CAS 10276-21-8 appears in our catalog under these names: Isophorone Oxide, Isophorone Oxide, Isophorone Oxide, >97.0%(GC), 4,4,6-Trimethyl-7-oxabicyclo[4.1.0]heptan-2-one 97%, 4,4,6-Trimethyl-7-oxabicyclo[4.1.0]heptan-2-one, 97%, 97%. Offered by: GLPBio, Biosynth, TCI, Ambeed, Chemat. Available pack sizes: 100g, 25g, 500g, 5g, 1000g, 1kg.