1292358-61-2Relevant articles and documents
"On water"-promoted direct alkynylation of isatins catalyzed by NHC-silver complexes for the efficient synthesis of 3-hydroxy-3-ethynylindolin- 2-ones
Fu, Xiao-Pu,Liu, Li,Wang, Dong,Chen, Yong-Jun,Li, Chao-Jun
supporting information; experimental part, p. 549 - 553 (2011/05/03)
The direct alkynylation of isatins catalyzed by NHC-Ag complexes via the activation of alkyne C-H bond on water was developed for the efficient synthesis of 3-hydroxy-3-ethynylindolin-2-ones under an air atmosphere. A remarkable rate-enhancement by water