relation: http://d-scholarship-dev.library.pitt.edu/19242/ title: Density functional theory calculation of 13C NMR shifts of diazaphenanthrene alkaloids: Reinvestigation of the structure of samoquasine A creator: Timmons, C creator: Wipf, P description: (Chemical Equation Presented) The 13C NMR shifts of 48 diazaphenanthrene-type alkaloids have been calculated at the B3LYP/6-311+G(2d,p) level of theory. The results support the structural reassignment of samoquasine A as 2. © 2008 American Chemical Society. date: 2008-11-21 type: Article type: PeerReviewed format: text/plain language: en rights: attached identifier: http://d-scholarship-dev.library.pitt.edu/19242/1/licence.txt identifier: Timmons, C and Wipf, P (2008) Density functional theory calculation of 13C NMR shifts of diazaphenanthrene alkaloids: Reinvestigation of the structure of samoquasine A. Journal of Organic Chemistry, 73 (22). 9168 - 9170. ISSN 0022-3263 relation: 10.1021/jo801735e