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First Synthesis, Isolation and Characterization of Enantiomerically Pure and Inherently Chiral Resorc[4]arenes by Lewis Acid Cyclization of a Resorcinol Monoalkyl Ether

✍ Scribed by Michael Klaes; Ceno Agena; Markus Köhler; Maki Inoue; Takehiko Wada; Yoshihisa Inoue; Jochen Mattay

Publisher: John Wiley and Sons
Year: 2003
Tongue: English
Weight: 165 KB
Volume: 2003
Category: Article
ISSN: 1434-193X
DOI: 10.1002/ejoc.200390197

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First Synthesis, Isolation and Complete Characterization of Both Enantiomers of Inherently Chiral Resorc[4]arenes by Monofunctionalization

✍ Ceno Agena; Christian Wolff; Jochen Mattay 📂 Article 📅 2001 🏛 John Wiley and Sons 🌐 English ⚖ 288 KB

The monofunctionalization of rccc-2,8,14,20-tetramethylresorc[4]arene (1) with (S)-(+)-10-camphorsulfonyl chloride led to a diastereomeric mixture of (+)-2a and (-)-2b, which were separated by HPLC. Permethylation of these compounds was [a