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Material Safety Data Sheet: Amyl Propionate

Identification

Product Name: Amyl Propionate
Chemical Name: Pentyl Propanoate
Synonyms: Banana Oil, Pentyl Propionate
CAS Number: 624-54-4
Recommended Use: Solvent, Flavoring Agent, Fragrance
Manufacturer: Industrial Chemicals Ltd, 120 River Street, New Town, 45678
Emergency Contact: CHEMTREC 1-800-424-9300
Email Address: info@ichem.com
Website: www.ichem.com
UN Number: UN 2362
EC Number: 210-849-4
REACH Registration: Exempted for manufactured volumes under 1 tonne per year in the EU

Hazard Identification

GHS Classification: Flammable Liquids, Category 3; Eye Irritant, Category 2B; Specific Target Organ Toxicity (Single Exposure), Category 3
Signal Word: Warning
Hazard Statements: Flammable liquid and vapor. Causes serious eye irritation. May cause drowsiness or dizziness.
Pictograms: Flame, Exclamation Mark
Precautionary Statements: Keep away from heat, sparks, open flames, and hot surfaces. Use explosion-proof equipment. Wash exposed skin thoroughly after handling. Wear protective gloves and splash goggles.
Other Hazards: Inhalation may induce headaches, nausea, or dizziness. High concentrations can cause respiratory irritation.

Composition / Information on Ingredients

Chemical Identity: n-Amyl Propionate
Chemical Formula: C8H16O2
Concentration: 99%
Impurities: Trace amounts of propionic acid, amyl alcohol (less than 1%)
Stabilizers or Additives: None
Substances Not Present: No hazardous components above cutoff values mandated by GHS

First Aid Measures

Inhalation: Move person outdoors into fresh air. Loosen tight clothing. Seek medical attention if symptoms continue – headaches and dizziness often resolve with fresh air.
Skin Contact: Remove any contaminated clothing. Wash skin with plenty of water and mild soap. Use hand cream to soothe irritation if needed.
Eye Contact: Flush eyes with water for at least 15 minutes, holding eyelids apart. Call a doctor if redness or blur lasts.
Ingestion: Rinse mouth with water. Avoid inducing vomiting. Give one glass of water. Medical observation is suggested, as stomach discomfort or mild nausea may occur.
Important Symptoms: Eye irritation, mild drowsiness, nausea, mild respiratory tract irritation.
Special Advice to Doctors: Treat symptoms. Provide oxygen and support breathing if respiratory distress develops.

Fire-Fighting Measures

Suitable Extinguishing Media: Alcohol-resistant foam, dry powder, carbon dioxide, water spray
Unsuitable Extinguishing Media: Direct water jets may spread burning liquid
Special Hazards: Vapors can travel great distances to ignition sources. Can produce toxic gases such as carbon monoxide, carbon dioxide during combustion.
Protective Equipment for Firefighters: Use self-contained breathing apparatus and full protective clothing.
Additional Information: Evacuate area and cool adjacent containers with water spray to prevent pressure buildup.

Accidental Release Measures

Personal Precautions: Avoid inhalation of vapors. Wear chemical-resistant gloves and goggles. Remove all ignition sources.
Environmental Precautions: Prevent entry into drains, water courses, or soil. Use sand or other inert material to block migration.
Spill Cleanup Methods: Absorb spill with inert material like sand or vermiculite, then collect in labeled drums for disposal. Ventilate area well after cleanup.
Special Instructions: Wash spill site with water and detergent. Report large releases to local authorities.

Handling and Storage

Handling: Provide adequate ventilation. Use non-sparking tools. Open containers carefully. Avoid skin or eye contact.
Hygiene Practices: Wash hands after use, even if gloves were worn. Remove contaminated clothing after spills or splashes.
Storage: Store in a cool, dry, and well-ventilated place. Keep containers tightly sealed and away from heat, open flames, or strong oxidizing agents.
Packaging Materials: Use metal or HDPE drums with secure lids.
Bulk Storage: Isolate large storage areas from populated workplaces and provide grounding to prevent static discharge.

Exposure Controls and Personal Protection

Occupational Exposure Limits: No established limits for amyl propionate; recommend controlling as for other organic esters (e.g., 10 ppm TWA)
Engineering Controls: Local exhaust ventilation in areas with larger volumes. Explosion-proof equipment in high-use locations.
Respiratory Protection: Use NIOSH-approved respirators if vapor concentrations exceed recommended levels, especially in confined spaces.
Hand Protection: Wear nitrile or neoprene gloves.
Eye Protection: Chemical splash goggles.
Skin and Body Protection: Chemical-resistant coveralls. Safety boots recommended for drum handling.
Environmental Exposure Controls: Install spill containment barriers for storage.

