NMR-, mass-, and IR-spectroscopic study of the structures of 1-des-N-methylungerine and 1-des-N-methylhippeastrine
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The results of a comparative study of the NMR, mass, and IR spectra have shown that the structures proposed previously for 1-des-N-methylungerine and 1-des-N-methylhippeastrine are correct.
KeywordsAlkaloid HMDS Lactone Ring Methylenedioxy Deuterochloroform
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