Bulk: Compound is stable at 25 ± 2 °C under normal illumination or in the dark and at 45 °C for at least 4 weeks (HPLC).
Solution: An 8 mg/mL solution in water at room temperature (25 ± 2 °C) decomposes at an apparent linear rate of 0.20 ± 0.05% per hour over a 24 hour period.