The molecule is a 20-carbon, methyl-branched hydroxy fatty acid and intermediate in phytanic acid degradation; accumulates in patients with peroxisimal disorders. It is a (2S)-2-hydroxy monocarboxylic acid, a long-chain fatty acid, an isoprenoid and a 2-hydroxy fatty acid. It derives from a hexadecanoic acid and a hexadecanoate. It is a conjugate acid of a (2S)-2-hydroxyphytanate.
(2S)-2-hydroxy-3,7,11,15-tetramethylhexadecanoic acid