Mathur, Pradeep ; Ji, Radhe Shyam ; Boodida, Sathyanarayana ; Singh, Amrendra K. ; Mobin, Shaikh M. (2010) Photochemical reactions of 1-ferrocenyl-4-phenyl-1,3-butadiyne with Fe(CO)5 and CO Journal of Organometallic Chemistry, 695 (17). pp. 1986-1992. ISSN 0022-328X
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Official URL: http://www.sciencedirect.com/science/article/pii/S...
Related URL: http://dx.doi.org/10.1016/j.jorganchem.2010.05.004
Abstract
Photolysis of a hexane solution containing iron pentacarbonyl, 1-ferrocenyl-4-phenyl-1,3-butadiyne at low temperature yields six new products: Fe(CO)η2:η2-PhC≡CCC(Fc)C(C≡CPh)C(Fc)Fe(CO)3-μ-CO] (1), Fe2(CO)6μ-η1:η1:η2:η2-PhC≡CCC(Fc)-C(O)-C(Fc)C≡CCPh (2), Fe2(CO)6μ-η1:η1:η2:η2-FcCC(C≡C Ph)-C(O)-C(Fc)CC≡CPh (3), Fe2(CO)6μ-η1:η1:η2:η2-FcC≡CCC(Fc)-C(O)-C(Fc)CC≡CPh (4), Fe(CO)3μ-η2:η2-FcCC(C≡CPh)C(C≡CPh)C(Fc)CO and Fe(CO)3μ-η2:η2-FcCC(C≡CPh)C(C≡CPh)C(Fc)CO (6) formed by coupling of acetylenic moieties with CO insertion on metal carbonyl support. In presence of CO, formation of another new product 2,5-bis(ferrocenyl)-3,6-bis(tetracarbonylphenylmaleoyliron)quinone (7) was observed which on further reaction with ferrocenylacetyene gave the quinone, 2,5-bis(ferrocenyl)-3,6-bis(ethynylphenyl)quinone. Structures of 1-5 and 8 were established crystallographically.
Item Type: | Article |
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Source: | Copyright of this article belongs to Elsevier Science. |
Keywords: | Butadiyne; Insertion Reaction; Iron Carbonyl; Clusters; Crystal Structure |
ID Code: | 83013 |
Deposited On: | 16 Feb 2012 04:26 |
Last Modified: | 16 Feb 2012 04:26 |
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