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Product Name: 3-Nitro-1,2-Xylene
Synonyms: 3-Nitro-o-Xylene, 2,3-Dimethylnitrobenzene
CAS Number: 603-92-7
Recommended Use: Laboratory chemicals, manufacture of substances, research and development
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GHS Classification: Acute toxicity (oral, dermal, inhalation), skin irritation, eye irritation, specific target organ toxicity
Signal Word: Warning
Hazard Statements: Harmful if swallowed, causes skin and eye irritation, may cause respiratory irritation, may damage organs through prolonged or repeated exposure
Pictograms: Exclamation mark, health hazard
Precautionary Statements: Wash skin thoroughly after handling, wear protective gloves/protective clothing/eye protection/face protection, avoid breathing dust/fume/gas/mist/vapours/spray
Chemical Name: 3-Nitro-1,2-Xylene
Concentration: ≥98%
Molecular Formula: C8H9NO2
Molecular Weight: 151.17 g/mol
Impurities: o-xylene, meta-xylene, other nitro xylene isomers (trace levels)
Inhalation: Remove individual from exposure, ensure fresh air, provide oxygen if necessary, seek medical advice if symptoms persist
Skin Contact: Remove contaminated clothing, wash skin with soap and plenty of water, consult physician if irritation develops
Eye Contact: Immediately flush eyes with plenty of water for at least 15 minutes, hold eyelids open, seek medical attention
Ingestion: Rinse mouth thoroughly with water, do not induce vomiting, seek immediate medical attention
Most Important Symptoms: Coughing, shortness of breath, skin redness, eye discomfort, nausea, headache
Immediate Medical Attention Required: For ingestion, severe skin/eye irritation, difficulty breathing
Suitable Extinguishing Media: Dry chemical, CO2, alcohol-resistant foam, water spray
Unsuitable Extinguishing Media: Direct water jet
Specific Hazards: Emits toxic fumes under fire conditions (nitrogen oxides, carbon monoxide, carbon dioxide)
Protective Equipment for Firefighters: Self-contained breathing apparatus, full protective gear
Fire/Explosion Hazards: Slightly flammable in presence of open flames or high temperatures, containers may explode if heated
Special Procedures: Move containers from fire area if safe to do so, use water spray to cool unopened containers
Personal Precautions: Evacuate unnecessary personnel, ventilate area, wear proper PPE (chemically resistant gloves, goggles, protective clothing)
Environmental Precautions: Prevent entry into drains, waterways, soil
Methods for Clean-Up: Collect spilled material with inert absorbent (sand, vermiculite), place into tightly sealed chemical waste container, decontaminate area with soap and water, ventilate room
Disposal: See section: Disposal Considerations
Handling: Always use in well-ventilated areas, avoid contact with skin, eyes, clothing, avoid inhalation of vapors/dust, wash hands thoroughly after handling, no eating, drinking, or smoking in working area
Storage: Store in original tightly closed container, in cool, dry, well-ventilated, secure place protected from direct sunlight and incompatible substances (strong oxidizing agents, acids), label containers clearly, keep away from heat sources and ignition points
Incompatible Materials: Strong oxidizers, acids, strong bases
Occupational Exposure Limits: No ACGIH, OSHA, or NIOSH exposure limits established; minimize exposure as a precaution
Engineering Controls: Fume hood, local exhaust ventilation, eyewash stations and safety showers near area
Personal Protective Equipment (PPE):
Eye/Face Protection: Chemical splash goggles
Skin Protection: Nitrile or neoprene gloves, lab coat, long sleeves
Respiratory Protection: Use NIOSH-approved respirator for dust/vapor if exposure limits are exceeded or work area is not well-ventilated
Hygiene: Wash hands thoroughly after handling, remove contaminated clothing, do not reuse contaminated PPE
Appearance: Yellow crystalline powder
Odor: Aromatic, mild chemical odor
Odor Threshold: Not determined
pH: Not applicable (insoluble in water)
Melting Point: 71–75°C
Boiling Point: 285°C
Flash Point: >110°C (closed cup)
Evaporation Rate: Not determined
Flammability: Expected to be combustible at high temperature
Vapor Pressure: Negligible at room temperature
Vapor Density: Not determined
Relative Density: Approx. 1.18 g/cm³
Solubility: Insoluble in water, soluble in ethanol, acetone, ether
Partition Coefficient (n-octanol/water): Not available
Auto-Ignition Temperature: Not available
Decomposition Temperature: Not available
Viscosity: Not applicable
Chemical Stability: Stable in normal storage and handling conditions
Possibility of Hazardous Reactions: Risk of hazardous polymerization is not expected under recommended conditions
Conditions to Avoid: Elevated temperatures, open flame, sparks, strong light, static discharge
Incompatible Materials: Strong oxidants (peroxides, nitrates), acids, bases
Hazardous Decomposition Products: Toxic oxides of nitrogen, carbon monoxide, carbon dioxide
Acute Toxicity: Harmful if swallowed, inhaled, or absorbed through skin; LD50 (rat, oral): 950 mg/kg estimated
Skin Corrosion/Irritation: Causes irritation to skin with possible redness, swelling
Serious Eye Damage/Irritation: Causes eye irritation
Respiratory Sensitization: May cause irritation to respiratory tract on inhalation (cough, shortness of breath)
Germ Cell Mutagenicity: Data not available
Carcinogenicity: Not listed as a carcinogen by IARC, NTP, or OSHA
Reproductive Toxicity: Data insufficient
STOT (Single Exposure): May cause respiratory tract irritation
STOT (Repeated Exposure): Possible liver or kidney effects with repeated exposure
Aspiration Hazard: Not classified
Symptoms: Headache, dizziness, nausea, vomiting, drowsiness, skin/eye irritation
Ecotoxicity: Potentially harmful to aquatic organisms, limited data on aquatic toxicity
Persistence and Degradability: Likely to persist in the environment due to low water solubility; biodegradability data not established
Bioaccumulative Potential: Potential for bioaccumulation in aquatic organisms, limited data available
Mobility in Soil: Low mobility; binds tightly due to hydrophobic properties
Other Adverse Effects: Avoid release to the environment, hazardous to water systems, improper disposal can contaminate soil and groundwater
Disposal Method: Dispose of waste through licensed chemical waste contractor, in accordance with local, regional, national, and international regulations
Contaminated Packaging: Rinse containers thoroughly before recycling or disposal, incinerate under controlled conditions where permitted
Do Not: Discharge waste into sewers, water courses, or onto the ground
Special Precautions: Wear protective equipment during disposal, label all waste containers
UN Number: Not assigned
UN Proper Shipping Name: 3-Nitro-1,2-Xylene
Transport Hazard Class: Not classified as dangerous for transport under current regulations
Packing Group: Not regulated
Environmental Hazards: Not a marine pollutant under IMDG
Transport In Bulk: Follow applicable regulations for bulk chemicals; ensure secure, tight packaging; prevent accidental release
Special Precautions: Avoid temperature extremes during transport, secure packages, documentation must accompany shipment
TSCA Inventory: Listed
EINECS/ELINCS: Listed (EINECS 210-051-3)
REACH Registration: Subject to pre-registration
SARA Title III (Sections 302, 304, 311, 312): Not listed as an Extremely Hazardous Substance
SARA Title III Section 313: Not subject to reporting requirements under Section 313
California Proposition 65: Not listed
Other Regulations: Observe all local, national, and international regulations for handling hazardous chemical substances
Workplace Classification: Handle as hazardous material within all workplace safety guidelines; ensure employees trained for chemical hazards
