The molecule is a Glu-Cys-Gly tripeptide derivative of glutathione distinguished by an additional sulfhydryl substituent on the S of Cys. It is a tripeptide, a L-cysteine derivative and a S-substituted glutathione. It derives from a glutathione. It is a conjugate acid of a S-sulfanylglutathionate(1-).
(2S)-2-amino-5-[[(2R)-1-(carboxymethylamino)-3-(disulfanyl)-1-oxopropan-2-yl]amino]-5-oxopentanoic acid