2- ((Biotinoyl) amino) ethylmethanethiosulfonate White solid soluble in DMF or DMSO Store desiccated at -20°C C13H23N3O4S3 MW: 381.52 2- ((Biotinoyl) amino) ethylmethanethiosulfonate White solid soluble in DMF or DMSO Store desiccated at -20°C C13H23N3O4S3 1323343 MW: 381.52