CAS 1290540-34-9 appears in our catalog under these names: 9–(tert–Butoxy)–9–oxononanoic acid, 9-(tert-Butoxy)-9-oxononanoic acid 97%, 9-(tert-Butoxy)-9-oxononanoic acid, 95%, Nonanedioicacidmono-tert-butylester, 97%, 97%, Boc-C7-COOH, 98.0%. Offered by: GLPBio, Ambeed, Fluorochem, Chemat, MedChemExpress. Available pack sizes: 1g, 250mg, 100mg, 5g, 25g, 10g, 50g, 250 mg.