9-hydroxyfluorene-9-carboxylic acid

9-hydroxyfluorene-9-carboxylic acid is an organic compound with the molecular formula C14H10O3 and CAS number 467-69-6. This chemical substance belongs to the fluorene derivative family, featuring both hydroxyl and carboxylic acid functional groups attached to the fluorene backbone. With a molecular weight of 226.23 g/mol, it presents specific chemical properties that make it valuable for various industrial applications while requiring careful environmental consideration due to its aquatic chronic toxicity classification.

9-hydroxyfluorene-9-carboxylic acid typically appears as a solid crystalline substance at room temperature due to its aromatic structure and hydrogen bonding capabilities. The presence of both hydroxyl and carboxylic acid groups influences its solubility characteristics, making it more soluble in polar solvents and aqueous solutions under appropriate pH conditions. The compound's stability and reactivity are influenced by its conjugated aromatic system combined with the functional groups present on the fluorene core structure.

9-hydroxyfluorene-9-carboxylic acid serves as an important intermediate in pharmaceutical synthesis and organic chemistry research. It is commonly utilized in the development of bioactive compounds and as a building block for more complex molecular structures. The compound finds applications in academic research institutions and pharmaceutical companies for drug discovery programs. Its unique structural features make it valuable for studying fluorescent properties and developing new materials with specific optical characteristics.

Safe handling of 9-hydroxyfluorene-9-carboxylic acid requires standard laboratory safety equipment including safety goggles, laboratory gloves, and protective clothing to prevent skin and eye contact. Work should be conducted in well-ventilated areas or under fume hoods to minimize inhalation exposure. Given its Aquatic Chronic 2 classification, particular attention must be paid to preventing environmental release. Personnel should be trained in proper handling procedures and emergency response measures before working with this substance.

9-hydroxyfluorene-9-carboxylic acid should be stored in tightly sealed containers in a cool, dry, and well-ventilated area away from direct sunlight and heat sources. The storage area must be equipped with appropriate containment measures to prevent environmental release, considering its aquatic toxicity classification. Keep the substance away from incompatible materials and ensure proper labeling with GHS09 pictograms. Regular inventory checks and proper documentation of storage conditions help maintain product quality and regulatory compliance.

In case of skin contact with 9-hydroxyfluorene-9-carboxylic acid, immediately remove contaminated clothing and wash the affected area thoroughly with soap and water for at least 15 minutes. For eye contact, rinse immediately with clean water for at least 15 minutes and seek medical attention. If inhaled, move the person to fresh air and monitor for respiratory distress. In case of ingestion, do not induce vomiting and seek immediate medical attention. Always consult safety data sheets for specific first aid measures.

Disposal of 9-hydroxyfluorene-9-carboxylic acid must be conducted according to local, national, and international environmental regulations due to its Aquatic Chronic 2 classification. The substance should never be released to sewers, waterways, or soil. Contact licensed hazardous waste disposal companies for proper treatment and disposal. Incineration at high temperatures in approved facilities is typically the preferred method. Always consult current waste disposal regulations and maintain proper documentation of disposal activities for regulatory compliance.

9-hydroxyfluorene-9-carboxylic acid is classified as ADR Class 9 (Miscellaneous Dangerous Goods), Packing Group III for transportation purposes. This classification requires specific packaging, labeling, and documentation according to international dangerous goods regulations. Transport containers must be properly sealed and labeled with appropriate hazard markings. Drivers and handlers should be trained in dangerous goods transportation requirements. Shipping documentation must include proper shipping names, hazard classes, and emergency contact information for safe transport across European borders.

9-hydroxyfluorene-9-carboxylic acid is subject to various regulatory frameworks including REACH registration requirements in Europe and CLP classification regulations. The compound is classified as Aquatic Chronic 2 under CLP, requiring appropriate hazard communication through GHS09 pictograms. It is not currently listed as a SVHC (Substance of Very High Concern). Companies must comply with registration, evaluation, and authorization requirements while ensuring proper risk assessment and management measures are implemented throughout the supply chain.

9-hydroxyfluorene-9-carboxylic acid is available through OYSI, a trusted European distributor of specialty chemicals serving research institutions and industrial customers across Europe. OYSI provides high-quality chemical products with proper documentation, safety data sheets, and regulatory compliance support. As a specialized chemical distributor, OYSI ensures reliable supply chain management and technical support for customers requiring this compound for research or industrial applications. Contact OYSI directly for availability, specifications, and delivery options in your region.