Conclusions
Replacement of the 21-acetate group in 3β,21-diacetoxypregna-5,16-dien-20-one by a tetrahydropyranyl group leads to reaction with S,S-diphenylsulfimine with formation of the 16,17α-aziridine.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 4, pp. 893–895, April, 1984.
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Kamernitskii, A.V., Istomina, Z.I., Turuta, A.M. et al. Transformations of steroids communication 135. Improved method of synthesis of 16,17α-epiminopregnenolone with a corticoid side chain. Russ Chem Bull 33, 821–824 (1984). https://doi.org/10.1007/BF00947841
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DOI: https://doi.org/10.1007/BF00947841