What precautions should be taken when handling 9,9'-Spirobi[fluorene]-2,2'-diamine (CAS: 67665-45-6)?

When handling 9,9'-Spirobi[fluorene]-2,2'-diamine (CAS: 67665-45-6), it is essential to use personal protective equipment (PPE) such as gloves, goggles, and a lab coat. Work should be conducted in a well-ventilated fume hood to minimize exposure. Spills should be cleaned up immediately using appropriate absorbent materials and disposed of according to local regulations. The material safety data sheet (MSDS) should be consulted for detailed information on safe handling and storage. The compound is generally non-toxic but should be handled with care to avoid skin contact or inhalation of dust.