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1,2,3,4-TETRAETHYLBENZENE synthesis

7synthesis methods
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Yield:642-32-0 48%

Reaction Conditions:

Stage #1: hex-3-ynewith n-butyllithium;zirconocene dichloride in tetrahydrofuran;hexane at -78 - 20; for 3 h;
Stage #2: Vinyl bromidewith bis(triphenylphosphine)nickel(II) chloride in tetrahydrofuran;hexane at 20; for 1 h;

References:

Zhou, Xin;Li, Zhiping;Wang, Hui;Kitamura, Masanori;Kanno, Ken-Ichiro;Nakajima, Kiyohiko;Takahashi, Tamotsu [Journal of Organic Chemistry,2004,vol. 69,# 13,p. 4559 - 4562]

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