Product Name: 1,2-Propanediol 1,2-diacetate
Synonyms: Propane-1,2-diol diacetate; Diacetin
CAS Number: 623-84-7
Molecular Formula: C7H12O4
Recommended Use: Solvents, intermediates, plasticizer in resins
Manufacturer Details: Manufacturer’s information available upon request
Emergency Contact Number: Refer to local guidelines for emergency response numbers
Classification: Not classified as hazardous according to GHS criteria
Hazard Statements: May cause mild skin and eye irritation; Ingestion can lead to gastrointestinal discomfort
Signal Word: None required based on current concentration and use
Pictograms: No pictograms required by GHS
Precautionary Statements: Avoid contact with eyes and skin; Wash hands thoroughly after handling; Do not breathe vapors; Seek medical advice if feeling unwell
Chemical Name: 1,2-Propanediol 1,2-diacetate
Concentration: Greater than 99%
Other Components: Impurities such as 1,2-Propanediol, monoacetate, and water may be present below 1%
CAS Number: 623-84-7 for primary ingredient
Inhalation: Move person to fresh air; Provide artificial respiration if not breathing; Seek immediate medical attention for respiratory distress
Skin Contact: Remove contaminated clothing; Wash skin with soap and running water for at least 15 minutes; Seek medical help for persistent irritation
Eye Contact: Rinse cautiously with water for several minutes, holding eyelids open; Remove contact lenses if present and easy to do; Continue rinsing and obtain medical attention
Ingestion: Rinse mouth, do not induce vomiting; Drink water if able; Seek prompt medical evaluation for large ingestions or persistent symptoms
Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide, water spray
Specific Hazards: Product may emit irritating fumes under fire conditions, including acetic acid and carbon oxides
Protective Equipment for Firefighters: Full protective gear, self-contained breathing apparatus
Special Procedures: Use water spray to cool unopened containers; Prevent fire-fighting water from entering drains or sewers; Evacuate area and contain runoff if possible
Personal Precautions: Evacuate unprotected personnel, ventilate the area, use personal protective equipment to avoid exposure to skin and eyes
Containment: Prevent further leakage or spillage if safe to do so; Dike area with absorbent material
Clean-up Procedures: Absorb spill with inert material (sand, earth, vermiculite); Transfer to labeled, sealable containers for disposal; Clean area with water and detergent after collecting spilled product
Environmental Precautions: Do not allow to enter drains, watercourses, or soil; Notify relevant authorities if a large spill enters the environment
Handling: Use in a well-ventilated place; Avoid creating mists; Do not eat, drink, or smoke during use; Wear protective gloves and goggles
Storage: Keep containers tightly closed in a dry, cool, and well-ventilated space; Store away from incompatible substances such as strong oxidizers and acids; Protect from direct sunlight and sources of ignition
Incompatible Materials: Strong acids, strong bases, oxidizing agents
Packaging Materials: Use materials compatible with organic esters for long-term storage
Exposure Limits: No established occupational exposure limits for this compound
Engineering Controls: General room ventilation or local exhaust to minimize exposure
Respiratory Protection: Use NIOSH-approved respirators if exposure limits are exceeded or in confined spaces
Skin Protection: Use chemical-resistant gloves; Wear long-sleeved synthetic clothing
Eye Protection: Chemical safety goggles and face shield if handling bulk quantities
Hygiene Measures: Wash hands before eating, drinking, or smoking; Remove contaminated clothing and wash before reuse
Appearance: Clear, colorless to pale yellow liquid
Odor: Mild, acetic odor
Odor Threshold: Not determined
pH: Not applicable (neutral in water solution)
Melting Point/Freezing Point: Data not available
Boiling Point: About 245°C
Flash Point: Approximately 120°C (open cup)
Evaporation Rate: Not determined
Flammability: Combustible liquid
Vapor Pressure: 0.2 mmHg at 25°C
Vapor Density: Heavier than air
Relative Density: 1.14 g/cm³
Solubility: Slightly soluble in water, soluble in most organic solvents
Partition Coefficient (n-octanol/water): 0.16 (estimated)
Autoignition Temperature: Approximately 310°C
Decomposition Temperature: Not available
Viscosity: Moderate viscosity at room temperature
Chemical Stability: Stable under recommended storage and handling conditions
Possibility of Hazardous Reactions: Not expected under normal use; contact with strong oxidizers may promote hazardous decomposition
Conditions to Avoid: Keep away from sources of heat, sparks, flames, and incompatible substances; Avoid strong oxidizers and acids
Incompatible Materials: Strong acids, bases, oxidizing agents
Hazardous Decomposition Products: Fumes of acetic acid, carbon monoxide, carbon dioxide, and other irritants may form under fire or decomposition
Acute Toxicity: May cause mild irritation to skin and eyes based on data for similar esters; Estimated oral LD50 (rat) >2,000 mg/kg
Skin Corrosion/Irritation: Mild irritant
Serious Eye Damage/Irritation: May cause eye discomfort and redness
Respiratory Sensitization: Not expected under normal use
Germ Cell Mutagenicity: No data indicating mutagenic effects
Carcinogenicity: Not listed as carcinogenic by IARC, NTP, or OSHA
Reproductive Toxicity: No adverse reproductive effects found in available studies
Specific Target Organ Toxicity: None anticipated with small-scale use
Potential Health Effects: Inhalation may cause minor respiratory tract irritation, ingestion of large amounts can irritate gastrointestinal tract, skin or eye contact can result in mild irritation
Ecotoxicity: Not expected to be acutely toxic to aquatic life at typical exposure levels; LC50 for fish estimated >100 mg/L
Persistence and Degradability: Biodegradable under aerobic conditions
Bioaccumulative Potential: Low, based on partition coefficient estimate
Mobility in Soil: Product is expected to have moderate mobility; may leach into groundwater if released in large quantities
Other Adverse Effects: No significant ozone depletion, photochemical ozone creation, or global warming potential identified for this material
Disposal Methods: Dispose of contents and containers at approved facilities in accordance with local, regional, and national regulations
Contaminated Packaging: Rinse empty containers thoroughly before recycling or disposal; Do not reuse empty packaging for food or drink storage
Special Precautions: Do not discharge product or rinse waters into drains, surface water, or soil; Consult authorities for proper waste disposal procedures
UN Number: Not regulated for transportation under most national and international regulations
Proper Shipping Name: Not designated as hazardous
Transport Hazard Class: None assigned
Packing Group: Not applicable
Environmental Hazards: Not classified as a marine pollutant
Special Precautions for User: Ensure containers are securely sealed to prevent leaks or spills during transport
Safety, Health, and Environmental Regulations: Not subject to significant restrictions under major chemical safety regulations; Subject to workplace safety requirements for handling chemicals
US EPA TSCA Status: Listed
OSHA HazCom Status: Not classified as hazardous
European Regulation (REACH): Substance registered or pre-registered
Other Global Inventories: Listed or exempt in Australia AICS, Canada DSL, Japan ENCS, China IECSC
Additional Information: Always consult local regulations before use, handling, storage, or disposal; Ensure appropriate training is provided for personnel exposed to chemical substances
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