CAS 31687-58-8 appears in our catalog under these names: Boc-L-His(Boc)-OH*DCHA, N,N'-Di-Boc-L-histidine dicyclohexylammonium salt, 95% , N,1-Di-Boc-L-histidine dicyclohexylammonium salt, 98% , Boc-His(Boc)-OH dicyclohexylammonium salt, 98.00%, Boc-His(Boc)-OH·DCHA 97%. Offered by: Iris Biotech, Thermo Scientific (Alfa Aesar), Chemat, Ambeed, MedChemExpress. Available pack sizes: 5g, 25g, 100g, 1g, 10g, 500g, 5 g, 25 g.