1,1,3,3-TETRAMETHYL-1,3-DISILACYCLOBUTANE (cas 1627-98-1) and 1,1,3,3-Tetra- methyl-1-sila-3-germacyclobutane via active metal derivatives of bis(chloromethyl)dimethylsilane

Add time:07/29/2019    Source:sciencedirect.com

The reaction of bis(lithiomethyl)dimethylsilane with dimethyldichlorosilane in diethyl ether has served in the preparation of 1,1,3,3-TETRAMETHYL-1,3-DISILACYCLOBUTANE (cas 1627-98-1) in 24% yield and 1,1,3,3-tetramethyl-1-sila-3-germacyclobutane has been prepared in 21% yield by the Barbier reaction between bis(chloromethyl)dimethylsilane, dimethyldichlorogermane and magnesium in THF.

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