2-(Carboxymethylmercapto)-4,5-dihydro-1,3,2-dithiarsenole 3-03-00-00425 (Beilstein Handbook Reference) 7749-05-5 Acetic acid, (1,3,2-dithiarsolan-2-ylthio)- Acetic acid, (dihydro-1,3,2-dithiarsenol-2-ylmercapto)- BRN 1708636 NSC 71381