Product Name: 2-Butyl-4-Chloro-5-Formylimidazole
Synonyms: 4-Chloro-5-Formyl-2-Butylimidazole
Chemical Formula: C8H11ClN2O
Molecular Weight: 186.64 g/mol
CAS Number: 71759-87-0
Recommended Use: Laboratory research, chemical synthesis
Manufacturer Information: Contact local distributor or supplier
Emergency Contact Number: Local poison control center, fire department, or medical emergency services
GHS Classification: Acute toxicity (oral), Skin irritation, Eye irritation
Signal Word: Warning
Hazard Statements: Harmful if swallowed, Causes skin and eye irritation
Pictograms: Exclamation mark
Precautionary Statements: Use gloves, eye protection, avoid inhalation, do not eat, drink or smoke when using this product, wash hands thoroughly after handling
Potential Health Effects: Short-term exposure irritates skin, eyes, and mucous membranes. Inhalation and ingestion risk causing nausea, dizziness, headache
Chemical Name: 2-Butyl-4-Chloro-5-Formylimidazole
CAS Number: 71759-87-0
Concentration: ≥99%
Impurities: Traces of solvent and related imidazole compounds possible from synthesis
Additives: None known
Eye Contact: Rinse thoroughly with gently flowing water for at least 15 minutes. Seek medical attention if pain, redness, or irritation persists
Skin Contact: Wash thoroughly with soap and water. Remove contaminated clothing. If irritation continues, contact a physician
Inhalation: Move person to fresh air. Offer oxygen if breathing becomes difficult. Get medical help for severe symptoms
Ingestion: Rinse mouth with water. Do not induce vomiting unless directed by medical personnel. Seek immediate medical attention
Extinguishing Media: Dry chemical powder, carbon dioxide (CO2), foam. Water spray may be used for cooling containers
Unsuitable Media: Direct water stream may spread spilled chemicals
Special Hazards: Decomposition emits irritating gases such as nitrogen oxides, hydrogen chloride, carbon oxides
Protective Equipment: Firefighters wear full protective equipment, including self-contained breathing apparatus
Specific Procedures: Remove containers from fire area if safe. Cool containers with water mist to prevent pressure buildup
Personal Precautions: Evacuate area, ventilate, avoid inhalation and contact. Wear gloves, goggles, and protective clothing
Environmental Precautions: Prevent entry into drains, sewers, or watercourses; contain spilled material
Cleanup Methods: Absorb with inert material (sand, earth, diatomaceous earth), sweep up, place in airtight containers for disposal. Wash area with detergent and water
Handling: Wear protective equipment, use in well-ventilated area, avoid ingestion or inhalation, keep away from incompatible substances
Storage: Store in tightly closed containers, keep in a cool, dry, well-ventilated place, shielded from direct sunlight and ignition sources
Incompatibilities: Avoid strong oxidizing agents and acids. Protect from moisture and heat
Engineering Controls: Use local exhaust ventilation, work within fume hoods if possible
Personal Protection: Chemical-resistant gloves (nitrile, neoprene), goggles, lab coat, use NIOSH-approved respirators when airborne exposure occurs
Hygiene Measures: Wash hands after use, avoid eating, drinking, or smoking in work area, remove contaminated clothes promptly
Appearance: White to off-white crystalline solid
Odor: Mild, possibly pungent
Melting Point: 106-109 °C
Boiling Point: Data not available
Flash Point: Data not available
Solubility: Slightly soluble in water, soluble in most organic solvents (ethanol, methanol, chloroform)
pH: No data
Vapor Pressure: Not determined
Density: Approx. 1.25 g/cm3
Partition Coefficient (log P): No data
Explosive Limits: Not established
Chemical Stability: Stable under normal storage and handling conditions
Reactivity: Non-reactive under standard atmospheric conditions
Incompatible Materials: Strong oxidizers, strong acids, bases, strong reducing agents
Hazardous Decomposition Products: Nitrogen oxides, hydrogen chloride, carbon monoxide, carbon dioxide
Conditions to Avoid: Exposure to moisture, heat sources, direct sunlight, open flames
Acute Toxicity: Harmful if swallowed; data on LD50 in animals not well established
Skin Corrosion/Irritation: Causes local irritation, redness, and itchiness
Eye Damage/Irritation: Causes serious eye irritation
Respiratory Effects: Potential for upper respiratory tract irritation upon inhalation
Chronic Exposure: No long-term human study data; lab studies suggest potential organ effects with repeated exposure
Carcinogenicity: Not classified as carcinogen by IARC, NTP or OSHA
Mutagenicity: No conclusive studies available
Eco-toxicity: Potentially toxic to aquatic organisms at high concentrations
Persistence and Degradability: Not expected to be rapidly biodegradable
Bio-accumulative Potential: No data available; not expected to bioaccumulate significantly
Mobility in Soil: Modest mobility expected based on solubility
Other Adverse Effects: No specific data; precaution advised due to unknown ecological effects
Waste Disposal: Collect and transfer to licensed chemical disposal facility. Do not dispose into the environment or regular waste streams
Contaminated Packaging: Clean before disposal or send to waste handler for processing
Regulations: Follow local, regional, and national hazardous waste disposal laws
UN Number: Not classified as hazardous for transport (consult local ADR/RID, DOT, IMDG, IATA regulations)
Proper Shipping Name: Not regulated
Transport Hazard Class: None assigned
Packing Group: None assigned
Special Precautions: Protect packaging against physical damage, ensure containers remain upright and securely closed during transport
TSCA (US): Listed or exempt
EINECS/ELINCS (EU): Notified or exempt
WHMIS (Canada): Classified as hazardous based on available data
OSHA (US): Hazardous chemical per Hazard Communication Standard
SARA Title III: Not listed as Section 302 or 313 chemical
REACH (EU): Registration required for quantities over regulatory thresholds
Other Regulations: Additional directives may apply in different jurisdictions; check state or national guidelines as conditions apply
