ISSN:
1572-8862
Keywords:
Manganese
;
agostic
;
crystal structure
;
CH activation
Source:
Springer Online Journal Archives 1860-2000
Topics:
Mechanical Engineering, Materials Science, Production Engineering, Mining and Metallurgy, Traffic Engineering, Precision Mechanics
,
Physics
Notes:
Abstract Agostic interactions of CH bonds with metal atoms are currently of great interest. UV irradiation of Mn2(CO)8 (PMe2Ph)2 in the presence of the HC≡COEt yielded the new compound Mn2(CO)6(PMe2Ph)2 [μ-C(OEt)=C(H)C=C(H)C=O(OEt)],1 that contains a strong agostic interaction of an olefinic CH bond to one of the managanese atoms, Mn...C=2.349(5), Mn...H=2.01(4). This interaction can be removed (reversibly) by CO addition (25°C/1000 psi) to1 to yield the new complex Mn2(CO)7(PMe2Ph)2[μ-C(OEt)=C(H)C=C(H)C=O(OEt)],2.
Type of Medium:
Electronic Resource
URL:
http://dx.doi.org/10.1007/BF00814614
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