CAS 121263-19-2 appears in our catalog under these names: Calphostin C, Calphostin C, Calphostin C, 95% , Calphostin C, 95.00%, CALPHOSTIN C FROM CLADOSPORIUM &. Offered by: TargetMol, GLPBio, Thermo Scientific (Alfa Aesar), Chemat, Sigma-Aldrich. Available pack sizes: 100ug, 500ug, 100microg, 1mg, .1MG, 100 μg.