5(S)-((3a R ,4 R ,6a R)-2,2-Dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-2-phenyl-4,5-dihydrooxazole.
Title: | 5(S)-((3a R ,4 R ,6a R)-2,2-Dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-2-phenyl-4,5-dihydrooxazole. |
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Authors: | Boiaryna, Liliana1 (AUTHOR) liliana.boiaryna@gmail.com, Guillarme, Stéphane1 (AUTHOR), Saluzzo, Christine1 (AUTHOR) christine.saluzzo@univ-lemans.fr |
Source: | Molbank. Sep2024, Vol. 2024 Issue 3, pM1843. 3p. |
Subject Terms: | *RING-opening reactions, *REGIOSELECTIVITY (Chemistry), *OXAZOLINE, *BENZONITRILE, *CARBOHYDRATES |
Abstract: | 5(S)-((3aR,4R,6aR)-2,2-Dimethyltetrahydrofuro[3,4-d][1,3]dioxol-4-yl)-2-phenyl-4,5-dihydrooxazole was synthesized from isosorbide in a three-step sequence, with an overall yield of 46%. The first reaction step involves a single regioselective ring-opening reaction of isosorbide with Me3SiI in the presence of acetone followed by an intramolecular nucleophilic substitution to transform the iodoalcohol into its corresponding epoxide. The last reaction allows the formation of the oxazoline ring directly from the epoxide with benzonitrile in the presence of BF3·Et2O. [ABSTRACT FROM AUTHOR] |
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Database: | Academic Search Complete |
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