CAS 3970-40-9 appears in our catalog under these names: 2–Chloro–3–nitrotoluene, 2-Chloro-3-nitrotoluene, >98.0%(GC), 2-Chloro-3-nitrotoluene, 2-Chloro-3-nitrotoluene 98%, 2-CHLORO-3-NITROTOLUENE, 98%. Offered by: GLPBio, TCI, Biosynth, Ambeed, Sigma-Aldrich. Available pack sizes: 100g, 25g, 1g, 10g, 5g, 500g, 1000g, 1x100mg.