CAS 75514-37-3 appears in our catalog under these names: (2R,2′R,3R,3′R,9S)-2,2′,3,3′-Tetrahydro-5,5′,6,6′,8,8′-hexahydroxy-2,2′,3,3′-tetramethyl[9,9′-bi-4H-naphtho[2,3-b]pyran]-4,4′-dione, ≥95%, ≥95%, Chaetochromin A, 99.23%. Offered by: Chemat, MedChemExpress. Available pack sizes: 5mg, 1 mg, 5 mg, 10 mg.