(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea is an organic chemical compound with the molecular formula C7H6Cl2N4S and CAS number 5836-73-7. This substance belongs to the thiourea derivative family and contains dichlorophenyl and hydrazinylidene functional groups. With a molecular weight of 249.12 g/mol, it is classified as highly toxic (Acute Tox. 2) and requires careful handling procedures in industrial applications.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea is a solid organic compound at room temperature with a molecular weight of 249.12 g/mol. The substance contains chlorine atoms and sulfur in its structure, which influence its chemical stability and reactivity. As a thiourea derivative with dichlorophenyl substitution, it exhibits specific solubility characteristics in organic solvents. Detailed physical properties should be confirmed through technical datasheets from suppliers.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea is primarily used as an intermediate in pharmaceutical synthesis and chemical research applications. Its thiourea structure makes it valuable in organic synthesis reactions, particularly in the development of bioactive compounds. The dichlorophenyl group provides specific reactivity for targeted chemical transformations. Given its high toxicity classification, its use is restricted to professional industrial and research environments with appropriate safety measures.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea requires strict safety protocols due to its Acute Tox. 2 classification and GHS06 pictogram. Mandatory personal protective equipment includes chemical-resistant gloves, safety goggles, and respiratory protection. Work must be conducted in well-ventilated areas or under fume hoods. Avoid skin contact, inhalation, and ingestion. Personnel should be trained in emergency procedures and have access to safety data sheets before handling this dangerous substance.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea must be stored in a secure, well-ventilated area away from incompatible materials. Keep containers tightly closed in a cool, dry place with restricted access due to its high toxicity. Storage areas should have appropriate warning signs and emergency equipment. Avoid exposure to heat, moisture, and incompatible chemicals. Regular inventory checks and proper labeling are essential for safe storage management of this hazardous substance.

Immediate medical attention is required for any contact with (E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea due to its high toxicity. For skin contact, remove contaminated clothing and rinse thoroughly with water for at least 15 minutes. If inhaled, move to fresh air immediately. In case of eye contact, flush with clean water continuously. For ingestion, do not induce vomiting and seek emergency medical care. Always consult the safety data sheet for complete first aid procedures.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea must be disposed of as hazardous waste through licensed waste management companies in accordance with local and European regulations. Due to its high toxicity classification, it cannot be disposed of with regular chemical waste. Incineration at high temperatures in specialized facilities is typically required. All disposal activities must comply with ADR transport regulations and waste tracking documentation requirements for dangerous substances.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea is classified under ADR Class 6.1 (toxic substances) Packing Group I, indicating high danger during transport. Special packaging requirements, labeling, and documentation are mandatory for shipment. Transport vehicles must comply with ADR regulations for toxic materials, including appropriate placarding and driver certification. Only certified dangerous goods carriers should handle transportation, with emergency response information readily available throughout the shipping process.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea is subject to European REACH and CLP regulations due to its chemical classification. The substance is not currently identified as an SVHC (Substance of Very High Concern). However, its Acute Tox. 2 classification requires compliance with strict labeling, safety data sheet, and handling requirements. Users must ensure proper registration and authorization for industrial use, following all applicable chemical safety regulations in their jurisdiction.

(E)-[(3,4-dichlorophenyl)hydrazinylidene]thiourea is available through OYSI, a specialized European distributor of technical chemicals. As a professional supplier, OYSI provides this substance exclusively to qualified industrial and research customers with appropriate safety certifications. The company ensures compliance with all regulatory requirements, proper packaging, and comprehensive documentation. Contact OYSI directly for availability, technical specifications, and regulatory support for this controlled hazardous substance.