Initial example of a triangular single-molecule magnet from ligand-induced structural distortion of a [MnIII3O]7+ complex

Journal of the American Chemical Society

Volumn 127, Issue 44, 2005, Pages 15380-15381

  Stamatatos, Theocharis C ^a   Foguet Albiol, Dolos ^b   Stoumpos, Constantinos C ^a   Raptopoulou, Catherine P ^c   Terzis, Aris ^c   Wernsdorfer, Wolfang ^d   Perlepes, Spyros P ^a   Christou, George ^a  

^a UNIVERSITY OF PATRAS   (Greece)

^b University of Florida ^*  (United States)

^c INSTITUTE OF MATERIALS SCIENCE   (Greece)

^d LABORATOIRE DE CRISTALLOGRAPHIE   (France)

Author keywords

[No Author keywords available]

Indexed keywords

FERROMAGNETIC MATERIAL; LIGAND; MANGANESE DERIVATIVE; METHYL 2 PYRIDYL KETONE OXIME; OXIME; PYRIDINE DERIVATIVE; UNCLASSIFIED DRUG;

ACCELERATION; ARTICLE; CHEMICAL STRUCTURE; MAGNET; MAGNETISM; MOLECULAR INTERACTION; QUANTUM CHEMISTRY; TEMPERATURE;

EID: 27644529045     PISSN: 00027863     EISSN: None     Source Type: Journal    
DOI: 10.1021/ja0558138     Document Type: Article

References (18)

1. Christou, G.; Gatteschi, D.; Hendrickson, D. N.; Sessoli, R. MRS Bull. 2000, 25, 66-71 and references therein.
2. (a) Sessoli, R.; Gatteschi, D.; Caneschi, A.; Novak, M. A. Nature 1993, 365, 141-143.
3. (b) Sessoli, R.; Tsai, H. L.; Schake, A. R.; Wang, S.; Vincent, J. B.; Folting, K.; Gatteschi, D.; Christou, G.; Hendrickson, D. N. J. Am. Chem. Soc. 1993, 115, 1804-1816.
4. Friedman, J. R.; Sarachik, M. P.; Tejada, J.; Ziolo, R. Phys. Rev. Lett. 1996, 76, 3830.
5. Wernsdorfer, W.; Sessoli, R. Science 1999, 284, 133-135.
6. (a) Vincent, J. B.; Chang, H.-R.; Folting, K.; Huffman, J. C.; Christou, G.; Hendrickson, D. N. J. Am. Chem. Soc. 1987, 109, 5703-5711 and references therein.
7. (b) Jones, L. F.; Rajaraman, G.; Brockman, J.; Murugesu, M.; Sanudo, C. E.; Raftery, J.; Teat, S. J.; Wernsdorfer, W.; Christou, G.; Brechin, E. K.; Collison, D. Chem.-Eur. J. 2004, 10, 5180.
8. (a) For a review, see: Milios, C. J.; Stamatatos, Th. C.; Perlepes, S. P. Polyhedron, in press, and references therein.
9. (b) Weyhermueller, T.; Wagner, R.; Khanra, S.; Chaudhuri, P. Dalton Trans. 2005, 2539.
10. -3, T = 293(2) K. Final R1 = 6.96 and wR2 = 19.36%.
11. (a) Liu, W.; Thorp, H. H. Inorg. Chem. 1993, 32, 4102-4105.
12. 2- ions were 3.03-3.12 and 2.08, respectively.
13. See Supporting Information.
14. 3O] triangles undergo the magnetic Jahn-Teller distortion, resulting in an isosceles (2J) situation. See: Cannon, R. D.; Jayasooriya, U. A.; Wu, R.; arapKoske, S. K.; Stride, J. A.; Nielsen, O. F.; White, R. P.; Kearley, G. J.; Summerfields, D. J. Am. Chem. Soc. 1994, 116, 11869-11874 and references therein.
15. -1; this complex gives the same ac susceptibility data as 2.
16. Chakov, N. E.; Wernsdorfer, W.; Abboud, K. A.; Christou, G. Inorg. Chem. 2004, 43, 5919-5930.
17. Wernsdorfer, W. Adv. Chem. Phys. 2001, 118, 99-190.
18. The D value will also be affected by this distortion, as the single-ion anisotropy axes are tilted. Details will be provided in the full paper.