2-(p-Chlorophenylsulfonyl)ethyl]trimethylammonium bromide 73664-00-3 Ammonium, [2-(p-chlorophenylsulfonyl)ethyl]trimethyl-, bromide Ethanaminium, 2-[(4-chlorophenyl)sulfonyl]-N,N,N-trimethyl-, bromide NSC202612 WLN: GR DSW2K1&1&1 &E