Is 1,8-Dihydroxy-3-methoxy-6-methyl-9,10-anthraquinone (CAS: 521-61-9) safe?

1,8-Dihydroxy-3-methoxy-6-methyl-9,10-anthraquinone (CAS: 521-61-9) is generally considered safe when handled according to standard chemical safety protocols. However, it may cause mild skin or eye irritation upon contact. Safety precautions include wearing protective gloves, goggles, and ensuring adequate ventilation. It is not classified as toxic or carcinogenic, but proper handling is essential to avoid exposure and ensure compliance with OSHA and EPA guidelines.