221665-93-6Relevant articles and documents
A synthesis of 3-fluoroindoles and 3,3-difluoroindolines by reduction of 3,3-difluoro-2-oxindoles using a borane tetrahydrofuran complex
Torres, Jose C.,Garden, Simon J.,Pinto, Angelo C.,Da Silva, Filipe S. Q.,Boechat, Nubia
, p. 1881 - 1892 (1999)
A borane tetrahydrofuran complex has been used to study the reduction of 3,3-difluoro-2-oxindoles and been found to yield either 3-fluoroindoles or 3,3-difluoroindolines. The latter have been found to be reasonably stable when the aromatic nucleus is subs