4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one is a complex organic compound with the molecular formula C31H24O3 and CAS number 56073-07-5. This substance has a molecular weight of 444.5 g/mol and belongs to the chromen-2-one family of compounds. It is classified as an extremely hazardous substance with reproductive toxicity, acute toxicity, and environmental hazard properties requiring careful handling and specialized safety measures.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one is an organic solid compound with a molecular weight of 444.5 g/mol and molecular formula C31H24O3. The substance contains multiple aromatic rings including phenyl, tetrahydronaphthalene, and chromen-2-one moieties. Specific physical properties such as melting point, color, odor, and solubility data are not available but should be determined based on laboratory analysis and supplier specifications.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one is primarily used in specialized research and pharmaceutical applications due to its complex aromatic structure. The compound may serve as an intermediate in organic synthesis or as a research chemical for studying chromen-2-one derivatives. Given its high toxicity classification, its use is restricted to professional laboratories and industrial facilities with appropriate safety infrastructure and qualified personnel.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one requires extreme safety precautions due to its Acute Tox. 1 and Repr. 1B classifications. Essential PPE includes chemical-resistant gloves, protective clothing, safety goggles, and respiratory protection. Work must be conducted in a well-ventilated area or fume hood. Avoid skin contact, inhalation, and ingestion. Only trained personnel should handle this substance following strict safety protocols and emergency procedures.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one must be stored in a secure, well-ventilated area away from heat, ignition sources, and incompatible materials. Use original containers with proper labeling including GHS pictograms (GHS06, GHS08, GHS09). Storage areas should be restricted to authorized personnel only due to the substance's high toxicity. Implement appropriate containment measures to prevent environmental release and maintain inventory records as required by regulations.

Immediate emergency response is critical for contact with 4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one due to its Acute Tox. 1 classification. For skin contact, remove contaminated clothing and rinse thoroughly with water. For eye contact, flush immediately with clean water for at least 15 minutes. If inhaled, move to fresh air. For ingestion, do not induce vomiting. Seek immediate medical attention in all cases and provide the safety data sheet to medical personnel.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one must be disposed of as hazardous waste through licensed waste management companies due to its high toxicity and environmental hazard classifications. The substance cannot be disposed of in regular waste streams or sewage systems. Collection, transport, and disposal must comply with local, national, and EU waste regulations. Contaminated containers and materials also require specialized hazardous waste disposal procedures.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one is classified under ADR Class 6.1 (Toxic substances), Packing Group I, indicating maximum danger level. Transport requires UN-specification packaging, proper dangerous goods documentation, vehicle placarding, and qualified drivers with ADR certification. Emergency response information must accompany shipments. Only authorized carriers experienced in handling Class 6.1 substances should transport this material following strict dangerous goods regulations.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one is subject to strict regulations under EU CLP Regulation due to its multiple hazard classifications including reproductive toxicity (Repr. 1B) and acute toxicity (Acute Tox. 1). While not currently listed as SVHC under REACH, its use may be restricted in consumer products. Companies must maintain safety data sheets, implement risk management measures, and ensure proper classification, labeling, and packaging compliance.

4-hydroxy-3-[3-(4-phenylphenyl)-1,2,3,4-tetrahydronaphthalen-1-yl]chromen-2-one is available through OYSI, a specialized European distributor of technical chemicals. Given the substance's extreme hazard classification, procurement is restricted to qualified industrial users and research institutions with appropriate safety infrastructure. OYSI ensures proper regulatory compliance, documentation, and safe delivery throughout Europe. Contact OYSI directly to discuss specific requirements, quantities, and technical specifications for your application needs.