Oxygen atom transfer from RevO to tertiary diphosphines: spacer length and chemical differentiation of products

Bhattacharyya, Sibaprasad ; Chakraborty, Indranil ; Dirghangi, Bimal Kumar ; Chakravorty, Animesh (2000) Oxygen atom transfer from RevO to tertiary diphosphines: spacer length and chemical differentiation of products Chemical Communications (18). pp. 1813-1814. ISSN 1359-7345

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Official URL: http://pubs.rsc.org/en/content/articlelanding/2000...

Related URL: http://dx.doi.org/10.1039/B004565I

Abstract

The reaction of mer-[ReL(O)Cl3], [L = 2-(p-chlorophenylazo)-1-methylimidazole] with Ph2P(CH2)nPPh2 (abbreviated PnP) affords [ReL(OP1P)Cl3] 2a, [ReL(OP1PO)Cl3] 4 and [ReL(OP2P)Cl3] 2b, [Cl3LRe(OP2PO)ReLCl3] 5, all having mer geometry; unlike 2b which is stable in solution, 2a spontaneously isomerizes to fac-[ReL(P1PO)Cl3] via an associative pathway; the origin of the observed differentiation (2a vs. 2b and 4 vs. 5) is scrutinized in terms of structures and reaction models.

Item Type:Article
Source:Copyright of this article belongs to Royal Society of Chemistry.
ID Code:95326
Deposited On:02 Nov 2012 07:15
Last Modified:02 Nov 2012 07:15

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