CAS 27613-27-0 appears in our catalog under these names: 3-Oxo-1,3-dihydroisobenzofuran-1-carbonitrile, 98%, 3-CYANOPHTHALIDE, 3-Oxo-1,3-dihydroisobenzofuran-1-carbonitrile, 95%, 95%, 3-Oxo-1,3-dihydroisobenzofuran-1-carbonitrile, 95%. Offered by: AmBeed, Sigma-Aldrich, Chemat, Fluorochem. Available pack sizes: 5g, 1G, 100mg, 250mg.