Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion

Abstract Bis-benzimidazolium salt (S)-2,2′-bis[2″-(N-Et-benzimidazoliumyl)ethoxy]-1,1′-binaphthyl hexafluorophosphate [(S)-L1H2]·(PF6)2 and bis-imidazolium salts (S)-2,2′-bis[2″-(N-R-imidazoliumyl)ethoxy]-1,1′-binaphthyl hexafluorophosphate [(S)-L2H2]·(PF6)2 and [(S)-L3H2]·(PF6)2 (R = ethyl or benzy...

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Autores principales:	Qingxiang Liu, Xiaoqiang Zhao, Zeliang Hu, Zhixiang Zhao, Hong Wang
Formato:	article
Lenguaje:	EN
Publicado:	Nature Portfolio 2017
Materias:	Medicine R Science Q
Acceso en línea:	https://doaj.org/article/209ac295c82449cc85334854cf21217d
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spelling	oai:doaj.org-article:209ac295c82449cc85334854cf21217d2021-12-02T11:41:01ZSynthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion10.1038/s41598-017-07961-82045-2322https://doaj.org/article/209ac295c82449cc85334854cf21217d2017-08-01T00:00:00Zhttps://doi.org/10.1038/s41598-017-07961-8https://doaj.org/toc/2045-2322Abstract Bis-benzimidazolium salt (S)-2,2′-bis[2″-(N-Et-benzimidazoliumyl)ethoxy]-1,1′-binaphthyl hexafluorophosphate [(S)-L1H2]·(PF6)2 and bis-imidazolium salts (S)-2,2′-bis[2″-(N-R-imidazoliumyl)ethoxy]-1,1′-binaphthyl hexafluorophosphate [(S)-L2H2]·(PF6)2 and [(S)-L3H2]·(PF6)2 (R = ethyl or benzyl), as well as their five N-heterocyclic carbene Hg(II) and Ag(I) complexes such as [(S)-L1Hg(HgBr4)] (1), [(S)-L2Hg(HgBr4)] (2), [(S)-L2Hg(HgI4)] (3), {[(S)-L2Ag](PF6)}n (4) and [(S)-L3Ag](PF6) (5) have been prepared and characterized. Each of complexes 1–3 consists of two rings (one 6-membered ring and one 11-membered ring), in which the oxygen atom in the ligand participates in coordination with Hg(II) ion. In complex 4, 1D helical polymeric chain is formed via biscarbene ligand (S)-L2 and Ag(I) ion. A 15-membered macrometallocycle is constructed through a ligand (S)-L3 and a Ag(I) ion in complex 5. Additionally, the selective recognition of H2PO4 − using complex 5 as a receptor was investigated on the basis of fluorescence and UV/vis spectroscopic titrations. The results indicate that complex 5 can distinguish effectively H2PO4 − from other anions.Qingxiang LiuXiaoqiang ZhaoZeliang HuZhixiang ZhaoHong WangNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 7, Iss 1, Pp 1-14 (2017)
institution	DOAJ
collection	DOAJ
language	EN
topic	Medicine R Science Q
spellingShingle	Medicine R Science Q Qingxiang Liu Xiaoqiang Zhao Zeliang Hu Zhixiang Zhao Hong Wang Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion
description	Abstract Bis-benzimidazolium salt (S)-2,2′-bis[2″-(N-Et-benzimidazoliumyl)ethoxy]-1,1′-binaphthyl hexafluorophosphate [(S)-L1H2]·(PF6)2 and bis-imidazolium salts (S)-2,2′-bis[2″-(N-R-imidazoliumyl)ethoxy]-1,1′-binaphthyl hexafluorophosphate [(S)-L2H2]·(PF6)2 and [(S)-L3H2]·(PF6)2 (R = ethyl or benzyl), as well as their five N-heterocyclic carbene Hg(II) and Ag(I) complexes such as [(S)-L1Hg(HgBr4)] (1), [(S)-L2Hg(HgBr4)] (2), [(S)-L2Hg(HgI4)] (3), {[(S)-L2Ag](PF6)}n (4) and [(S)-L3Ag](PF6) (5) have been prepared and characterized. Each of complexes 1–3 consists of two rings (one 6-membered ring and one 11-membered ring), in which the oxygen atom in the ligand participates in coordination with Hg(II) ion. In complex 4, 1D helical polymeric chain is formed via biscarbene ligand (S)-L2 and Ag(I) ion. A 15-membered macrometallocycle is constructed through a ligand (S)-L3 and a Ag(I) ion in complex 5. Additionally, the selective recognition of H2PO4 − using complex 5 as a receptor was investigated on the basis of fluorescence and UV/vis spectroscopic titrations. The results indicate that complex 5 can distinguish effectively H2PO4 − from other anions.
format	article
author	Qingxiang Liu Xiaoqiang Zhao Zeliang Hu Zhixiang Zhao Hong Wang
author_facet	Qingxiang Liu Xiaoqiang Zhao Zeliang Hu Zhixiang Zhao Hong Wang
author_sort	Qingxiang Liu
title	Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion
title_short	Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion
title_full	Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion
title_fullStr	Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion
title_full_unstemmed	Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion
title_sort	synthesis and structural studies of n-heterocyclic carbene ag(i) and hg(ii) complexes and recognition of dihydrogen phosphate anion
publisher	Nature Portfolio
publishDate	2017
url	https://doaj.org/article/209ac295c82449cc85334854cf21217d
work_keys_str_mv	AT qingxiangliu synthesisandstructuralstudiesofnheterocycliccarbeneagiandhgiicomplexesandrecognitionofdihydrogenphosphateanion AT xiaoqiangzhao synthesisandstructuralstudiesofnheterocycliccarbeneagiandhgiicomplexesandrecognitionofdihydrogenphosphateanion AT zelianghu synthesisandstructuralstudiesofnheterocycliccarbeneagiandhgiicomplexesandrecognitionofdihydrogenphosphateanion AT zhixiangzhao synthesisandstructuralstudiesofnheterocycliccarbeneagiandhgiicomplexesandrecognitionofdihydrogenphosphateanion AT hongwang synthesisandstructuralstudiesofnheterocycliccarbeneagiandhgiicomplexesandrecognitionofdihydrogenphosphateanion
_version_	1718395448567267328

Synthesis and structural studies of N-heterocyclic carbene Ag(I) and Hg(II) complexes and recognition of dihydrogen phosphate anion

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