[CoII(phimpy)2](ClO4)2 and [CoII(ipimpy)2](ClO4)2: New Cobalt(II) Spin Crossover Compounds, and the Role of the Ligand Flexibility in Spin Transition Behavior

Chemistry Letters

Volumn 32, Issue 10, 2003, Pages 882-883

  Juhász, Gergely ^a   Hayami, Shinya ^a   Inoue, Katsuya ^b   Maeda, Yonezo ^a  

^a KYUSHU UNIVERSITY   (Japan)

^b INSTITUTE FOR MOLECULAR SCIENCE   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

COBALT DERIVATIVE; LIGAND; PYRIDINE DERIVATIVE;

ARTICLE; CRYSTAL STRUCTURE; MAGNETISM;

EID: 0348140890     PISSN: 03667022     EISSN: None     Source Type: Journal    
DOI: 10.1246/cl.2003.882     Document Type: Article

References (20)

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14. 8 (2): H: 5.53, C: 45.09, N: 12.13%; Found H: 5.53, C: 44.96, N: 12.06%.
15. Crystallographic data reported in this paper have been deposited with Cambridge Crystallographic Data Centre as supplementary publication no. CCDC-000000. Copies of the data can be obtained free of charge via www.ccdc.cam.ac.uk/conts/retrieving.html (or from the Cambridge Crystallographic Data Centre, 12, Union Road, Cambridge CB2 1EZ, UK; fax: +44 1223 336033; or deposit@ccdc.cam.ac.uk).
16. The Co(1)-N(4) and Co(1)-N(6) bond distances (Co-imine) [2.025, 2.023 Å] and C(1)-N(5) bond distance (Co-pyridine) [1.860 Å] are significantly shorter than the corresponding distances for the other ligand [2.246, 2.220, and 1.924 Å respectively].
17. The torsion angle of the C(8)-C(13) phenyl ring compared the pyridine ring is 43.11°, for the C(14)-C(19) is 52.08°, for the C(28) C(32) is 49.57°, and for the C(33)-C(38) is 52.75°.
18. Representative distances: C(18′)-C(34): 3.548 Å, C(15′)-C(35): 3.583 Å, C(31′)-C(13): 3.590 Å.
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