TRIPEL ARILASI ORGANOSILIKA PRIMER DENGAN BEBERAPA ARIL IODIDA MENGGUNAKAN KATALIS PALADIUM

Aldes Lesbani, Risfidian Mohadi

Abstract


Telah dilakukan tripel arilasi senyawa organosilika primer dengan beberapa aril iodida menggunakan katalis paladium dengan teknik reaksi kopling. Reaksi dilakukan dalam kondisi atmosfir argon dengan 4-diazabicyclo[2,2,2]octane sebagai basa dalam pelarut tetrahidrofuran. Senyawa hasil sintesis yakni tris(5-metil-2-thiopen)fenil silan (1), tris(4-N,N-dimetil anilin) fenil silan (2), dan tris(2-thiopen)fenil silan (3) berhasil disintesis walaupun memilki persentase yield yang rendah yakni 27% untuk senyawa (1), 23% untuk senyawa (2) dan 17% untuk senyawa (3)

The triple arylation between primary organosilica and several aryl iodides have been carried out using palladium catalyst by coupling reaction. Reaction was conducted in argon atmospheric with 4-diazabicyclo[2,2,2]octane as a base in tetrahydrofuran as a solvent. The products, which were tris(5-metil-2-thiopen)fenil silan (1), tris(4-N,N-dimetil anilin) fenil silan (2), and tris(2-thiopen)fenil silan (3), were successfully synthesized although with low yield. The yields of (1), (2), and (3) are 27%, 23%, and 17% respectively.


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DOI: https://doi.org/10.35799/cp.5.2.2012.768

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