CAS 7371-67-7 appears in our catalog under these names: trans-Dimethyl cyclobutane-1,2-dicarboxylate, 98%, trans-Dimethyl cyclobutane-1,2-dicarboxylate, 97%, 97%. Offered by: AmBeed, Chemat. Available pack sizes: 100mg, 250mg, 500mg, 1g, 5g, 10g, 25g.