CAS 4630-83-5 appears in our catalog under these names: Methyl 1-methylcyclopentanecarboxylate, 95%, Methyl 1-methylcyclopentanecarboxylate, 95%, 95%, Methyl 1-methylcyclopentane-1-carboxylate, 95%. Offered by: Combi-blocks, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 100mg.