2-amino-4-(trifluoromethyl)benzenethiol;hydrochloride

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride is an organofluorine compound with the molecular formula C7H7ClF3NS and CAS number 4274-38-8. This chemical features a benzene ring substituted with an amino group, a trifluoromethyl group, and a thiol group, stabilized as a hydrochloride salt. With a molecular weight of 229.65 g/mol, it is classified as a hazardous substance requiring careful handling due to its corrosive and toxic properties.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride is a solid compound at room temperature with distinct chemical characteristics influenced by its trifluoromethyl and thiol functional groups. The presence of the hydrochloride salt form typically enhances water solubility compared to the free base. The trifluoromethyl group imparts significant electronegativity and chemical stability, while the thiol group contributes to its reactivity. Specific physical properties such as melting point and exact solubility data should be confirmed through technical specifications.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride is primarily used as an intermediate in pharmaceutical synthesis and fine chemical manufacturing. Its unique combination of amino, thiol, and trifluoromethyl functional groups makes it valuable for developing specialized organic compounds. The compound serves as a building block in medicinal chemistry research and may be utilized in the synthesis of biologically active molecules. Its applications are typically limited to professional laboratory and industrial settings due to its hazardous nature.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride requires strict safety protocols due to its corrosive and toxic properties. Essential personal protective equipment includes chemical-resistant gloves, safety goggles, and protective clothing to prevent skin and eye contact. Work must be conducted in a well-ventilated area or under fume extraction to avoid inhalation. The compound's Skin Corr. 1B classification indicates severe skin corrosion potential, requiring immediate safety measures if contact occurs. Handle only in designated chemical work areas with appropriate emergency equipment readily available.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride should be stored in a cool, dry, well-ventilated area away from incompatible materials and heat sources. The container must be tightly sealed to prevent moisture absorption and contamination. Storage areas should be equipped with appropriate containment measures and restricted to authorized personnel only. Due to its corrosive nature and potential environmental impact, secondary containment may be required. Regular inspection of storage containers is essential to detect any signs of degradation or leakage.

Immediate action is required upon contact with 2-amino-4-(trifluoromethyl)benzenethiol hydrochloride due to its corrosive properties. For skin contact, immediately remove contaminated clothing and flush affected areas with copious amounts of water for at least 15 minutes. In case of eye contact, rinse thoroughly with water and seek immediate medical attention. If inhaled, move the person to fresh air and monitor breathing. For ingestion, do not induce vomiting and seek immediate medical care. Always consult the safety data sheet and contact emergency services when necessary.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride must be disposed of as hazardous waste through licensed waste management companies in accordance with local and EU regulations. The compound cannot be disposed of in regular waste streams due to its toxic and corrosive properties. Waste classification should consider its ADR Class 8 (corrosive) designation and potential environmental impact. Containers should be properly labeled, and disposal documentation must be maintained. Consult local environmental authorities and waste disposal specialists for specific requirements in your jurisdiction.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride is classified under ADR Class 8, Packing Group II for transportation, indicating it is a corrosive substance requiring specialized handling. Transportation must comply with dangerous goods regulations, using appropriate packaging that meets UN specification standards. Proper shipping documentation, hazard labels, and emergency response information must accompany shipments. Only qualified carriers experienced in hazardous materials transport should handle these shipments. Vehicle placarding and driver certification requirements must be met according to ADR regulations.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride is subject to multiple regulatory frameworks including REACH registration requirements and CLP classification obligations within the European Union. The compound is not currently listed as a Substance of Very High Concern (SVHC), but its hazard classifications require compliance with occupational safety regulations and environmental protection measures. Import/export may require additional permits or notifications. Users must maintain safety data sheets and ensure proper risk assessments are conducted. Regular monitoring of regulatory updates is essential as classifications may change.

2-amino-4-(trifluoromethyl)benzenethiol hydrochloride is available through OYSI, a specialized European distributor of technical chemicals serving industrial and research customers. OYSI provides qualified sourcing of this regulated substance with appropriate documentation and regulatory compliance support. As a hazardous chemical requiring specialized handling, procurement is typically limited to qualified industrial users and research institutions. Contact OYSI directly to discuss availability, quantities, and specific regulatory requirements for your application. Proper end-use declarations and safety qualifications may be required for purchase.