2-(Bis(2-chloroethyl)amino)ethanesulfonic acid 4-04-00-03290 (Beilstein Handbook Reference) 98277-87-3 BRN 1781577 Ethanesulfonic acid, 2-(bis(2-chloroethyl)amino)- Taumustine Taurine, N,N-bis(2-chloroethyl)-