1,8a-Dihydroindolizines as Components of
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Dipl.-Chem. G. Hauck; Prof. Dr. H. Dürr
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Article
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1979
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John Wiley and Sons
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English
⚖ 224 KB
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fluorine atoms are brought closer together (see Fig. 2). The distance between the axial fluorine atoms and the hydrogen atoms is only 240 pm; however, no evidence of H...F bridges is apparent from the spectroscopic data. The SCF geometrical optimization shows that the isomer with an equatorially or