Physical and Chemical Properties

Appearance: Colorless to pale yellow liquid
Odor: Fruity, reminiscent of bananas
Odor Threshold: Detectable at low concentrations
pH: Not measurable (water-insoluble liquid)
Melting Point/Freezing Point: -71°C
Boiling Point: 146°C
Flash Point: 41°C (closed cup)
Evaporation Rate: Comparable to ethyl acetate
Flammability: Flammable liquid (GHS Category 3)
Vapor Pressure: 2 mm Hg at 25°C
Vapor Density: 5.0 (air = 1)
Relative Density: 0.868 at 20°C (water = 1)
Solubility in Water: Slight (less than 0.5 g/100 ml)
Partition Coefficient (log Kow): 2.7
Autoignition Temperature: 385°C
Decomposition Temperature: No significant decomposition below boiling point
Viscosity: Low, flows easily at room temperature

Stability and Reactivity

Chemical Stability: Stable under recommended storage and handling conditions
Reactivity: Reacts with strong oxidizers such as peroxides or nitric/sulfuric acid
Conditions to Avoid: Heat, flame, ignition sources, strong light
Hazardous Decomposition Products: Carbon dioxide and carbon monoxide under fire conditions; possible formation of propionic acid vapors
Polymerization: Not expected to occur
Incompatible Materials: Strong bases, strong acids, oxidizing agents

Toxicological Information

Acute Toxicity: LD50 (oral, rat): estimated 7,800 mg/kg. Inhalation LC50: Data not available, expect low toxicity based on similar esters.
Skin Contact: May cause mild irritation with prolonged exposure.
Eye Contact: Produces eye irritation, redness, and tearing.
Inhalation: Vapors in high concentrations may cause drowsiness, headaches, and lightheadedness.
Chronic Effects: No evidence of chronic organ damage from available data.
Mutagenicity / Carcinogenicity: No data showing mutagenic or carcinogenic potential in standard tests.
Reproductive Toxicity: No adverse reproductive effects expected from normal exposures.
Sensitization: Not expected to sensitize skin.

Ecological Information

Aquatic Toxicity: Low toxicity to fish, daphnia, and algae (estimated EC50 > 100 mg/L)
Persistence and Degradability: Rapidly biodegradable in water and soil; expected half-life several days to a few weeks
Bioaccumulation: Moderate potential for accumulation in aquatic organisms (log Kow 2.7)
Mobility in Soil: Low, due to partial absorption to organic soils
Other Adverse Effects: At high concentrations, can form surface films on water; can slightly reduce dissolved oxygen in stagnant environments

Disposal Considerations

Waste Handling: Collect liquid waste in non-leaking containers. Dispose of as hazardous chemical waste through approved vendors.
Disposal Methods: Incinerate under controlled conditions in accordance with local, state, and federal regulations. Avoid discharge to municipal drains or surface waters.
Contaminated Packaging: Rinse thoroughly before recycling or hazardous waste landfill. Remove all possible residues prior to disposal.
Additional Notes: Collection by vacuum truck or absorbent may be required for larger quantities.

Transport Information

UN Number: UN2362
Proper Shipping Name: Amyl Propionate
Transport Hazard Class: 3 (Flammable liquid)
Packing Group: III
Labels Required: Flammable Liquid (red diamond, flame symbol)
Environmental Hazards: Not classified as marine pollutant
Special Transport Precautions: Keep containers tightly closed. Secure upright on transport vehicles.
Transport in Bulk (IMDG code): Permitted with proper documentation and segregation.
Emergency Response Guide Number: 129

Regulatory Information

OSHA: Covered under Hazard Communication Standard. Ensure training and labeling consistent with GHS.
TSCA Inventory Status: Listed
EINECS/ELINCS: Listed (EC No. 210-849-4)
DSL/NDSL (Canada): Listed
REACH (Europe): Exempted for low-volume registration
SARA/Title III: Not listed on SARA 302, 304, or CERCLA hazardous substances.
California Proposition 65: Not listed.
Other State Regulations: Check regional requirements. Some localities require site-specific risk assessments.