Isoflavidinin and iso-oxoflavidinin,two 9,10-dihydrophenanthrenes from the orchids Pholidota articulata, Otochilus porecta and Otochilus fusca |
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| Authors: | Priyalal Majumder Achintya Kumar Sarkar Jayati Chakraborti |
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| Institution: | Department of Chemistry, University College of Science, Calcutta, 700009, India |
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| Abstract: | The structures of isoflavidinin and iso-oxoflavidinin, two new modified 9, 10-dihydrophenanthrenes of the orchids Pholidota articulata, Otochilus porecta and O. fusca have been established. 13C NMR spectral analysis of isoflavidinin acetate was made to confirm its structure. |
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| Keywords: | Orchidaceae isoflavidinin iso-oxoflavidinin modified 9 10-dihydrophenanthrenes |
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