CAS 5870-62-2 appears in our catalog under these names: 3-Hydroxycyclopent-2-en-1-one, 95%, 3-Hydroxycyclopent-2-en-1-one, 97%, 3-Hydroxycyclopent-2-en-1-one, ≥95%, ≥95%. Offered by: Combi-blocks, AmBeed, Chemat. Available pack sizes: 250mg, 5g, 1g, 50mg, 100mg.