic fumes such as nitrogen oxides and sulfur oxides
Protective Equipment: Wear self-contained breathing apparatus, fire-resistant clothing
Additional Advice: Remove containers from fire area if safe; prevent runoff from contaminating waterways
Personal Precautions: Wear appropriate personal protective equipment, ensure adequate ventilation
Environmental Precautions: Prevent material from entering drains or watercourses
Cleanup Methods: Collect spilled material with non-combustible absorbent (sand, earth), sweep up and transfer to suitable container for disposal
Decontamination: Wash area with water after removal of bulk material, ventilate the area
Precautionary Handle: Avoid formation and inhalation of dust, avoid contact with skin and eyes
Handling Equipment: Use chemical fume hood, wear lab coat and gloves
Storage Conditions: Store in tightly closed container at room temperature, away from incompatible materials
Incompatibilities: Strong oxidizers, strong acids or bases
Storage Location: Cool, dry, well-ventilated area, labeled chemical cabinet recommended
Engineering Controls: Local exhaust ventilation or fume hood recommended
Occupational Exposure Limits: Not established for this compound
Personal Protective Equipment: Safety goggles, chemical-resistant gloves, lab coat
Respiratory Protection: Dust mask or respirator if dust is generated
Hygiene Measures: Wash hands and face after handling, do not eat or drink while working
Appearance: White or off-white crystalline powder
Odor: Odorless or faint amine-like odor
pH (1% solution): 9.5–11.0
Boiling Point: Decomposes before boiling
Melting Point: 324–328 °C
Flash Point: Not flammable under normal conditions
Solubility: Highly soluble in water, slightly soluble in ethanol
Vapor Pressure: Negligible at ambient temperatures
Density: 1.2–1.3 g/cm³
Partition Coefficient: Not available
Other Data: Stable under normal storage conditions
Chemical Stability: Stable at room temperature, decomposes on strong heating
Conditions to Avoid: Heat, moisture, incompatible chemicals
Incompatible Materials: Strong oxidizing agents, acids, bases
Hazardous Decomposition: Nitrogen oxides, sulfur oxides, carbon monoxide, carbon dioxide
Polymerization: Will not occur
Likely Routes of Exposure: Skin, eyes, inhalation of dust, ingestion
Acute Toxicity: No significant acute toxicity data in humans
Skin Corrosion/Irritation: Possible mild irritation
Eye Damage/Irritation: Causes moderate to severe irritation
Inhalation Effects: Possible irritation of respiratory tract
Ingestion Effects: Low toxicity, may cause irritation or discomfort
Chronic Toxicity: No chronic effects observed at laboratory exposure levels
Carcinogenicity: Not listed as carcinogen by IARC, NTP, OSHA
Sensitization: Not reported, but sensitization possible with prolonged exposure
Aquatic Toxicity: No data for specific LC50/EC50 values; expected to have low toxicity in environmental concentrations
Persistence and Degradability: May persist in soil or water due to low volatility and limited biodegradability
Bioaccumulation Potential: Not anticipated given solubility and chemical structure
Mobility in Soil: Mobile in aqueous environments, low vapor pressure limits air mobility
Other Adverse Effects: Avoid large quantities released to environment, follow proper disposal protocols
Waste Treatment Methods: Incinerate in a chemical incinerator equipped with afterburner and scrubber
Contaminated Packaging: Dispose of as hazardous chemical waste
Local Regulations: Dispose of according to federal, state, and local laws
Special Precautions: Do not discharge into drains, waterways, or soil
UN Number: Not regulated for transport
Transport Hazard Class: Not classified as dangerous goods
Packing Group: Not assigned
Label Requirements: No special transport labeling
Special Transport Precautions: Protect container from physical damage, seal tightly during transport
Inventory Status: Listed or exempted on TSCA (USA), EINECS/ELINCS (Europe), DSL/NDSL (Canada)
OSHA Hazard Status: Hazardous by definition; follow workplace controls
SARA Title III (Sections 311/312): Immediate health hazard
WHMIS Classification (Canada): D2B (Toxic material causing other chronic effects)
Other Regulations: Ensure up-to-date compliance with regional chemical control bodies
