16alpha-Methyl Epoxide (8-DM) Synonyms: 16a-MethylEpoxide; 8DM CAS: 24916-90-3 EINECS: 213-563-4 Assay: 98.5% min. Standard: BPEPUSP Packing: 1 kgfoil bag or tin; 5kgcardboard drum MF: C22H28O5 MW: 372.46 Character: Pale-Yellow Solid, mp 210-220C. Usage: A metabolite of Mometasone furoate. Dexamethasone intermediate.