%0 Journal Article %T Total Synthesis of (-)-(7S,10R)-Calamenene and (-)-(7S,10R)-2-Hydroxycalamenene by Use of a Ring-Closing Metathesis Reaction. A Comparison of the cis- and trans-Isomers %A Katsuyuki Nakashima %A Masashi Imoto %A Masakazu Sono %A Motoo Tori %A Fumihiro Nagashima %A Yoshinori Asakawa %J Molecules %D 2002 %I MDPI AG %R 10.3390/70700517 %X The title compounds have been synthesized starting from l-menthone by application of a ring-closing metathesis reaction to confirm their reported absolute and relative stereochemistry. Comparisons of the NMR spectra and specific rotations are also discussed. %K Calamenene %K hydroxycalamenene %K ring closing metathesis %K absolute configuration %K sesquiterpene %U http://www.mdpi.com/1420-3049/7/7/517