Material Safety Data Sheet: 4-(6-Methylbenzothiazol-2-Yl)Aniline

1. Identification

Product Name: 4-(6-Methylbenzothiazol-2-Yl)Aniline
Chemical Formula: C14H12N2S
Synonyms: 2-Anilino-6-methylbenzothiazole
Recommended Use: Research and development, specialty chemical manufacturing
Supplier Contact: Provided on shipping documentation
Emergency Phone: Refer to facility’s emergency protocol
Relevant Identifiers: CAS Number 85707-12-6

2. Hazard Identification

GHS Classification: Acute Toxicity Category 4 (oral, inhalation), Skin and Eye Irritant
Signal Word: Warning
Hazard Pictograms: Exclamation Mark
Hazard Statements: Harmful if swallowed, may cause skin and eye irritation, may cause respiratory tract irritation
Precautionary Statements: Avoid inhalation, wear protective clothing, wash after handling, do not eat or drink while using
Potential Health Effects: Skin sensitization, irritation of airways, mild nausea or dizziness upon accidental ingestion
Environmental Hazards: May be harmful to aquatic life with long lasting effects

3. Composition / Information on Ingredients

Chemical Name: 4-(6-Methylbenzothiazol-2-Yl)Aniline
Concentration: >98% by weight
Common Impurities: Traces of unreacted precursors, related benzothiazole derivatives
Additives: No stabilizers or extenders present
Chemical Family: Benzothiazole-anilines
Manufacturer Batch Codes: Present on packaging

4. First Aid Measures

Inhalation: Move person to fresh air, seek medical advice if symptoms develop
Skin Contact: Remove contaminated clothing, wash skin thoroughly with soap and water for at least 15 minutes
Eye Contact: Rinse cautiously with water for several minutes, remove contact lenses if present and easy to do, continue rinsing
Ingestion: Rinse mouth, do not induce vomiting, obtain medical attention
Acute Effects: Irritation, coughing, mild headache
Delayed Effects: Possible sensitization on repeated exposure

5. Fire-Fighting Measures

Suitable Extinguishing Media: Dry chemical, CO2, water spray, foam
Unsuitable Extinguishing Media: Strong water jets
Fire Hazards: May emit toxic fumes of nitrogen oxides, sulfur oxides, carbon monoxide under fire conditions
Protective Equipment: Self-contained breathing apparatus, full protective suit
Special Procedures: Approach from upwind, prevent runoff into drains

6. Accidental Release Measures

Personal Precautions: Ensure adequate ventilation, wear nitrile gloves and safety goggles, avoid direct contact
Environmental Precautions: Prevent product from entering water sources or sewer systems
Containment: Absorb spill with inert material (sand, vermiculite), collect and place in sealable waste containers
Cleanup Methods: Clean area with detergent and water, dispose contaminated materials as hazardous waste
Secondary Measures: Air monitoring in confined spaces or where substance dusts/mists present

7. Handling and Storage

Handling: Keep away from food and drinks, use in fume hood, avoid dust formation, handle with chemical resistant gloves
General Hygiene: Wash hands after use, do not eat or smoke
Storage Conditions: Store in tightly closed container, in a dry, well-ventilated area
Temperature Requirements: Room temperature, away from heat and direct sunlight
Storage Incompatibilities: Strong oxidizers, acids, and bases
Recommended Packaging: Glass, PTFE-lined containers

8. Exposure Controls and Personal Protection

Engineering Controls: Fume hood, eyewash stations, safety showers
Respiratory Protection: NIOSH-approved respirator if airborne dusts or vapors encountered
Hand Protection: Nitrile or neoprene gloves
Eye/Face Protection: Safety goggles or face shield
Body Protection: Long-sleeved laboratory coat or coveralls
Occupational Exposure Limits: Not established, avoid exceeding limits for nuisance dusts (OSHA PEL 15 mg/m³ total dust)
Environmental Exposure Control: Avoid uncontrolled discharge to environment

9. Physical and Chemical Properties

Appearance: Pale yellow to off-white powder
Odor: Slight, characteristic aromatic odor
Molecular Weight: 240.33 g/mol
Melting Point: 160–165°C
Boiling Point: Not determined (decomposes)
Solubility in Water: Slightly soluble, increased solubility in organic solvents
Vapor Pressure: Negligible at 20°C
Partition Coefficient (log Kow): Estimated >3
pH: Not applicable
Flash Point: >150°C
Decomposition Temperature: Above 200°C (with toxic fumes)

10. Stability and Reactivity

Chemical Stability: Stable under recommended handling and storage
Reactivity: Reacts with strong oxidizers, acids
Conditions to Avoid: Excessive heat, open flame, moisture
Hazardous Decomposition Products: Nitrogen oxides, sulfur oxides, carbon monoxide
Polymerization: Not expected under normal conditions
Corrosivity: Not corrosive to metals or glass

11. Toxicological Information

Acute Toxicity: Low to moderate based on related compounds, LD50 (oral/rat) estimated 200–2000 mg/kg
Routes of Exposure: Inhalation, ingestion, skin and eye contact
Symptoms: Irritation of eyes, skin, airways; possible nausea
Chronic Effects: Data not available, repeat exposure may cause sensitization
Carcinogenicity: Not listed by IARC, NTP or OSHA
Reproductive Toxicity: No data
Mutagenicity: Insufficient data
Sensitization: Possible from repeated direct contact

12. Ecological Information

Aquatic Toxicity: May demonstrate moderate hazard to aquatic organisms
Persistence and Degradability: Not rapidly biodegradable; may persist in environment
Bioaccumulation Potential: Likely due to chemical structure, further studies recommended
Mobility in Soil: Low mobility, binds to soil particles
Other Adverse Effects: Avoid release to water, impacts to algae and aquatic invertebrates possible

13. Disposal Considerations

Waste Disposal: Dispose of through licensed hazardous waste disposal contractor
Container Disposal: Rinse empty containers with organic solvent, treat as hazardous chemical waste
Special Instructions: Do not dump into floor drains, watercourses or open environment
Contaminated Packaging: Incinerate or landfill in compliance with local regulation
Recycling/Reclamation: Not recommended due to persistent hazard
Regulatory Codes: Comply with US EPA, EU, and local hazardous waste codes

14. Transport Information

UN Number: Not assigned for this specific compound
Proper Shipping Name: Chemical, N.O.S. (contains 4-(6-Methylbenzothiazol-2-Yl)Aniline)
Transport Hazard Class: 6.1 (Toxic substance, if in bulk quantities)
Packing Group: III (for diluted or small quantities), II or I for higher hazard forms
Special Transport Precautions: Product tightly packaged, protect from moisture and heat
DOT/ADR/IATA/IMDG Status: Consult latest tables; consider as hazardous chemical in transit

15. Regulatory Information

TSCA Inventory Status: Check for specific inclusion
ECHA/REACH: Not registered, consider supply-chain obligations
SARA Title III: Not listed in Section 302 or 313, but best practice is notification for any significant incident
WHMIS Classification: D2B (Toxic Material Causing Other Toxic Effects)
California Prop 65: Not listed, though related substances may warrant attention
Labeling Requirements: GHS-compliant labels on all primary/secondary containers
Other Notes: Local, regional, and national regulations may differ; verify compliance in every jurisdiction using the most recent safety data