Chemical Name: Diethyl Succinate
CAS Number: 123-25-1
Synonyms: Succinic acid diethyl ester, Ethyl succinate
Recommended Use: Used in organic synthesis, flavoring agents, plasticizers, solvents
Supplier Details: Refer to supplier or manufacturer for address and emergency contact info
Emergency Phone Number: Local poison control center or company emergency line
Classification: Not classified as hazardous according to GHS
Physical Hazard: May be mildly irritating to eyes and skin
Health Hazards: Prolonged or repeated exposure may cause mild skin dryness or eye irritation
Signal Word: No signal word required
Pictogram: No pictogram required under current guidelines
Precautionary Statements: Avoid unnecessary contact; wash hands after handling; use in ventilated area
Hazard Statements: May cause mild, temporary discomfort if inhaled, ingested or contact with eyes and skin
Substance: Diethyl Succinate
Percentage: >98%
Impurities: Minor impurities possible; specific levels depend on grade supplied
Molecular Formula: C8H14O4
Molecular Weight: 174.19 g/mol
Inhalation: Move person to fresh air; seek medical attention if symptoms persist
Skin Contact: Rinse skin with soap and water; remove contaminated clothing
Eye Contact: Rinse cautiously with water for at least 15 minutes; remove contact lenses if easy to do
Ingestion: Rinse mouth with water; seek medical attention if feeling unwell
Important Symptoms: Redness, irritation, nausea in high exposure levels
Medical Notes: Treat symptomatically, no known specific antidote
Extinguishing Media: Water spray, dry chemical, carbon dioxide, foam
Specific Hazards: May emit carbon monoxide, carbon dioxide, other hazardous fumes under fire conditions
Protective Equipment: Wear self-contained breathing apparatus and full protective gear
Firefighting Instructions: Move containers away from fire area if safe; use water to cool exposed containers
Special Fire Hazards: Vapors heavier than air may develop in confined spaces; prevent runoff to drains
Personal Precautions: Use appropriate personal protective equipment such as gloves and goggles
Environmental Precautions: Prevent entry into drains, water courses, and soil
Containment Methods: Stop leak if without risk; dike spill for recovery or disposal
Cleanup Methods: Absorb with inert material (sand, earth, vermiculite); collect in suitable, labeled containers
Decontamination: Wash spill area with water after material pick-up is complete
Disposal: Dispose according to local, regional, and national regulations
Handling: Avoid inhalation of vapors; use in well-ventilated areas; avoid contact with skin or eyes; handle away from open flame, heat, or sources of ignition
Storage: Store in tightly closed original container; keep in cool, dry, well-ventilated place; avoid direct sunlight
Incompatible Materials: Strong oxidizing agents, strong acids, strong bases
Engineering Controls: Provide adequate ventilation; use process enclosures or local exhaust
Exposure Limits: No established occupational exposure limits for diethyl succinate
Engineering Controls: Local exhaust ventilation recommended, especially for bulk handling
Personal Protective Equipment: Safety glasses with side-shields, chemical-resistant gloves (nitrile or neoprene), protective clothing as needed
Respiratory Protection: Respiratory protection if workplace concentrations exceed recommendations or adequate ventilation is not achieved
Hygiene Measures: Wash hands thoroughly after handling; keep work clothing separate from other clothing
Appearance: Clear, colorless to pale yellow liquid
Odor: Mild, characteristic fruity odor
Odor Threshold: Not available
pH: Not applicable
Melting Point/Freezing Point: -30°C
Boiling Point/Range: 216-220°C
Flash Point: 100°C (closed cup)
Evaporation Rate: Not established
Flammability: Combustible liquid
Upper/Lower Flammability Limits: Data not available
Vapor Pressure: 0.08 mmHg at 25°C
Vapor Density: >1 (Air = 1)
Relative Density: 1.05 g/cm³
Solubility: Slightly soluble in water; soluble in alcohol and ether
Partition Coefficient (n-octanol/water): Not determined
Auto-ignition Temperature: 400°C
Decomposition Temperature: Not determined
Viscosity: Not measured
Chemical Stability: Stable under normal ambient and anticipated storage and handling conditions
Reactivity: Not expected to be reactive under normal conditions
Hazardous Reactions: May react with strong oxidizing agents
Conditions to Avoid: Excessive heat, open flames, sources of ignition
Incompatible Materials: Strong oxidizers, sodium, potassium
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, unidentified organic compounds
Likely Routes of Exposure: Inhalation, skin contact, ingestion, eye contact
Acute Toxicity Data: Oral LD50 (rat): >5000 mg/kg; low acute toxicity
Skin Irritation: May cause mild irritation
Eye Irritation: May cause mild, reversible irritation
Chronic Effects: No long-term chronic toxicity demonstrated in available studies
Sensitization: Not reported as a skin sensitizer
Carcinogenicity: Not listed by IARC, NTP, or OSHA
Reproductive Toxicity: No known risks based on existing data
Mutagenicity: Not identified as mutagenic
Aquatic Toxicity: Not classified as hazardous to aquatic life; available data indicate low toxicity
Persistence and Degradability: Expected to be readily biodegradable in standard conditions
Bioaccumulation: Low potential for bioaccumulation in aquatic organisms
Soil Mobility: Moderately mobile in soil; will degrade under aerobic and anaerobic conditions
Other Adverse Effects: No known significant effects or critical hazards
Product Disposal: Treat as chemical waste; incinerate or landfill in accordance with local, regional, national, or international regulations
Container Disposal: Empty containers may contain residues; triple rinse and offer for recycling or dispose of in accordance with regulations
Waste Codes: Contact appropriate agency for specific waste codes
Precautions: Do not discharge into drains, water courses, or onto the ground
UN Number: Not regulated for transport
UN Proper Shipping Name: Not applicable
Transport Hazard Classes: Not applicable
Packing Group: Not applicable
Environmental Hazards: Not classified as a marine pollutant
Special Precautions for User: Use adequate packaging to prevent spillage in transit
Transport in Bulk: Not intended for bulk transport as per IMO instructions
OSHA Status: Not regulated as a hazardous chemical
SARA Title III: Not listed as a reportable substance
TSCA Inventory: Listed
DSL/NDSL (Canada): Listed
California Prop 65: Not listed
REACH Status (EU): Registered; confirm compliance for industrial uses
Other Regulations: Consult local, state, and national regulations for additional restrictions
