CAS 20595-45-3 appears in our catalog under these names: (2E)-3-(2,4-Dichlorophenyl)acrylic acid, (E)-3-(2,4-Dichlorophenyl)acrylic acid, 98%, 2-Propenoic acid, 3-(2,4-dichlorophenyl)-, (2E)-, 98%, trans-2,4-Dichlorocinnamic acid, 98%, trans–2,4–Dichlorocinnamic Acid. Offered by: Biosynth, Ambeed, BLDpharm, Fluorochem, Chemat. Available pack sizes: 1000mg, 2000mg, 5000mg, 10000mg, 25g, 100g, 5g, 50g.