Carbon-13 nuclear magnetic resonance study of tricarbonyldieneiron complexes: Substituent effects in relation to π-bond orderdistributions

1977 ◽  
Vol 30 (2) ◽  
pp. 407 ◽  
Author(s):  
AJ Pearson

The changes in 13C shieldings of C 1 and C 3, produced by methoxyl and methoxycarbonyl substituents at C 2, reflect the distribution of π-bond orders in uncomplexed 1,3-dienes, and indicate a substantial reorganization of this distribution upon forming diene-Fe(CO)3 complexes.

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