4,4'-Dihydroxybenzophenone
4,4′-Dihydroxybenzophenone is an organic compound with the formula (HOC6H4)2CO. This off-white solid is a precursor to, or a degradation product of, diverse commercial materials. It is a potential endocrine disruptor.
Source: Wikipedia — 4,4'-Dihydroxybenzophenone (CC BY-SA 4.0)