Argatroban Impurity A Catalogue A176411 CAS 1448301-07-2 M.W 553.64 M.F C23H35N7O7S Specifications FAQs Synonyms:(2R,4R)-4-methyl-1-(N2-((3-methyl-1,2,3,4-tetrahydroquinolin-8-yl)sulfonyl)-Nw-nitro-L-arginyl)piperidine-2-carboxylic acid