10.1021/co3001296.s001 Nitin S. Nandurkar Nitin S. Nandurkar N. N. Bhuvan Kumar N. N. Bhuvan Kumar Olga A. Mukhina Olga A. Mukhina Andrei G. Kutateladze Andrei G. Kutateladze Photoassisted Access to Enantiopure Conformationally Locked Ribofuranosylamines Spiro-Linked to Oxazolidino-Diketopiperazines. American Chemical Society 2013 Photoassisted Access photogeneration Enantiopure Conformationally cycloaddition enantiopure polyheterocycles scaffold access furoyl pendants aldehyde aminoacetal serine Ribofuranosylamine azaxylylene conformationally 2013-01-14 00:00:00 Journal contribution https://acs.figshare.com/articles/journal_contribution/Photoassisted_Access_to_Enantiopure_Conformationally_Locked_Ribofuranosylamines_Spiro_Linked_to_Oxazolidino_Diketopiperazines_/2452693 N-Furoylated l-threonine-, serine-, or cysteine-based aminoacetals are coupled with <i>o</i>-aminoketones or aldehydes to offer rapid access to diverse enantiopure polyheterocycles possessing conformationally locked aminoglycoside-containing molecular scaffolds. The key step involves photogeneration of azaxylylenes which undergo [4 + 4] or [4 + 2] cycloadditions to the tethered furoyl pendants.