Lewis Acid Catalysis of the Diels–Alder Reaction Using Niobium and Tantalum Chlorides in the Presence of Coordinating Ligands

doi:10.3390/50800993

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Molecules 2000, 5(8), 993-997; doi:10.3390/50800993

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Lewis Acid Catalysis of the Diels–Alder Reaction Using Niobium and Tantalum Chlorides in the Presence of Coordinating Ligands

Joshua Howarth* and Kevin Gillespie

School of Chemical Sciences, Dublin City University, Glasnevin, Dublin 9, Ireland

* Author to whom correspondence should be addressed.

Received: 29 June 2000 / Accepted: 1 August 2000 / Published: 5 August 2000

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Abstract: The Jacobsen and pybox type ligands effect chiral induction in the presence of niobium(V) chloride and tantalum(V) chloride in the Lewis acid catalysed Diels–Alder reaction.

Keywords: niobium; tantalum; bis-oxazoline; pybox

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MDPI and ACS Style

Howarth, J.; Gillespie, K. Lewis Acid Catalysis of the Diels–Alder Reaction Using Niobium and Tantalum Chlorides in the Presence of Coordinating Ligands. Molecules 2000, 5, 993-997.

AMA Style

Howarth J, Gillespie K. Lewis Acid Catalysis of the Diels–Alder Reaction Using Niobium and Tantalum Chlorides in the Presence of Coordinating Ligands. Molecules. 2000; 5(8):993-997.

Chicago/Turabian Style

Howarth, Joshua; Gillespie, Kevin. 2000. "Lewis Acid Catalysis of the Diels–Alder Reaction Using Niobium and Tantalum Chlorides in the Presence of Coordinating Ligands." Molecules 5, no. 8: 993-997.

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