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Product Name: 2,4,6-Tri(2-pyridyl)-s-triazine
Synonyms: TPTZ, 2,4,6-Tri(2-pyridyl)-1,3,5-triazine
Chemical Formula: C18H12N6
CAS Number: 3682-35-7
Recommended Use: Analytical reagent, complexometric titration, research and laboratory use only
Manufacturer Information: Supplier contact details typically found on batch-specific packaging
Classification: According to GHS, may irritate eyes, skin, respiratory tract; limited evidence of toxicity
Signal Word: Warning
Hazard Statements: Irritating to skin and eyes, may cause respiratory discomfort
Precautionary Statements: Avoid contact with skin and eyes, wear suitable protective clothing, use in well-ventilated areas
Pictograms: Exclamation mark for irritant
Chemical Name: 2,4,6-Tri(2-pyridyl)-s-triazine
Concentration: ≥99%
Impurities: Standard trace contaminants may occur; no significant impurities known that impact hazard classification
Inhalation: Move person into fresh air, keep at rest, seek medical attention if symptoms occur
Skin Contact: Remove contaminated clothing, wash with soap and plenty of water, consult physician if skin irritation appears
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses if present and possible, seek medical aid if discomfort persists
Ingestion: Rinse mouth, do not induce vomiting, drink water if conscious, get medical help right away
Most Important Symptoms/Effects: May induce eye, skin, or respiratory irritation; long-term effects not well documented
Suitable Extinguishing Media: Use water spray, dry chemical powder, carbon dioxide, or appropriate foam for surrounding fire
Special Hazards: Burning may release nitrogen oxides and carbon oxides
Advice for Firefighters: Wear self-contained breathing apparatus, chemical-resistant suit
Unusual Fire/Explosion Hazards: Not particularly flammable or explosive, but decomposition products harmful on combustion
Personal Precautions: Wear gloves, goggles, lab coat; prevent dust formation, ensure adequate ventilation
Environmental Precautions: Do not let product enter drains, waterways, or soil
Methods for Cleaning Up: Pick up and place in dry, clean container for disposal; avoid raising dust, ventilate area
Handling: Avoid skin and eye contact, avoid dust generation, handle in fume hood or with local extraction
Storage: Store in a cool, dry, well-ventilated place away from incompatible materials like strong acids and oxidizers, keep tightly closed; protect from light and moisture
Engineering Controls: Use chemical fume hood, ensure proper ventilation
Personal Protective Equipment: Safety goggles, chemical-resistant gloves (nitrile or neoprene), lab coat or apron
Respiratory Protection: Use dust mask or respirator approved for particulates if dust forms
Hygiene Measures: Wash hands before eating or drinking, do not touch face, remove contaminated clothing before entering eating areas, maintain clean working environment
Appearance: Pale yellow to off-white crystalline powder
Odor: Odorless or with a slight pyridine-like smell
Melting Point: 247–250°C
Solubility: Slightly soluble in water, more soluble in ethanol, chloroform, acetic acid
pH: No data for aqueous solution
Vapor Pressure: Negligible at room temperature
Boiling Point: No information due to decomposition before boiling
Density: Approx. 1.4 g/cm³
Other Properties: Stable under normal conditions, decomposes at high temperature, no explosive properties documented
Chemical Stability: Stable under normal laboratory conditions
Reactivity: May react with strong acids or oxidizing agents
Conditions to Avoid: Excessive heat, open flames, exposure to moisture
Incompatible Materials: Strong acids, strong oxidizers, reducing agents
Hazardous Decomposition: Nitrogen oxides, carbon oxides, possible toxic fumes on burning
Acute Toxicity: Data not widely reported for this chemical; low acute oral and inhalation toxicity inferred from analogs
Skin and Eye Contact: Can cause irritation and redness, may provoke mild inflammation with prolonged exposure
Inhalation: Inhalation of dust may irritate respiratory tract
Sensitization: Not expected to be a sensitizer, but no comprehensive data
Chronic Effects: Long-term effects, carcinogenicity, reproductive toxicity not established; follow general laboratory precautions
Toxicity: Limited research on environmental toxicity; structurally related compounds suggest low to moderate acute aquatic toxicity
Persistence and Degradability: Likely to be persistent in soil and water due to aromatic structure
Bioaccumulation: Potential for bioaccumulation exists, but no detailed studies available
Mobility in Soil: Low to moderate mobility predicted
Other Adverse Effects: Avoid uncontrolled release, as effects on aquatic and terrestrial organisms are not fully understood
Product Disposal: Dispose of as hazardous chemical waste in accordance with local, regional, and national regulations
Contaminated Packaging: Treat as hazardous, wash thoroughly before recycling or disposal
Other Disposal Recommendations: Incineration in approved facility preferred for solids; avoid disposal to sewers or open water
UN Number: Not assigned for this specific compound
UN Proper Shipping Name: Laboratory chemical, not regulated under most transport guidelines for small quantities
Transport Hazard Class: Not classified as dangerous for transport
Packing Group: Not applicable
Environmental Hazards: Not expected to pose acute hazards in transport, but take care to prevent spillage
Special Transport Precautions: Keep sealed, protected from direct sunlight, avoid physical damage to container
US Federal Regulations: Not specifically listed by OSHA, SARA, TSCA for hazard, but general chemical handling rules apply
EU Regulations: Not covered by specific REACH restrictions; managed as a laboratory chemical under local regulations
Other Country Regulations: Japan, Canada, Australia – follow national chemical control requirements
Labelling: Must display hazard pictogram and warning signage where stored or handled
Workplace Exposure Limits: No established occupational exposure limits; general dust limits may apply
