CAS 20905-35-5 appears in our catalog under these names: Trimethylene borate, 2,2′-[1,3-Propanediylbis(oxy)]bis[1,3,2-dioxaborinane], 98%, 98%, Trimethylene borate. Offered by: GLPBio, Chemat, Fluorochem. Available pack sizes: 100g, 25g, 1g, 5g, 100mg, 250mg.