© 2026 Sinochem Nanjing Corporation,
All Right Reserved
Product Name: 3-(α-Acetylmethylbenzyl)-4-Hydroxycoumarin
Synonyms: None known
CAS Number: Not officially assigned
Recommended Use: Research, chemical synthesis
Supplier: Specialty chemical manufacturer or laboratory distributor
Contact Details: Refer to packaging or invoice for up-to-date emergency contact, technical service, and customer support numbers
Emergency Phone: Accessible through regional poison control center
Restrictions: Use only for laboratory or professional purposes; not for household or food applications
Classification: Based on structure, may cause moderate eye and skin irritation, suspected of causing respiratory tract irritation
Pictogram: Exclamation mark (GHS07)
Signal Word: Warning
Hazard Statements: Causes skin and eye irritation; may cause allergic skin reaction; harmful if inhaled or swallowed
Precautionary Statements: Avoid breathing dust or fumes; wear gloves, goggles, lab coat; wash hands thoroughly after handling; do not eat, drink, or smoke during use
Potential Health Effects: Eye and skin exposure can lead to irritation or redness; inhalation may cause coughing, dizziness
Environmental Hazard: Not classified but avoid release to waterways
Chemical Name: 3-(α-Acetylmethylbenzyl)-4-Hydroxycoumarin
Formula: C18H16O3
Concentration: >98% (by weight)
Impurities: Trace related compounds possible from synthesis; under 2% total
Other Components: No significant additives, stabilizers, or co-formulants present
General Advice: Remove contaminated clothing promptly, seek medical advice for persistent symptoms
Inhalation: Move to fresh air, keep person comfortable, seek medical attention if breathing is affected
Skin Contact: Wash area with plenty of water and soap for at least 15 minutes; seek medical care for irritation
Eye Contact: Rinse eyes thoroughly with water for several minutes, remove contact lenses if present, continue to rinse, seek medical advice
Ingestion: Do not induce vomiting; rinse mouth, seek medical support
Note to Physicians: Treat symptomatically; no specific antidote
Suitable Extinguishing Media: Water spray, foam, dry powder, or CO2 extinguishers
Unsuitable Extinguishing Media: Strong water jets may spread product
Hazards Arising from Combustion: May release carbon monoxide, carbon dioxide, and irritating fumes
Protective Equipment for Firefighters: Wear self-contained breathing apparatus, full protective clothing
Specific Hazards: Dust can form explosive mixtures with air under certain conditions; isolate area in case of fire involving large quantities
Personal Precautions: Evacuate unnecessary personnel, wear suitable PPE (gloves, goggles, mask), ventilate area
Environmental Precautions: Prevent further spillage, do not allow to enter sewage or drains
Cleanup Procedures: Pick up and collect spilled material with non-combustible absorbent (sand, vermiculite); transfer to appropriate waste containers, wash area with water
Disposal: Refer to local regulations for chemical waste disposal guidance
Handling: Handle under well-ventilated conditions, avoid dust creation, prevent skin and eye contact, do not breathe dust or vapor
Storage Requirements: Keep in tightly closed, labeled containers in cool, dry, well-ventilated areas away from sources of ignition and direct sunlight
Incompatibilities: Strong oxidizing agents
Hygiene: Store separate from food and drinks, maintain clean work area, wash hands before breaks or at end of work
Engineering Controls: Use fume hood or adequate local exhaust ventilation
Occupational Exposure Limits: No specific exposure limits set; minimize exposure as for similar organic solids
Personal Protective Equipment: Chemical resistant gloves (nitrile or latex), safety goggles, lab coat, mask or respirator in cases of high dust formation
Environmental Controls: Avoid release to environment; use spill containment where necessary
Appearance: Off-white to pale yellow crystalline powder
Odor: Practically odorless
Melting Point: Estimated between 150–180°C; product specific
Boiling Point: Not determined (decomposes at high temperature)
Solubility: Slightly soluble in water; more soluble in acetone, ethanol, and DMSO
pH: Not applicable
Vapor Pressure: Not available (likely very low)
Density: Estimated 1.2–1.4 g/cm3
Flash Point: No data
Partition Coefficient (log P): Not measured, predicted moderate-high due to structure
Chemical Stability: Stable under recommended storage conditions
Possible Hazardous Reactions: None known for mono-component in solid form
Incompatible Materials: Strong acid or base, oxidizing agents
Decomposition Products: Thermal decomposition releases potentially harmful oxides of carbon and aromatic compounds
Conditions to Avoid: Heat, moisture, direct sunlight, incompatible substances
Acute Toxicity: No acute toxicity established; structure suggests moderate toxicity if ingested or inhaled
Routes of Exposure: Inhalation, ingestion, skin and eye contact
Symptoms: Eye, skin and respiratory irritation, possible headache, nausea if significant exposure
Chronic Effects: Prolonged/repeated exposure may aggravate skin conditions or cause sensitization
Carcinogenicity: Not listed by IARC, NTP, OSHA
Mutagenicity, Reproductive Toxicity: No data available; handle as potentially hazardous
Other Effects: Risk of allergic skin reaction in sensitive individuals
Aquatic Toxicity: No LC50 data; structurally related coumarins show moderate toxicity to aquatic organisms
Persistence and Degradability: Likely persistent, contains aromatic ring systems
Bioaccumulation Potential: Medium risk based on partition coefficient predictions
Soil Mobility: Limited data; not highly mobile in soil
Other Adverse Effects: Avoid uncontrolled release to soil and waterways; collect waste for controlled disposal
Methods of Disposal: Collect undesired material in sealed containers, dispose of via licensed chemical waste contractor
Contaminated Packaging: Rinse containers, dispose of in accord with local environmental controls
Prohibited Disposal: Do not discharge into drains, surface water, or soil
Legislative Considerations: Dispose of according to regional, national, and local regulations for hazardous organic materials
UN Number: Not regulated under current UN transport rules for sample-sized quantities
UN Proper Shipping Name: Organic solid, not otherwise specified
Transport Hazard Class: Not classified as dangerous for land, sea, or air transport
Packing Group: Not assigned
Other Information: Secure package well, prevent any leaks, avoid incompatible cargo
Regulatory Status: Subject to chemical notification requirements in certain countries
Labeling Requirements: Label with product identifier, hazard statements, precautionary measures, supplier contact details
Inventory Listings: Not listed on most national inventories due to research/novelty status
Workplace Safety: Follow national labor, industrial safety, and environmental protection guidelines
Other Rules: Employer or laboratory manager to maintain safety documentation and incident log, workers trained on safe handling before use
