CAS 21088-15-3 appears in our catalog under these names: 1-(3,4-Diethoxy-benzyl)-6,7-diethoxy-1,2,3,4-tetrahydro-isoquinoline, 95%, 1-(3,4-Diethoxybenzyl)-6,7-diethoxy-1,2,3,4-tetrahydroisoquinoline hydrochloride, 95%. Offered by: Combi-blocks. Available pack sizes: 1g, 250mg, 100mg, 5g, 10g.