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ChemInform Abstract: Calix[4]arenes Bearing α-Amino- or α-Hydroxyphosphonic Acid Fragments at the Upper Rim

✍ Scribed by Andrew Solovyov; Sergey Cherenok; Ivan Tsymbal; Salvatore Failla; Giuseppe A. Consiglio; Paolo Finocchiaro; Vitaly Kalchenko


Publisher
John Wiley and Sons
Year
2010
Weight
28 KB
Volume
32
Category
Article
ISSN
0931-7597

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Calix[4]arenes bearing α-amino- or α-hyd
✍ Andrew Solovyov; Sergey Cherenok; Ivan Tsymbal; Salvatore Failla; Giuseppe A. Co 📂 Article 📅 2001 🏛 John Wiley and Sons 🌐 English ⚖ 208 KB

## Abstract By the reaction of para‐formylcalix[4]arenes **1–6** with trialkyl phosphites in the presence of dry hydrogen chloride, calix[4]arenes **7–13** possessing dialkylphosphoryl‐hydroxymethyl groupings at the upper rim were synthesized. Calix[4]arenes **18–23** functionalized with dialkylpho