... -2-Methylpropane Sulfonic Acid Acrylamido Tertiary Butyl Sulfonic Acid AMPS ATBS Name: 2-Acrylamido-2-Methylpropane Sulfonic AcidSynonym: Acrylamido Tertiary Butyl ... , magnetic material and cosmetics etc. Acrylamido Tertiary Butyl Sulfonic Acid (ATBS)