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Kamano Y, Nogawa T, Yamashita A, Pettit GR. The 1H and 13C NMR Chemical Shift Assignments for Thirteen Bufadienolides Isolated from the Traditional Chinese Drug Ch'an Su. ACTA ACUST UNITED AC 2001. [DOI: 10.1135/cccc20011841] [Citation(s) in RCA: 12] [Impact Index Per Article: 0.5] [Reference Citation Analysis] [Abstract] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/05/2022]
Abstract
The 1H and 13C NMR spectra of thirteen natural bufadienolides, which were isolated from the Chinese drug Ch'an Su, were assigned using a combination of 2D NMR spectra that included 1H-1H COSY, NOESY, HMQC, and HMBC techniques.
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