| 1. | Metal triflates are used as Lewis acid catalysts in organic chemistry.
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| 2. | It forms adducts with Lewis acids, such as BF 3.
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| 3. | Mechanism of the classical Nazarov cyclization activated by Lewis acid catalyst.
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| 4. | Lewis acids should be distilled immediately before use for best results.
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| 5. | His theory is known as the concept of Lewis acids and bases.
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| 6. | This reaction type requires a Lewis acid catalyst such as boron trifluoride.
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| 7. | An electrophilic carbon, activated by a Lewis acid, is required.
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| 8. | MoCl 5 is a good Lewis acid toward non-oxidizable ligands.
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| 9. | It is also an oxidizing agent and a Lewis acid.
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| 10. | It is a Lewis acid and has been used in organic synthesis.
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