An Intramolecular Nucleophile-Catalyzed Aldol-Lactonization (NCAL) Reaction of S-Aryl-(E)-6-oxohex-2-enethioate with N,N-4-Dimethylaminopyridine N-Oxide Posted on 2020年6月10日 by admin Hiroki Mandai,* Keita Shimowaki, Kohei Hongo, Koichi Mitsudo, and Seiji Suga* Heteroycycles 2017, 94, 492-502. DOI: 10.3987/COM-16-13614