Conclusions
In the equilibrium of 5-phenyl-2,4,6-triisopropyl-1,3,5-dioxaphosphorinane and its derivatives the stereoisomer with nonequivalent protons on the carbon atoms attached to phosphorus is found predominantly in the twist form.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 7, pp. 1630–1634, July, 1980.
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Arbuzov, B.A., Erastov, O.A., Khetagurova, S.S. et al. Twist form in equilibrium of stereoisomers of 5-phenyl-2,4,6-triisopropyl-1,3,5-dioxaphosphorinane and its derivatives. Russ Chem Bull 29, 1174–1177 (1980). https://doi.org/10.1007/BF00949178
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DOI: https://doi.org/10.1007/BF00949178