CAS 195142-72-4 appears in our catalog under these names: 3-Butyl-5-hydroxyphthalide, Dihydrosenkyunolide C 98+%, 3-Butyl-5-hydroxyisobenzofuran-1(3H)-one, 95%, 95%, 3-Butyl-5-hydroxyphthalate, 99.82%. Offered by: Biosynth, Ambeed, Chemat, MedChemExpress. Available pack sizes: 25mg, 10mg, 50mg, 100mg, 250mg, 1g, 10 mg, 50 mg.