Conclusions
Condensation of androsta-5,16-diene-17-one with 1,3-dienes at high pressure proceeds nonselectively, and leads to two diastereomeric cycloadducts, while in the presence of anhydrous AlCl3 15Β,16Β-cycloadduct is formed stereospecifically.
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Translated from Izvestiya Akademii Nauk SSSR, Seriya Khimicheskaya, No. 9, pp. 2147–2151, September, 1982.
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Kamernitskii, A.V., Galakhova, T.N., Levina, I.S. et al. Transformed steroids 126. Synthesis and stereochemistry of isomeric androsta-D'-pentaranes (15,16-cyclohex-3′-enoandrostanes). Russ Chem Bull 31, 1896–1900 (1982). https://doi.org/10.1007/BF00952397
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DOI: https://doi.org/10.1007/BF00952397