CAS 59557-05-0 appears in our catalog under these names: Butanoic acid, 3-oxo-, (1r,2s,5r)-5-methyl-2-(1-methylethyl)cyclohexyl ester, 95%, (1S，2R，5S)–5–methyl–2–(propan–2–yl)cyclohexyl 3–oxobutanoate, Butanoic acid, 3-oxo-,(1R,2S,5R)-5-methyl-2-(1-methylethyl)cyclohexyl ester. Offered by: Combi-blocks, GLPBio, Chemat. Available pack sizes: 1g, 250mg, 100mg.