CAS 3770-50-1 appears in our catalog under these names: Ethyl Indole–2–carboxylate, Ethyl indole-2-carboxylate/ 99.69% (existing batch purity), Ethyl indole-2-carboxylate, 98+% , Indole-2-carboxylic acid ethyl ester, Ethyl indole-2-carboxylate, 97%. Offered by: GLPBio, TargetMol, Thermo Scientific (Alfa Aesar), Biosynth, Thermo Scientific (Acros). Available pack sizes: 100g, 250g, 10g, 5g, 25g, 0,25kg, 0,5kg, 1kg.