Product Name: 2,3,4-Trihydroxybenzaldehyde
Synonyms: Benzaldehyde, 2,3,4-trihydroxy-; 2,3,4-Tris(hydroxy)benzaldehyde
Chemical Formula: C7H6O4
Molecular Weight: 154.12 g/mol
CAS Number: 2150-46-1
Recommended Use: Laboratory reagent; chemical research
Manufacturer Contact: Refer to supplier documentation for up-to-date details
GHS Classification: Not classified as hazardous under GHS guidelines
Signal Word: None
Hazard Statements: May cause mild irritation to skin, eyes, and respiratory tract. Not expected to produce acute toxicity in small quantities.
Precautionary Statements: Avoid dust formation; wash hands after handling, use only outdoors or in well-ventilated areas.
Routes of Exposure: Inhalation, skin and eye contact, ingestion
Symptoms: Redness, itching, coughing, mild gastrointestinal discomfort
Chemical Identity: 2,3,4-Trihydroxybenzaldehyde
Purity: ≥98% (by supplier specification)
Impurities: Trace amounts of related hydroxybenzaldehyde isomers
Ingredients: 100% 2,3,4-Trihydroxybenzaldehyde (CAS: 2150-46-1)
Inhalation: Move to fresh air. Seek medical attention if breathing is difficult or symptoms persist.
Skin Contact: Remove contaminated clothing. Rinse skin under running water for at least 15 minutes. Wash with soap.
Eye Contact: Rinse gently with water for several minutes, holding eyelids open. Remove contact lenses if present and easy to do.
Ingestion: Do not induce vomiting. Rinse mouth with water. Seek medical advice if large quantity is swallowed or symptoms develop.
General Advice: Monitor for allergic reactions or signs of irritation; offer supportive medical care as needed.
Suitable Extinguishing Media: Water spray, dry powder, carbon dioxide, foam
Unsuitable Extinguishing Media: Strong water jets
Special Hazards: Thermal decomposition may produce irritating vapors, carbon monoxide, carbon dioxide
Protective Equipment: Self-contained breathing apparatus, full protective gear
Specific Methods: Move containers from fire if you can do so safely. Use water spray to cool fire-exposed containers.
Personal Precautions: Wear gloves, protective goggles, lab coat, dust mask; avoid contact with skin and eyes, prevent inhalation of dust
Environmental Precautions: Prevent further leakage or spillage if safe; avoid entry into drains and waterways
Cleanup Methods: Sweep up gently, place in labeled waste container; wash spill site with water once cleanup is complete. Ventilate affected area.
Disposal: Dispose of in compliance with local, regional, and national regulations.
Handling: Keep workplace well-ventilated. Handle in accordance with good industrial hygiene and safety practice. Avoid generating dust.
Storage Conditions: Store at room temperature in a dry, cool, well-ventilated area, protected from light and incompatible substances. Keep containers tightly closed and properly labeled.
Transfer Precautions: Use clean, dry utensils; avoid contamination.
Special Requirements: No special storage conditions aside from avoiding excessive heat and direct sunlight.
Engineering Controls: Use fume hood or local exhaust ventilation.
Personal Protective Equipment (PPE):
Appearance: Pale yellow to light brown crystalline powder
Odor: Faint aromatic
pH: Not applicable (solid)
Melting Point: 156–160°C
Boiling Point: Data not available (decomposes before boiling)
Solubility: Slightly soluble in water, readily soluble in ethanol and acetone
Vapor Pressure: Not determined
Density: Approximately 1.6 g/cm³
Flash Point: Not measured
Water Reactivity: Stable toward water
Partition Coefficient (log Kow): Estimated 0.5–1.2
Other Properties: Stable under recommended storage and handling conditions
Chemical Stability: Stable under normal conditions of use and storage
Reactivity: No dangerous reactions expected under recommended conditions
Hazardous Reactions: None known with common laboratory chemicals
Conditions to Avoid: Heat, moisture, direct sunlight, sources of ignition
Incompatible Materials: Strong oxidizing agents, strong acids, reducing agents
Hazardous Decomposition Products: Carbon monoxide, carbon dioxide, phenolic compounds at high temperatures
Acute Toxicity: Data on LD50 not available; no significant acute hazard recognized for small scale handling
Skin Irritation: May produce redness or mild irritation on prolonged contact
Eye Irritation: Expected to cause mild to moderate irritation
Respiratory Sensitization: No data on sensitization through inhalation
Chronic Exposure: Prolonged contact may dry or crack skin
Carcinogenicity: No data for classification as carcinogen (IARC, NTP, OSHA)
Mutagenicity: Not reported
Reproductive Toxicity: Not reported
Other Effects: No significant systemic toxicity expected based on structure and related compounds
Environmental Fate: Expected to degrade slowly in soil and water
Persistence and Degradability: Biodegradable under aerobic conditions
Bioaccumulation Potential: Low likelihood due to water solubility and low partition coefficient
Ecotoxicity: Not known to be acutely toxic to aquatic life at low concentrations; limited data on chronic effects
Mobility: Moderate mobility in soil and water possible
Additional Information: Avoid environmental release until full ecological effects are understood.
Waste Treatment Methods: Use chemical or incineration disposal in accordance with local regulations
Hazardous Waste Status: Not classified as hazardous waste by U.S. RCRA
Contaminated Packaging: Rinse and offer for recycling or dispose of as chemical waste
Precautionary Disposal: Avoid dumping into drains, soil, or water bodies.
Regulatory Waste Code: Check regional, national, and local authority advice.
UN Number: Not regulated as a hazardous material for transport
Transport Hazard Class: Not classified
Packing Group: Not assigned
Proper Shipping Name: 2,3,4-Trihydroxybenzaldehyde
Label Requirements: Not required unless mixed with hazardous substances
Special Transport Precautions: Ship in well-sealed containers; prevent spillage during transport
USA (TSCA): Listed
EU (REACH): Exempted as research chemical; not registered for widespread or industrial use
OSHA Hazard Communication: Not regulated for specific hazards
Canada (DSL/NDSL): Check status with distributor
Inventory Listings: Present in some national or international inventories; users should verify status prior to large scale purchasing
SARA/Title III: Not subject to reporting
WHMIS Classification: Non-controlled
Other Regulations: Conform with all local, state, and national laws regarding chemical use, storage, and disposal
