title: Rhodium-catalyzed spirocyclic sultam synthesis by [3+2] annulation with cyclic N-sulfonyl ketimines and alkynes.
authors.affiliation: Key Laboratory of Drug-Targeting and Drug Delivery System of the Education Ministry, Department of Medicinal Chemistry, West China School of Pharmacy, Sichuan University, Chengdu, 610041 (China), Fax: (+86) 28 85503538. dongl@scu.edu.cn.
authors.forename: Lin
authors.initials: L
authors.lastname: Dong
authors.forename: Chuan-Hua
authors.initials: CH
authors.lastname: Qu
authors.forename: Ji-Rong
authors.initials: JR
authors.lastname: Huang
authors.forename: Wei
authors.initials: W
authors.lastname: Zhang
authors.forename: Qian-Ru
authors.initials: QR
authors.lastname: Zhang
authors.forename: Jin-Gen
authors.initials: JG
authors.lastname: Deng
mesh_terms: D000480:Alkynes / Q000737:chemistry*; D002384:Catalysis; D003500:Cyclization; D007097:Imines / Q000737:chemistry*; D008958:Models, Molecular; D009570:Nitriles / Q000737:chemistry*; D012238:Rhodium / Q000737:chemistry*; D013141:Spiro Compounds / Q000138:chemical synthesis* / Q000737:chemistry; D013449:Sulfonamides / Q000138:chemical synthesis* / Q000737:chemistry
chemical_list: D000480:Alkynes; D007097:Imines; D009570:Nitriles; D013141:Spiro Compounds; D013449:Sulfonamides; C480101:beta-sultam; C542835:ketimine; D012238:Rhodium
keywords: CH activation; Grignard-type cyclization; alkyne; rhodium; spirocyclic sultams