Process development for ABT-472, a benzimidazole PARP inhibitor

JH Barkalow, J Breting, BJ Gaede…

Index: Organic Process Research and Development, , vol. 11, # 4 p. 693 - 698

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Citation Number: 20

Abstract

... Organic Process Research & Development. ... The process was successfully scaled up to provide 8.5 kg of final product of >99% purity in 33% yield ... 13 Calorimetry during the direct addition procedure showed an exotherm of −140 kJ/mol, consistent with the calculated exotherm for ...