e.g. Filippa Pettersson or Cancer Res. 75(6) , 1102-12, (2015) or 10.1002/anie.201600521
The Journal of organic chemistry
Preparation and Intramolecular [2+ 2]-Photocycloaddition of 1, 5-Dihydropyrrol-2-ones and 5, 6-Dihydro-1 H-pyridin-2-ones with C-, N-, and O-linked Alkenyl Side …
D Albrecht, B Basler, T Bach
Index: Gelin, Suzanne; Pollet, Patrick Synthetic Communications, 1980 , vol. 10, # 11 p. 805 - 812
... Volume: Page: Digital Object Identifier (DOI). ... Although compounds 1a 10 and 1b 11 have been previously reported, the yet unknown N-butyl product 1c was obtained in 70% yield. ...