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A Paramagnetic μ‐Methylene Complex with a Short Cr III Cr III Bond
Author(s) -
Noh Seok Kyun,
Heintz Robert A.,
Janiak Christoph,
Sendlinger Shawn C.,
Theopold Klaus H.
Publication year - 1990
Publication title -
angewandte chemie international edition in english
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 5.831
H-Index - 550
eISSN - 1521-3773
pISSN - 0570-0833
DOI - 10.1002/anie.199007751
Subject(s) - atomic orbital , magnetic moment , decomposition , paramagnetism , chemistry , methylene , electron , crystallography , condensed matter physics , physics , quantum mechanics , medicinal chemistry , organic chemistry
A CrCr distance of only 2.394(1) Å was found in the binuclear complex 2 , obtainable by decomposition of 1 . Extended Hückel calculations gave five energetically similar frontier orbitals for six electrons. The high magnetic moment (μ eff = 3.3μ B ) indicates the presence of a CrCr single bond.