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Product Name: Ethirimol Sulfonate
Common Synonyms: Ethirimol sulfonic acid ester, 2-ethylthio-4,6-dimethylpyrimidin-5-ylmethyl sulfonic acid
Recommended Use: Agricultural fungicide
Manufacturer: [Insert relevant manufacturer details]
Emergency Telephone Number: [Insert emergency contact numbers]
UN Number: UN 3077 (for transport, if classified as environmentally hazardous)
GHS Classification: Acute toxicity (oral, dermal, inhalation - depending on preparation), Eye irritation, Skin irritation, Specific target organ toxicity
Signal Word: Warning
Hazard Statements: Harmful if swallowed or inhaled; may cause skin and eye irritation; toxic to aquatic life with long lasting effects
Pictograms: Exclamation mark, dead fish/tree
Route of Exposure: Skin, eyes, inhalation, ingestion
Precaution Statements: Avoid breathing dust; wear protective gloves, protective clothing, and eye/face protection; wash thoroughly after handling
Chemical Name: Ethirimol Sulfonate
CAS Number: 23947-60-6
Purity: Typically >98%
Formulation Components: May contain inert carriers, dispersants, surfactants
Impurities: Process-related impurities below 1% unless specified
Inhalation: Move to fresh air. Keep airway clear. Seek medical advice if symptoms appear.
Skin Contact: Wash with soap and water. Remove contaminated clothing. Seek medical attention if irritation develops.
Eye Contact: Rinse cautiously with water for 15 minutes. Remove contact lenses if present and easy to do. Get medical attention.
Ingestion: Rinse mouth. Do not induce vomiting unless instructed by medical personnel. Seek immediate medical attention.
Suitable Extinguishing Media: Carbon dioxide, dry chemical powder, foam, water spray
Unsuitable Extinguishing Media: High pressure water jets (may spread the material)
Specific Hazards in Fire: May emit toxic fumes including nitrogen oxides, sulfur oxides, carbon monoxide, carbon dioxide
Special Protective Equipment: Firefighters should wear self-contained breathing apparatus and full protective gear
Additional Advice: Dike fire-control water to prevent environmental contamination
Personal Precautions: Ventilate area. Use personal protective equipment including gloves, protective clothing, goggles, and approved respirator
Spill Response: Scoop up spilled material, avoid raising dust. Transfer to a labeled waste container.
Environmental Precautions: Prevent entry into drains, water bodies, or soil
Cleanup Methods: Collect mechanically. Wash spill area thoroughly after clean-up. Dispose of contaminated material as hazardous waste.
Precautions for Handling: Use only with adequate ventilation. Avoid contact with skin, eyes, clothing. Do not eat, drink, or smoke during use.
Storage Requirements: Store in cool, dry place in tightly closed original container. Keep away from food, feed, and incompatible substances.
Other Advice: Keep container tightly sealed when not in use. Store away from direct sunlight and sources of ignition.
Engineering Controls: Use process enclosures, local exhaust ventilation, or other engineering controls to limit airborne exposure.
Personal Protection: Safety goggles, chemical-resistant gloves (nitrile, neoprene), protective clothing, appropriate respiratory protection if dust develops
Exposure Limits: No established OSHA, ACGIH, or EU occupational exposure limits for Ethirimol Sulfonate itself; observe general dust exposure limits
Hygiene Measures: Wash hands before breaks and after handling. Do not reuse contaminated clothing.
Appearance: Off-white to yellowish powder
Odor: Slight, characteristic
Melting Point/Freezing Point: 100–130°C (varies with formulation)
Boiling Point: Decomposes
pH (1% solution): 5.0–7.0
Solubility in Water: Slightly soluble
Density: 1.2–1.4 g/cm³
Partition Coefficient (log Kow): 2.5–3.6
Vapor Pressure: Negligible at ambient conditions
Flash Point: Not flammable
Decomposition Temperature: Above 160°C
Explosive Properties: Not explosive
Chemical Stability: Stable under recommended storage conditions
Possibility of Hazardous Reactions: No dangerous reactions known under normal use
Conditions to Avoid: Excessive heat, high humidity, direct sunlight
Incompatible Materials: Strong oxidizers, strong acids, strong bases
Hazardous Decomposition Products: Sulfur oxides, nitrogen oxides, carbon monoxide, carbon dioxide
Acute Toxicity: Oral LD50 (rat): 200–2000 mg/kg (varies by formulation); skin and eye irritant
Chronic Toxicity: No data on chronic toxicity in humans or carcinogenicity. Animal studies did not show significant tumorigenic effects.
Routes of Exposure: Skin contact, eye contact, inhalation, ingestion
Symptoms: May cause redness, irritation, nausea, headache (following exposure)
Sensitization: No confirmed skin sensitization in animal testing
Mutagenicity/Carcinogenicity: Not classified by IARC, ACGIH, NTP as carcinogenic to humans
Reproductive Toxicity: No evidence of reproductive effects in animal studies
Aquatic Toxicity: Highly toxic to aquatic organisms (LC50 fish: 0.1–1 mg/l, Daphnia: 0.01–0.1 mg/l)
Persistence and Degradability: Moderately persistent in soil and water; slow biodegradation
Bioaccumulative Potential: Moderate (log Kow indicates potential for accumulation in aquatic organisms)
Mobility in Soil: Low to medium, depending on soil composition and moisture
Other Adverse Effects: Avoid direct releases to water bodies; potential hazard for non-target flora and fauna
Waste Disposal Methods: Dispose of in accordance with local, regional, national, and international regulations. Treat as hazardous chemical waste.
Packaging Disposal: Triple rinse empty containers, puncture and recycle, or dispose of by approved incineration facility
Contaminated Waste: Collect and store contaminated absorbent material for proper disposal by certified waste handler
Do not discharge into: Sewers, watercourses, or onto the ground directly
UN Number: UN 3077
UN Proper Shipping Name: Environmentally hazardous substance, solid, n.o.s. (Ethirimol Sulfonate)
Transport Hazard Class: 9 (Miscellaneous Dangerous Substances)
Packing Group: III
Environmental Hazards: Marine pollutant
Special Precautions for Transport: Avoid transport with food and feed. Protect containers from physical damage.
Labeling (EU): Xi (Irritant), N (Dangerous for environment); hazard symbols required
TSCA (US): Listed or pending
REACH (EU): Subject to pre-registration / registration
Other International Regulations: Observe pesticide regulations as per local, state, or national guidelines
Safety, Health, and Environmental Regulations: Subject to SARA Title III (US), WHMIS (Canada), and similar standards globally
Worker Protection: Follow national occupational health standards for chemical handlers. Use PPE, training, and exposure surveillance where applicable.
