The molecule is a cysteine thioether that is the S-(4-hydroxy-2-methylbutan-2-yl) derivative of L-cysteine. It is a major component of the urine of the domestic cat. It has a role as a pheromone. It is a L-cysteine thioether and a non-proteinogenic L-alpha-amino acid.
(2R)-2-amino-3-(4-hydroxy-2-methylbutan-2-yl)sulfanylpropanoic acid