CAS 1271728-08-5 appears in our catalog under these names: 4-Pregnen-17alpha,21-diol-3,20-dione-21,21-d2, 98 atom % D, min 98% Chemical Purity, Cortodoxone–d2, Cortodoxone-d2, 99.00%. Offered by: CDN, GLPBio, MedChemExpress. Available pack sizes: 0,01g, 0,005g, 500μg, 1mg, 500 μg, 1 mg.