2,4,6-trinitrobenzenesulfonic acid

2,4,6-trinitrobenzenesulfonic acid is an organic compound with the molecular formula C6H3N3O9S and a molecular weight of 293.17 g/mol. It belongs to the family of nitroaromatic sulfonic acids, characterized by three nitro groups attached to a benzene ring that also contains a sulfonic acid group. This compound is recognized by its CAS number 2508-19-2 and exhibits properties typical of both nitro compounds and sulfonic acids.

2,4,6-trinitrobenzenesulfonic acid is typically a crystalline solid at room temperature with a molecular weight of 293.17 g/mol. As a sulfonic acid derivative, it is highly polar and generally exhibits good solubility in water and polar solvents. The presence of three electron-withdrawing nitro groups significantly affects its chemical reactivity and stability. Its exact melting point, color, and specific solubility parameters depend on the degree of hydration and purity.

2,4,6-trinitrobenzenesulfonic acid is primarily used as a chemical intermediate and analytical reagent in organic synthesis and research applications. It serves as a derivatizing agent for amino compounds and proteins in analytical chemistry. The compound is also utilized in the synthesis of specialized dyes, pharmaceuticals, and other fine chemicals where its unique combination of nitro and sulfonic acid functionalities provides specific reactivity patterns essential for complex molecular transformations.

2,4,6-trinitrobenzenesulfonic acid should be handled with standard laboratory safety precautions including wearing appropriate personal protective equipment such as safety glasses, gloves, and lab coats. Work should be conducted in a well-ventilated area or under a fume hood to avoid inhalation. As with all nitro compounds, avoid exposure to heat sources, open flames, and strong reducing agents. Always follow good laboratory practices and consult the safety data sheet for specific handling requirements.

2,4,6-trinitrobenzenesulfonic acid should be stored in a cool, dry place away from direct sunlight and heat sources. Keep containers tightly closed to prevent moisture absorption and contamination. Store separately from strong reducing agents, alkali metals, and organic materials that could cause unwanted reactions. Use appropriate secondary containment and ensure storage areas are well-ventilated. Regular inspection of containers for signs of deterioration or leakage is recommended for safe storage practices.

In case of skin contact with 2,4,6-trinitrobenzenesulfonic acid, immediately remove contaminated clothing and flush the affected area with plenty of water for at least 15 minutes. For eye contact, rinse thoroughly with water and seek medical attention. If inhaled, move the person to fresh air immediately. In case of ingestion, do not induce vomiting and seek immediate medical attention. Always consult the safety data sheet and contact poison control or emergency services when necessary.

2,4,6-trinitrobenzenesulfonic acid must be disposed of according to local, national, and international waste regulations. As a chemical waste, it should never be discharged into drains, soil, or water bodies. Contact licensed waste disposal companies that specialize in handling chemical waste. Small laboratory quantities may require neutralization or special treatment before disposal. Always consult local environmental authorities and follow institutional waste management protocols for proper disposal procedures.

2,4,6-trinitrobenzenesulfonic acid is classified under ADR Class 1, indicating it falls under explosive substances regulations for transportation. This classification requires special packaging, labeling, and documentation procedures during transport. Only authorized carriers with appropriate permits should handle the transportation. Proper shipping containers, hazard labels, and transport documents must be used according to international dangerous goods regulations. Consult with logistics specialists familiar with explosive materials transportation requirements.

2,4,6-trinitrobenzenesulfonic acid is subject to various chemical regulations including REACH registration requirements in Europe and CLP classification standards. It is not currently listed as an SVHC (Substance of Very High Concern) under REACH. However, its classification under ADR Class 1 means it falls under dangerous goods regulations for transport and handling. Users must comply with workplace safety regulations, environmental protection laws, and any specific restrictions that may apply in their jurisdiction.

2,4,6-trinitrobenzenesulfonic acid is available through OYSI, a specialized European distributor of technical chemicals and laboratory reagents. OYSI provides this compound to research institutions, chemical manufacturers, and industrial users across Europe. As a professional chemical supplier, OYSI ensures proper packaging, documentation, and compliance with transportation regulations for this ADR Class 1 material. Contact OYSI directly for availability, specifications, and delivery options to your location within Europe.