The molecule is the principal sulfolipid class of virulent human Mycobacterium tuberculosis strain H(37)Rv. It is a sulfoglycolipid and a polyacyl alpha,alpha-trehalose derivative. It derives from an alpha,alpha-trehalose. It is a conjugate acid of a sulfolipid-1(1-).
[(2R,3S,4S,5R,6R)-6-[(2R,3R,4S,5R,6R)-3-hexadecanoyloxy-5-hydroxy-4-[(2S,4S,6S,8S,10R,12R,14R,16R,17R)-17-hydroxy-2,4,6,8,10,12,14,16-octamethyldotriacontanoyl]oxy-6-[[(2S,4S,6S,8S,10S,12S,14S,16S)-2,4,6,8,10,12,14,16-octamethyldotriacontanoyl]oxymethyl]oxan-2-yl]oxy-3,4-dihydroxy-5-sulfooxyoxan-2-yl]methyl (2S,4S,6S,8S,10R,12R,14R,16R,17R)-17-hydroxy-2,4,6,8,10,12,14,16-octamethyldotriacontanoate