Development of a Continuous Schotten–Baumann Route to an Acyl Sulfonamide
Contributor(s):: White, Timothy D., Berglund, K. Derek, Groh, Jennifer McClary, Johnson, Martin D., Yates, Matthew H.
The development and scale-up of a synthetic route to tasisulam sodium (5-bromo-thiophene-2-sulfonic acid 2,4-dichlorobenzoylamide sodium salt, hereafter referred to as tasisulam) utilizing continuous Schotten–Baumann reaction conditions is disclosed. A new synthetic route for the cytotoxic API...