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tosylarginine methyl ester

(Science: chemical) N(2)-(p-tolylsulfonyl)-l-arginine, methyl ester. Arginine derivative which is a substrate for many proteolytic enzymes. As a substrate for the esterase from the first component of complement, it inhibits the action of c(l) on c(4).

Chemical name: L-Arginine, N2-((4-methylphenyl)sulfonyl)-, methyl ester