1,3-Indandione (indanedione) is an organic compound with the molecular formula C9H6O2. Chemically, it is a β-diketone. In standard conditions it is referred to in different sources as either a colorless or yellowish, green, or (most commonly) yellow solid.
Appearance & Physical State
Beige to brown powder.
Stable under normal temperatures and pressures.
Store in a cool, dry place. Keep container closed when not in use.