CAS 7669-54-7 appears in our catalog under these names: 2-Nitrobenzenesulfenyl chloride, 95%, 2–Nitrophenylsulfenyl Chloride, 2-Nitrobenzenesulfenyl chloride, 97% , 2-Nitrophenylsulfenyl Chloride [N-Protecting Agent for Peptides Research], >95.0%(GC)(T), 2-Nitrobenzenesulfenyl chloride, 98%. Offered by: Combi-blocks, GLPBio, Thermo Scientific (Alfa Aesar), TCI, Thermo Scientific (Acros). Available pack sizes: 1g, 25g, 100g, 5g, 10g, 50g.