01330nas a2200157   4500008004100000022001400041245014200055210006900197260010600266300001400372490000700386520060100393100002400994700002501018856012901043       2012                        eng d  a0957-416600aEnantioselective synthesis of the essential oil and pheromonal component ar-himachalene by a chiral pool and chirality induction approach0 aEnantioselective synthesis of the essential oil and pheromonal c  aTHE BOULEVARD, LANGFORD LANE, KIDLINGTON, OXFORD OX5 1GB, ENGLANDbPERGAMON-ELSEVIER SCIENCE LTDcOCT  a1410-14150 v233 a<p>The enantioselective synthesis of both isomers of ar-himachalene has been achieved starting from enantiomerically pure citronellal and p-methyl alpha-methyl styrene as an application of a chiral pool and chirality induction approach, respectively. The key reactions involved in the synthesis include the Sharpless asymmetric dihydroxylation for the induction of chirality at benzylic carbon bearing the methyl group and the use of a hypervalent iodine reagent or trimethylsilyldiazomethane (TMSCHN2) for the six to seven membered ring expansion. (C) 2012 Elsevier Ltd. All rights reserved.</p>1 aChavan, Subhash, P.1 aKhatod, Harshali, S.  uhttps://library.ncl.res.in/content/enantioselective-synthesis-essential-oil-and-pheromonal-component-ar-himachalene-chiral-0