Synthesis of spiro bis(1,2,3-triazolium) salts as chiral ionic liquids
摘要:
Unique chiral spiro ionic liquids based on 1,2,3-triazolium salts were synthesized via an intramolecular double Huisgen reaction. The optical resolution of the liquid precursors and subsequent dialkylations leads to chiral spiro triazolium salts on a gram scale. (C) 2011 Elsevier Ltd. All rights reserved.
Synthesis of spiro bis(1,2,3-triazolium) salts as chiral ionic liquids
摘要:
Unique chiral spiro ionic liquids based on 1,2,3-triazolium salts were synthesized via an intramolecular double Huisgen reaction. The optical resolution of the liquid precursors and subsequent dialkylations leads to chiral spiro triazolium salts on a gram scale. (C) 2011 Elsevier Ltd. All rights reserved.
Synthesis of spiro bis(1,2,3-triazolium) salts as chiral ionic liquids
作者:Yasushi Yoshida、Shinobu Takizawa、Hiroaki Sasai
DOI:10.1016/j.tetlet.2011.09.152
日期:2011.12
Unique chiral spiro ionic liquids based on 1,2,3-triazolium salts were synthesized via an intramolecular double Huisgen reaction. The optical resolution of the liquid precursors and subsequent dialkylations leads to chiral spiro triazolium salts on a gram scale. (C) 2011 Elsevier Ltd. All rights reserved.
Design and synthesis of spiro bis(1,2,3-triazolium) salts as chiral ionic liquids
作者:Yasushi Yoshida、Shinobu Takizawa、Hiroaki Sasai
DOI:10.1016/j.tetasy.2012.06.007
日期:2012.6
Room temperature chiral spiro ionic liquids 1 and 2 based on 1,2,3-triazolium salts, were synthesized via an intramolecular double Huisgen reaction. The preparation of the enantiomerically pure Spiro triazolium salts was achieved by resolution by HPLC using a chiral stationary phase column and subsequent N-dial-kylations of spiro triazoles 6 and 10. (c) 2012 Elsevier Ltd. All rights reserved.