Sumnary : Oiethylphosphoryl methanesulphonates 2 and 4 were readily converted into cu,p-unsa- \_ \_ turated sulphonates by successive treatment with n-8uLi and aldehydes or ketones. Epoxidation of esters 5 with t-butyl hydroperoxide in the presence of Triton 6 yielded stereoselectively \_ salts of t
A new simple conversion of α,β-unsaturated carbonyl compounds into their corresponding cyclopropyl ketones and esters
✍ Scribed by U. Mende; B. Radüchel; V. Skuballa; H. Vorbrüggen
- Publisher
- Elsevier Science
- Year
- 1975
- Tongue
- French
- Weight
- 164 KB
- Volume
- 16
- Category
- Article
- ISSN
- 0040-4039
No coin nor oath required. For personal study only.
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The Organoselenium-Mediated Reduction of α,β-Epoxy Ketones, α,β-Epoxy Esters, and Their Congeners to β-Hydroxy Carbonyl Compounds: Novel Methodologies for the Synthesis of Aldols and Their Analogues. -The reduction of the title compounds with Na[PhSeB(OEt) 3 ] (prepared by reduction of (PhSe) 2 wi