Benzenesulfonyl chloride, 2,4-dinitro-, 2,4-dinitrophenylsulfonyl chloride, 2,4-Dinitrobenzenesulfonyl chloride, 4-NO2-2-Nos-Cl, Benzenesulfonyl chloride,2,4-dinitro, 2,4-Dinitrobenzene-1-sulfonyl chloride, 2,4-Dinitrobenzenesulphonyl chloride, DNBS-chloride, 2,4-dinitrobenzene-sulfonyl chloride, 2,4-dinitrobenzylsulfonyl chloride