2’,4,6,6’-Tetramethoxy-5-methyl-4’-pentyl-[1,1’-biphenyl]-2-carbaldehyde is an intermediate used in the synthesis of 8,10-Dihydroxy-cannabinol (D448803), which is a degradation compound of ∆9-Tetrahydro Cannabinol (T293200), the principal active constituent of cannabis.