Abstract
<jats:title>Abstract</jats:title> <jats:p> <jats:chem-struct-wrap> <jats:chem-struct> <jats:graphic xmlns:xlink="http://www.w3.org/1999/xlink" position="anchor" xlink:href="urn:x-wiley:9780470842898:media:rm152s:nrm152ssf.001"> <jats:alt-text>image</jats:alt-text> </jats:graphic> </jats:chem-struct> </jats:chem-struct-wrap> </jats:p> <jats:p> <jats:table-wrap position="anchor"> <jats:table frame="hsides" rules="all"> <jats:col/> <jats:col/> <jats:col/> <jats:tbody> <jats:tr> <jats:td>(X = Cl)</jats:td> <jats:td/> <jats:td/> </jats:tr> <jats:tr> <jats:td> <jats:italic>[</jats:italic> <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="cas-registration-number" xlink:href="32916-51-1"> <jats:italic>32916‐51‐1</jats:italic> </jats:ext-link> <jats:italic>]</jats:italic> </jats:td> <jats:td> C <jats:sub>5</jats:sub> H <jats:sub>9</jats:sub> ClMg </jats:td> <jats:td>(MW 128.90)</jats:td> </jats:tr> </jats:tbody> </jats:table> </jats:table-wrap> </jats:p> <jats:p> InChI = <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="inchi" xlink:href="InChI=1S/C5H9.ClH.Mg/c1-4-5(2)3;;/h4H,1H2,2-3H3;1H;/q;;+1/p-1">1S/C5H9.ClH.Mg/c1‐4‐5(2)3;;/h4H,1H2,2‐3H3;1H;/q;;+1/p‐1</jats:ext-link> </jats:p> <jats:p> InChIKey = <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="inchi" xlink:href="InChIKey=LICPNZOGRCGBTL-UHFFFAOYSA-M">LICPNZOGRCGBTL‐UHFFFAOYSA‐M</jats:ext-link> </jats:p> <jats:p> <jats:table-wrap position="anchor"> <jats:table frame="hsides" rules="all"> <jats:col/> <jats:col/> <jats:col/> <jats:tbody> <jats:tr> <jats:td>(X = Br)</jats:td> <jats:td/> <jats:td/> </jats:tr> <jats:tr> <jats:td> <jats:italic>[</jats:italic> <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="cas-registration-number" xlink:href="63847-45-0"> <jats:italic>63847‐45‐0</jats:italic> </jats:ext-link> <jats:italic>]</jats:italic> </jats:td> <jats:td> C <jats:sub>5</jats:sub> H <jats:sub>9</jats:sub> BrMg </jats:td> <jats:td>(MW 173.35)</jats:td> </jats:tr> </jats:tbody> </jats:table> </jats:table-wrap> </jats:p> <jats:p> InChI = <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="inchi" xlink:href="InChI=1S/C5H9.BrH.Mg/c1-4-5(2)3;;/h4H,1H2,2-3H3;1H;/q;;+1/p-1">1S/C5H9.BrH.Mg/c1‐4‐5(2)3;;/h4H,1H2,2‐3H3;1H;/q;;+1/p‐1</jats:ext-link> </jats:p> <jats:p> InChIKey = <jats:ext-link xmlns:xlink="http://www.w3.org/1999/xlink" ext-link-type="inchi" xlink:href="InChIKey=LPZLSASBWHZOMX-UHFFFAOYSA-M">LPZLSASBWHZOMX‐UHFFFAOYSA‐M</jats:ext-link> </jats:p> <jats:p>(terpene synthesis)</jats:p> <jats:p> <jats:list list-type="simple"> <jats:list-item> <jats:p> <jats:italic>Alternate Names:</jats:italic> chloro(3‐methyl‐2‐butenyl)magnesium; prenylmagnesium chloride. </jats:p> </jats:list-item> <jats:list-item> <jats:p> <jats:italic>Physical Data:</jats:italic> <jats:sup>13</jats:sup> C NMR solution data have been reported. <jats:sup> <jats:bold>2</jats:bold> </jats:sup> </jats:p> </jats:list-item> <jats:list-item> <jats:p> <jats:italic>Solubility:</jats:italic> sol ether, THF. </jats:p> </jats:list-item> <jats:list-item> <jats:p> <jats:italic>Purification:</jats:italic> solutions should be titrated before use by one of the standard methods. </jats:p> </jats:list-item> <jats:list-item> <jats:p> <jats:italic>Preparative Methods:</jats:italic> prepared in situ under an inert atmosphere from prenyl chloride and an excess of magnesium in ether <jats:sup> <jats:bold>3</jats:bold> </jats:sup> or in THF. <jats:sup> <jats:bold>4</jats:bold> </jats:sup> </jats:p> </jats:list-item> <jats:list-item> <jats:p> <jats:italic>Handling, Storage, and Precautions:</jats:italic> is air‐ and moisture‐sensitive and is best stored at −20 °C under argon. </jats:p> </jats:list-item> </jats:list> </jats:p>