CAS 51147-99-0 appears in our catalog under these names: 4,5-Dichloro-1H-pyrrole-2-carbonitrile, 95+%, 4,5-Dichloro-1H-pyrrole-2-carbonitrile, 96%, 96%, 4,5-Dichloro-1H-pyrrole-2-carbonitrile, 96%. Offered by: AmBeed, Chemat, Fluorochem. Available pack sizes: 1g, 100mg, 250mg.