n-butyllithium in tetrahydrofuran; ethylene glycol dimethyl ether; hexane 1:1 mixt. of 1- and 2-(n-C4H9)C5H5 was dissolved in THF and treated with n-BuLi in hexane followed by ZrCl4 in glyme; recrystd. from heptane; elem. anal.;
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Chevron Phillips Chemical Company LP; Yang, Qing; McDaniel, Max P.; Martin, Joel L.; Yu, Youlu; Rohlfing, David C.; Jensen, Michael D.
Patent: US2013/245302 A1, 2013 ;
Location in patent: Paragraph 0202 ;
