[reaction: see text] Following protection, keto alcohols 4 [from (+)-isomenthone] undergo reduction to 1,3-diol 6 (S configuration at the new stereocenter). Organometallic C-nucleophiles add to the carbonyl with the same facial selectivity as hydride, providing multifunctional derivatives, e.g., 8
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Ziziphora tenuior L. (Lamiaceae) is a medicinal plant in Jordan, which is included in various antimicrobial, antiseptic, expectorant and wound healing preparations. It is used for the treatment of cough, stomach ache, dysentery, fever, uterus infection, gut inflammation and painful