CAS 1149-26-4 appears in our catalog under these names: N-Cbz-L-valine, min. 95 %, 500 g, N-Carbobenzyloxy-L-valine, N-Cbz-L-valine, Z-L-Val-OH, N-Benzyloxycarbonyl-L-valine, 99% . Offered by: Roth, Chemat Brand, TRC, Iris Biotech, Thermo Scientific (Alfa Aesar). Available pack sizes: 500g, on request, 1kg, 250g, 50g, 25g, 100g, 5g.