94786-85-3Relevant academic research and scientific papers
REARRANGEMENT APPROACHES TO CYCLIC SKELETONS. V. FORMAL BRIDGEHEAD SUBSTITUTION OF 1-METHOXYBICYCLONON-6-EN-2-ONES AND ITS APPLICATION TO A TOTAL SYNTHESIS OF (+/-)-WIDDROL
Uyehara, Tadao,Yamada, Jun-Ichi,Furuta, Toshiaki,Kato, Tadahiro,Yamamoto, Yoshinori
, p. 5605 - 5620 (2007/10/02)
The C-1 methoxy group of bicyclonon-6-en-2-ones is replaced by alkyl, alkenyl, and aryl groups or hydrogen with inversion of the absolute configuration via the two-step sequence consists of Grignard reaction or reduction of the carbonyl followed by
ALKOXIDE-ACCELERATED SIGMATROPIC SHIFTS OF BICYCLONON-6-EN-2-OLS. SUBSTITUENT EFFECTS AND TANDEM - SIGMATROPIC REARRANGEMENTS
Uyehara, Tadao,Ohmori, Kazuhiro,Kabasawa, Yasuhiro,Kato, Tadahiro
, p. 1879 - 1882 (2007/10/02)
Bicyclonon-6-en-2-ols are shown to undergo sigmatropic shifts under the influence of KH and 18-crown-6.A series of the 2-endo-vinyl alcohols were transformed into the ring-expanded ketones, bicycloundec-8-en-4-ones, via the tandem - sigmatropic rearrangements.
