Photoinduced molecular transformations. Part 132. A two-step intramolecular transposition of the 17β-acetyl group of pregnan-20-one to C-18 through the formation of cyclobutanols by the reaction of the excited carbonyl, followed by a selective β-scission of alkoxyl radicals generated from them-Reference-Cited by-同舟云学术

Photoinduced molecular transformations. Part 132. A two-step intramolecular transposition of the 17β-acetyl group of pregnan-20-one to C-18 through the formation of cyclobutanols by the reaction of the excited carbonyl, followed by a selective β-scission of alkoxyl radicals generated from them

Published:1992 Issue:14 Volume: Page:1843-1848
ISSN:0300-922X
Container-title:J. Chem. Soc., Perkin Trans. 1
language:en
Short-container-title:J. Chem. Soc., Perkin Trans. 1

Author:

Suginome Hiroshi,Nakayama Yutaka

Publisher

Royal Society of Chemistry (RSC)

Link

http://pubs.rsc.org/en/content/articlepdf/1992/P1/P19920001843

Reference28 articles.

1. Photoinduced molecular transformations. Part 131. Synthesis of 18-norsteroids, deoxofukujusonorone and the related steroids, based on a selective β-scission of alkoxyl radicals as the key step

2. For reviews see M.Akhtar, in Advances in Photochemistry, Interscience, New York, 1964, vol. 2, p. 263;

3. Intramolekulare Radikalreaktionen

4. Die Hypojodit-Reaktion (Verfahren zur intramolekularen Substitution an nicht-aktivierten C-Atomen)

5. K. Heusler and J.Kalvoda, in Organic Reactions in Steroid Chemistry, ed. J. Fried and J. A. Edwards, Van Nostrand Reinhold, New York, 1972, vol. 2, p. 23.

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