CAS 39058-44-1 appears in our catalog under these names: Butyrophenone-2',3',4',5',6'-d5, 97 atom % D, min 98% Chemical Purity, BUTYROPHENONE–2'，3'，4'，5'，6'–D5, Butyrophenone-d5. Offered by: CDN, GLPBio, MedChemExpress. Available pack sizes: 1g, 0,5g, 10mg, 1 mg.