Synonyms: PSS-(3-MERCAPTO)PROPYL-HEPTAISOBUTYL SU&;1-(3-MERCAPTO)PROPYL-3,5,7,9,11,13,15-ISO BUTYLPENTACYCLO-OCTASILOXANE;pss-(3-mercapto)propyl-heptaisobutyl substituted;Mercaptopropylisobutyl-POSS(R), POSS(R)-Mercaptopropyl-isobutyl substituted, 1-(3-Mercapto)propyl-3,5,7,9,11,13,15-isobutylpentacyclo[9.5.1.13,9.15,15.17,13]octasiloxane