Application of 2d-nmr spectroscopy in the structural determination of a new tobacco cembranoid |
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Authors: | Toshiaki Nishida Inger Wahlberg Kerstin Nordfors Carmen Vogt Curt R Enzell |
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Institution: | Research Department, Swedish Tobacco Company, P.O. Box 17007, S-104 62 Stockholm, Sweden. |
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Abstract: | Proton-proton shift correlated 2D-NMR spectroscopy has been used to determine the structure of a new tobacco cembranoid as (1,2,4,6,7)-4,6-dihy-droxy-2,7,12(20)-cembratrien-11-one (1). This assignment has been verified by chemical means. |
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