Alternative (κ<sup>1</sup>-N:η<sup>6</sup>-arene vs.κ<sup>2</sup>-N,N) coordination of a sterically demanding amidinate ligand: are size and electronic structure of the Ln ion decisive factors?
Tolpygin, Aleksei O.; Shavyrin, Andrei S.; Cherkasov, Anton V.; Fukin, Georgy K.; Del Rosal, Iker; Maron, Laurent; Trifonov, Alexander A.; Dalton transactions (Cambridge, England : 2003) 48 (2019) 8317–8326; doi:10.1039/c9dt01162e

data_7049971
_publ_section_title
;
 Alternative (\k<sup>1</sup>-N:\h<sup>6</sup>-arene vs.\k<sup>2</sup>-N,N)
 coordination of a sterically demanding amidinate ligand: are size and
 electronic structure of the Ln ion decisive factors?
;
_journal_issue                   23
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8317
_journal_page_last               8326
_journal_paper_doi               10.1039/c9dt01162e
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C48 H73 I2 N4 O2 Yb'
_chemical_formula_sum            'C48 H73 I2 N4 O2 Yb'
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_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
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_audit_update_record
;
2019-03-04 deposited with the CCDC.    2019-05-07 downloaded from the CCDC.
;
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_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0400P)^2^+8.4000P] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_number_gt                12833
_reflns_number_total             14647
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 7049970--7049973.cif.'
_cod_database_code               7049971
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_shelx_estimated_absorpt_t_min   0.533
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