CAS 61855-04-7 appears in our catalog under these names: 5-(Methoxymethyl)thiophene-2-carboxylic acid, 95%, 5-(Methoxymethyl)thiophene-2-carboxylic acid, 95+%, 5-(Methoxymethyl)thiophene-2-carboxylic acid, ≥95%, ≥95%, 5-Methoxymethyl-thiophene-2-carboxylic acid. Offered by: Combi-blocks, AmBeed, Chemat, Fluorochem. Available pack sizes: 250mg, 1g, 10g, 5g.