Product Name: Imidazole Hydrobromide
Chemical Formula: C3H4N2·HBr
Synonyms: 1H-Imidazole Hydrobromide
CAS Number: 78607-15-3
Recommended Use: Laboratory reagent, chemical synthesis
Manufacturer: Chemical supplier or laboratory distributor contact
Telephone Number for Emergency: Refer to supplier's emergency contact list
Address: Information present on purchase order
Hazard Classification: Acute toxicity (oral, dermal), Skin and eye irritation
GHS Label Elements: Warning, exclamation mark symbol
Signal Word: Warning
Hazard Statements: Harmful if swallowed, causes skin and eye irritation, possible respiratory irritation
Precautionary Statements: Avoid inhalation, wear protective gloves and eye protection, wash thoroughly after handling
Routes of Entry: Inhalation, ingestion, skin and eye contact
Emergency Overview: Powder or crystals, not expected to present a fire or explosion hazard; irritating to mucous membranes
Chemical Name: Imidazole Hydrobromide
Concentration: Above 99% purity
Molecular Weight: 160 g/mol
Hazardous Components: Imidazole hydrobromide as principal ingredient, contains no other major hazardous materials
Impurities: Trace organic or inorganic impurities below reporting limit, considered not hazardous under OSHA criteria
General Advice: Remove contaminated clothing and shoes immediately, seek medical attention
Inhalation: Move person to fresh air, monitor breathing, get medical help if symptoms develop
Skin Contact: Rinse skin with water thoroughly, wash exposed area with soap and water, continue rinsing, consult a physician if irritation persists
Eye Contact: Rinse with gentle stream of water for several minutes, do not rub eyes, remove contact lenses if possible, seek prompt medical attention
Ingestion: Rinse mouth, provide small amount of water, do not induce vomiting, seek immediate medical advice
Symptoms: Irritation, coughing, sneezing, redness, headache possible after exposure
Suitable Extinguishing Media: Water spray, carbon dioxide, dry chemical powder, foam
Unsuitable Media: Direct water jets for large fires may spread product
Special Firefighting Procedures: Wear self-contained breathing apparatus, protective clothing
Unusual Fire and Explosion Hazards: Product does not ignite easily, may emit toxic fumes under decomposition (nitrogen oxides, hydrogen bromide, carbon monoxide)
Thermal Decomposition: Heating may cause dangerous vapor release requiring immediate evacuation
Personal Precautions: Avoid dust formation, ventilate area, prevent breathing dust
Environmental Precautions: Prevent further leakage or spillage, minimize contamination of soil and water
Cleanup Methods: Sweep up using non-sparking tools, collect in sealed containers for disposal, clean affected area with water and detergent
Protective Equipment: Chemical-resistant gloves, safety goggles, lab coat, dust mask or appropriate respirator when ventilation is insufficient
Disposal: Dispose of collected material in accordance with local regulations; do not flush down drain
Handling: Avoid breathing dust, keep containers tightly closed, use with adequate ventilation, limit repeated and prolonged contact
Storage: Store in cool, dry, well-ventilated area away from incompatible materials (strong acids, bases, oxidizing agents), keep away from direct sunlight
Special Storage Requirements: Use corrosion-resistant shelves, segregate from foodstuffs, label container clearly
Incompatibilities: Avoid contact with strong acids, bases, and oxidizing substances
Engineering Controls: Operate in fume hood or dedicated process enclosure, provide eyewash stations and safety showers nearby
Exposure Limits: No specific OSHA or ACGIH limits established; prudent practice to minimize exposure
Personal Protective Equipment (PPE): Nitrile or neoprene gloves, chemical splash goggles, lab coat, dust mask (N95 or higher), respiratory protection when dust levels are high
Hygiene Measures: Wash hands before eating, remove contaminated clothing before leaving work area
Environmental Controls: Prevent spills from entering drains, surface water, or groundwater
Appearance: White to off-white crystalline powder
Odor: Mild, characteristic
Odor Threshold: Not available
pH: Approximately neutral in aqueous solution
Melting Point / Freezing Point: Above 150°C (decomposes)
Boiling Point: Decomposes before boiling
Flash Point: Not flammable
Evaporation Rate: Not applicable
Flammability: Not expected to ignite under normal conditions
Upper/Lower Flammability Limit: Not applicable
Vapor Pressure: Negligible at room temperature
Vapor Density: Not available
Density: 1.6-1.8 g/cm³ (estimated)
Solubility: Soluble in water and alcohols
Partition Coefficient: Not determined
Auto-ignition Temperature: Not auto-ignitable
Decomposition Temperature: Above 150°C
Viscosity: Not applicable (solid)
Chemical Stability: Stable at standard laboratory environments and temperatures
Reactivity: Low, reacts with strong acids and bases
Hazardous Reactions: Possible reaction with oxidizing agents
Conditions to Avoid: Excessive heat, open flame, incompatible chemicals
Hazardous Decomposition Products: Nitrogen oxides, hydrogen bromide, carbon oxides formed during combustion or thermal decomposition
Acute Toxicity: Low-to-moderate toxicity by oral, dermal, and inhalation routes, limited data on long-term effects
Skin Corrosion/Irritation: Causes irritation, redness
Eye Damage/Irritation: Causes irritation, redness, watering
Respiratory Sensitization: Dust may cause acute respiratory discomfort
Carcinogenicity: Not listed as carcinogen by IARC, NTP, OSHA
Mutagenicity: No data available
Chronic Effects: Prolonged contact may cause dermatitis or upper respiratory symptoms
Possible Symptoms: Nausea, gastrointestinal discomfort, respiratory irritation
Ecotoxicity: May be harmful to aquatic life in large or repeated releases, not classified as major aquatic hazard
Persistence and Degradability: Expected to degrade through standard chemical processes in environment
Bioaccumulation Potential: Low
Mobility in Soil: Moderately mobile in water, avoid release into groundwater or surface water systems
Other Adverse Effects: No known major environmental hazards if handled and disposed responsibly
Waste Treatment Methods: Dispose through chemical waste contractor, follow local/state/national regulations for hazardous materials
Packaging Disposal: Use puncture- and leak-proof containers, ensure all residues are neutralized or washed before discarding
Special Precautions: Avoid mixing with other chemical wastes, prevent environmental release
Contaminated Materials: Treat all cleaning materials and personal protective equipment as hazardous waste
UN Number: Not regulated as dangerous good under most international transport regulations
UN Proper Shipping Name: Not assigned
Transport Hazard Class: Not applicable
Packing Group: Not assigned
Environmental Hazards: Not a marine pollutant
Special Precautions for User: Use sealed packaging, prevent exposure to dust during transport, secure in upright position
DOT, IATA, IMDG classifications: Not restricted
OSHA: Not listed as hazardous under HCS, general chemical precaution applies
SARA Title III: Not subject to reporting under Sections 302, 304, 311, 312, 313
TSCA Inventory: Listed
REACH: Compliant or pre-registered (Europe)
WHMIS (Canada): Classified as hazardous (irritant)
California Proposition 65: Not on list
Other National/International Regulations: Comply with relevant regional and workplace guidelines
Label Elements: GHS-compliant hazard pictograms and warning statements
