Journals / Turkish Journal of Chemistry / 2015 / Cilt: 39 - Sayı: 6

Synthesis of new thiol-derivatized aminophosphines and their catalytic activities in C--C coupling reactions

Pages
1257–1264
Publication Date
2015-12-04
DOI
—
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AI Summary & Key Takeaways

AI Insight
⚡ TL;DR(Too Long; Didn't Read)

Compounds \textbf{4b} and \textbf{4c }were proved to be excellent catalysts for Suzuki and Heck cross-coupling reactions.

📌 3 Key Takeaways

🎯
Objective & Hypothesis:A series of new aminophosphines [Ph$_{2}$PHN-C$_{6}$H$_{4}$-R, where R = $o$-SH (\textbf{4a}), $m$-SH (\textbf{4b) or }$p$-SH (\textbf{4c})] were readily synthesized from cheap starting materials by the phosphorylation reaction of $o$, $m$, and $p$-aminothiophenols with Ph$_{2}$PCl in the presence of triethyl amine.
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Key Findings & Data:The new compounds were characterized by NMR and IR spectroscopy and microanalysis.
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Conclusion & Impact:Compounds \textbf{4b} and \textbf{4c }were proved to be excellent catalysts for Suzuki and Heck cross-coupling reactions.
🔬Design:Research Article
📍Scope:Comprehensive Sample
⚙️Variables:Aminophosphine · synthesis · catalysis

Abstract

A series of new aminophosphines [Ph$_{2}$PHN-C$_{6}$H$_{4}$-R, where R = $o$-SH (\textbf{4a}), $m$-SH (\textbf{4b) or }$p$-SH (\textbf{4c})] were readily synthesized from cheap starting materials by the phosphorylation reaction of $o$, $m$, and $p$-aminothiophenols with Ph$_{2}$PCl in the presence of triethyl amine. The new compounds were characterized by NMR and IR spectroscopy and microanalysis. In addition, aminophosphine ligands--palladium systems were investigated as precatalysts in C--C coupling reactions. Compounds \textbf{4b} and \textbf{4c }were proved to be excellent catalysts for Suzuki and Heck cross-coupling reactions.

Özet

A series of new aminophosphines [Ph$_{2}$PHN-C$_{6}$H$_{4}$-R, where R = $o$-SH (\textbf{4a}), $m$-SH (\textbf{4b) or }$p$-SH (\textbf{4c})] were readily synthesized from cheap starting materials by the phosphorylation reaction of $o$, $m$, and $p$-aminothiophenols with Ph$_{2}$PCl in the presence of triethyl amine. The new compounds were characterized by NMR and IR spectroscopy and microanalysis. In addition, aminophosphine ligands--palladium systems were investigated as precatalysts in C--C coupling reactions. Compounds \textbf{4b} and \textbf{4c }were proved to be excellent catalysts for Suzuki and Heck cross-coupling reactions.

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Cite This Article

BİRİCİK, N., MERİÇ, N., KAYAN, C., ÖZGEN, Z., AZİZOĞLU, S. Ş., GÜMGÜM, B. (2015). Synthesis of new thiol-derivatized aminophosphines and their catalytic activities in C--C coupling reactions. Turkish Journal of Chemistry, Cilt: 39 - Sayı: 6, 1257–1264. https://ajindex.com/articles/184612

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