CAS 2983-38-2 appears in our catalog under these names: Ethyl 2-Ethylbutyrate, Ethyl 2-Ethylbutyrate, >99.0%(GC), Ethyl 2-ethylbutanoate, 98%, 98%, 2-Ethyl-n-butyric acid ethyl ester, 98%, 2-ETHYL-N-BUTYRIC ACID ETHYL ESTER, 97%. Offered by: Biosynth, TCI, Chemat, Combi-blocks, Fluorochem. Available pack sizes: 0,25g, 2,5g, 25ml, 500ml, 5g, 10g, 25g, 100g.