CAS 18942-46-6 appears in our catalog under these names: Boc-L-Cys(4-MeOBzl)-OH, 97%, Boc–Cys(pMeOBzl)–OH, Boc-L-Cys(Mob)-OH, Boc-Cys(MBzl)-OH, Boc-Cys(pMeOBzl)-OH, 98%, 98%. Offered by: Combi-blocks, GLPBio, Iris Biotech, Biosynth, Chemat. Available pack sizes: 1g, 25g, 5g, 100g, 500g.