Journalartikel

AN UNUSUAL REACTION IN THE COURSE OF FISCHER CARBENE SYNTHESIS - PREPARATION AND STRUCTURE OF VINYLIDENEMOLYBDENUM COMPLEXES


AutorenlisteIPAKTSCHI, J; MULLER, BG; GLAUM, R

Jahr der Veröffentlichung1994

Seiten1044-1046

ZeitschriftOrganometallics

Bandnummer13

Heftnummer3

ISSN0276-7333

DOI Linkhttps://doi.org/10.1021/om00015a044

VerlagAmerican Chemical Society


Abstract
The reaction of [(eta5-C5H5) (CO)2(NO)Mo] (1) with (phenylethynyl)lithium and subsequently with methyl trifluoromethanesulfonate led in 43% yield to {(eta5-C5H5)(CO)(NO)Mo[=C=C(CH3)(Ph)]} (3a) as a 2:l mixture of rotamers (DELTAG(double dagger) = 20.5 (+/-0.3) kcal/mol). The anionic intermediate [(eta5-C5H5)(CO)(NO)(R1CC)MO]Li (7) is trapped by the reaction with HCI or acetic anhydride which yields vinylidene complexes {(eta5-C5H5)(CO)(NO)-Mo[=C=C(CH3)(Ph)]} (5) and {(eta5-C5H5)(CO)(NO)-Mo[=C=C(COCH3)(Ph)]} (6) respectively. The X-ray analysis of {(eta5-C5H5)(CO)(NO)Mo[=C=C(CH3)(Ph)]} is reported.



Zitierstile

Harvard-ZitierstilIPAKTSCHI, J., MULLER, B. and GLAUM, R. (1994) AN UNUSUAL REACTION IN THE COURSE OF FISCHER CARBENE SYNTHESIS - PREPARATION AND STRUCTURE OF VINYLIDENEMOLYBDENUM COMPLEXES, Organometallics, 13(3), pp. 1044-1046. https://doi.org/10.1021/om00015a044

APA-ZitierstilIPAKTSCHI, J., MULLER, B., & GLAUM, R. (1994). AN UNUSUAL REACTION IN THE COURSE OF FISCHER CARBENE SYNTHESIS - PREPARATION AND STRUCTURE OF VINYLIDENEMOLYBDENUM COMPLEXES. Organometallics. 13(3), 1044-1046. https://doi.org/10.1021/om00015a044



Schlagwörter


CARBYNECOORDINATED LIGANDSISOMERSMolybdenumTERMINAL ALKYNES

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