User:1115crocodileov

The organochlorine PCP (pentachlorophenol,C6Cl5OH) is a wood preservative biocide.

Structure
PCP is a polychlorinated aromatic:

Degradation
PCP is degraded by some bacteria, including Sphingobacterium chlorophenolicum

PCP → TCHQ → TriCHQ → DCHQ → 2.4-dichloro-3-hydroxy-cis,cis-muconic semialdehyde