CAS 34695-46-0 appears in our catalog under these names: Boc-lys(tfa)-osu, 95%, (S)-2,5-Dioxopyrrolidin-1-yl 2-((tert-butoxycarbonyl)amino)-6-(2,2,2-trifluoroacetamido)hexanoate, 97%. Offered by: Combi-blocks, AmBeed. Available pack sizes: 1g, 25g, 5g.