CAS 83-45-4 appears in our catalog under these names: Stigmastanol, >95% (HPLC), Stigmastanol/ 98.07% (existing batch purity), Sitostanol, β-Sitostanol, Stigmastanol. Offered by: TRC, TargetMol, GLPBio, Biosynth, Sigma-Aldrich. Available pack sizes: 100mg, 1g, 50mg, 1mg, 5mg, 10mg, 25mg, 2mg.