Product Name: Propanediol phenyl ether
Synonyms: 3-Phenoxy-1,2-propanediol, Propylene glycol monophenyl ether
CAS Number: 770-35-4
Recommended Use: Solvent in industrial formulations, specialty intermediates
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GHS Classification: Eye irritation (Category 2A), Skin irritation (Category 2), Specific target organ toxicity – single exposure (Category 3)
Label Elements: Pictograms: Exclamation mark, Signal word: Warning, Hazard statements: Causes skin and eye irritation, may cause respiratory irritation
Precautionary Statements: Avoid breathing vapors or mist, Wear protective gloves and eye/face protection, Use only outdoors or in well-ventilated area
Potential Health Effects: Inhalation: throat and lung irritation, Skin: moderate irritation or redness on contact, Eyes: severe irritation and watering, Ingestion: abdominal discomfort, nausea
Environmental Hazards: Toxic to aquatic life with long-lasting effects
Chemical Identity: Propanediol phenyl ether
Concentration: ≥99% pure
CAS Number: 770-35-4
Impurities: Minor traces of phenol and glycol derivatives possible from manufacturing process
Inhalation: Remove person to fresh air, keep at rest in position comfortable for breathing, seek medical advice for persistent symptoms like cough or dizziness
Skin Contact: Remove contaminated clothing, thoroughly wash exposed area with plenty of soap and water, seek medical attention for continued redness or blistering
Eye Contact: Rinse gently with water for at least 15 minutes, keeping eyelids open, remove contact lenses if present and easy, get medical help promptly
Ingestion: Rinse mouth, do not induce vomiting unless directed by medical personnel, seek immediate medical assistance
Most Important Symptoms: Persistent eye redness, burning in throat, headache, possible skin blistering
Suitable Extinguishing Media: Dry chemical, foam, carbon dioxide, water spray
Unsuitable Extinguishing Media: Direct water jet may disperse chemical
Specific Hazards: Vapors can form explosive mixtures with air above flash point, combustion releases carbon monoxide, phenolic compounds, and other toxic fumes
Protective Equipment for Firefighters: Full protective gear, self-contained breathing apparatus
Special Procedures: Move containers from fire area if it can be done without risk, use water spray to cool containers
Personal Precautions: Remove all sources of ignition, ventilate affected area, avoid contact with skin and eyes, use appropriate PPE (gloves, goggles, mask)
Environmental Precautions: Prevent entry into sewers, waterways, soil, or confined areas
Spill Containment: Absorb spill with inert material such as sand or earth, shovel up and place in labeled, sealable container
Cleanup Methods: Wash spill area thoroughly once material picked up, dispose as hazardous waste
Safe Handling: Work in well-ventilated space, avoid inhaling vapors, minimize skin and eye contact, do not eat, drink, or smoke while using chemical
Storage Conditions: Keep in tightly sealed containers in cool, dry, well-ventilated place away from sunlight, heat and incompatible substances (oxidizers, acids)
Incompatibilities: Strong oxidizing agents, acids, alkalis
Storage Temperature: Store below 30°C for best shelf life
Technical Protection Measures: Provide eye-wash stations and safety showers in work area
Occupational Exposure Limits: No established TLV or PEL values, handle as a chemical of unknown chronic toxicity
Engineering Controls: Use with local exhaust ventilation or fume hood to control airborne concentrations
Personal Protective Equipment (PPE): Nitrile gloves, safety goggles, protective clothing, face shield for splashing risks, approved respirator during spraying or high-exposure operations
Hygiene Measures: Wash thoroughly after handling, remove contaminated clothing before leaving work area
Appearance: Clear, colorless to pale yellow liquid
Odor: Mild, aromatic
pH: Not determined
Melting Point: -25°C
Boiling Point: 258°C at standard pressure
Flash Point: 108°C (closed cup)
Evaporation Rate: Slow
Flammability: Combustible at elevated temperatures
Explosive Limits: Lower: not determined; Upper: not determined
Vapor Pressure: 0.03 mmHg at 20°C
Vapor Density: Approx. 6 (air = 1)
Solubility: Limited solubility in water, mixes well with organic solvents
Partition Coefficient (log Kow): Estimated 1.5–2.5
Viscosity: Medium to high
Relative Density: About 1.10 (water = 1)
Chemical Stability: Stable under normal use and recommended storage conditions
Hazardous Reactions: Reacts with strong oxidizers, potential for exothermic reaction
Decomposition Products: Burning creates carbon monoxide, carbon dioxide, phenolic derivatives
Conditions to Avoid: Overheating, exposure to open flame, direct sunlight
Polymerization: Does not polymerize under recommended conditions
Acute Toxicity: Estimated oral LD50 (rat) > 2000 mg/kg
Inhalation: Irritates upper respiratory tract
Skin Contact: Causes redness, drying, sometimes blistering
Eye Contact: Intense irritation, tearing, pain on contact
Chronic Exposure: Prolonged or repeated contact may cause dermatitis or allergic response
Carcinogenicity: Not classified as human carcinogen based on available data
Mutagenicity: Not mutagenic in standard assays
Reproductive Effects: No evidence of reproductive toxicity in animal studies
Sensitization: Patch test data indicate low potential for sensitization in humans
Ecotoxicity: Harmful to aquatic organisms, may cause long-term adverse effects in aquatic environment
Persistence and Degradability: Expected to undergo slow biodegradation in soil and water
Bioaccumulative Potential: Moderate bioaccumulation likely (log Kow in typical range for organics)
Mobility in Soil: Moderate mobility, risk of contaminating ground or surface water in spill incidents
Other Adverse Effects: No known damage to ozone layer or photochemical smog
Disposal Methods: Collect and dispose in accordance with local, regional, and national regulations, incinerate chemical waste in approved facility
Contaminated Packaging: Empty containers should be triple-rinsed before recycling or disposal; avoid release to environment
Precautions: Do not dump into sewers, surface water, or soil
Disposal Authorization: Contact licensed waste disposal contractor for proper handling and documentation
UN Number: Not classified as dangerous goods under most international transport regulations
Proper Shipping Name: Propanediol phenyl ether
Transport Hazard Class: Not regulated
Packing Group: Not assigned
Marine Pollutant: Not designated, though spills present hazard to aquatic environments
Special Precautions: Use sealed containers, prevent leakage during transport, keep cool and away from oxidizers
Global Inventories: Listed in TSCA (US), REACH (EU), DSL (Canada), ENCS (Japan), AICS (Australia)
Hazard Communication: Label required by OSHA HCS (US GHS alignment); workplace training recommended
Restrictions: Not specifically regulated under major chemical restriction lists
Other Requirements: Users must assess spill risk, provide MSDS to all personnel, keep updated with regulatory changes
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