CAS 74829-49-5 appears in our catalog under these names: 1,4-Butane-d8-diol, 98 atom % D, min 98% Chemical Purity, 1,4-Butane-d8-diol, 1,4-BUTANDIOL-1,1,2,2,3,3,4,4-D8 98 ATOM, D8-1,4-Butandiol. Offered by: CDN, Biosynth, Sigma-Aldrich, HPC Standards. Available pack sizes: 1g, 0,5g, 100mg, 250mg, 1x10mg.