It’s only fair to share… Isotretinoin Title: Isotretinoin CAS Registry Number: 4759-48-2 CAS Name: 13-cis-Retinoic acid Additional Names: 2-cis-vitamin A acid; neovitamin A acid Manufacturers’ Codes: Ro-4-3780 Trademarks: Accutane (Roche); Isotrex (Stiefel); Oratane (Douglas); Roaccutane (Roche) Molecular Formula: C20H28O2 Molecular Weight: 300.44 Percent Composition: C 79.95%, H 9.39%, O 10.65% Literature References: Naturally occurring metabolite of vitamin A, q.v.; inhibits sebum production. Prepn: C. D. Robeson et …