Recognition of fractional non-innocent feature of osmium coordinated 2,2'-biimidazole or 2,2'-bis(4,5-dimethylimidazole) and their interactions with anions.
Das, Ankita; Mobin, Shaikh M.; Lahiri, Goutam Kumar; Dalton transactions (Cambridge, England : 2003) 44 (2015) 13204–13219; doi:10.1039/c5dt01763g

data_7035408
_publ_section_title
;
 Recognition of fractional non-innocent feature of osmium coordinated
 2,2'-biimidazole or 2,2'-bis(4,5-dimethylimidazole) and their
 interactions with anions.
;
_journal_issue                   29
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13204
_journal_page_last               13219
_journal_paper_doi               10.1039/c5dt01763g
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C26 H22 Cl2 N8 O8 Os'
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_space_group_crystal_system      triclinic
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_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
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;
2015-06-04 deposited with the CCDC.
2015-06-15 downloaded from the CCDC.
;
_cell_angle_alpha                81.375(10)
_cell_angle_beta                 70.669(11)
_cell_angle_gamma                85.884(11)
_cell_formula_units_Z            2
_cell_length_a                   11.9969(17)
_cell_length_b                   13.3981(19)
_cell_length_c                   13.9695(14)
_cell_measurement_reflns_used    2906
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      71.6502
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_cell_volume                     2094.3(5)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.,'
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_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 15.9948
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device_type  'OXFORD DIFFRACTION SUPER NOVA'
_diffrn_measurement_method       \w/q-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Micro-Focus (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0499
_diffrn_reflns_av_unetI/netI     0.0670
_diffrn_reflns_Laue_measured_fraction_full 0.990
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_diffrn_reflns_limit_h_max       14
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_diffrn_reflns_point_group_measured_fraction_full 0.990
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_diffrn_reflns_theta_max         71.794
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;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.20 (release 27-06-2012 CrysAlis171 .NET)
(compiled Jul 11 2012,15:38:31)
Analytical numeric absorption correction using a multifaceted crystal
            model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            BLACK
_exptl_crystal_density_diffrn    1.325
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
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_platon_squeeze_details
;
;
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014'
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_refine_ls_matrix_type           full
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_refine_ls_number_reflns         7856
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_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.1096
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_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1669P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2363
_refine_ls_wR_factor_ref         0.2633
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5224
_reflns_number_total             7856
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5dt01763g2.cif
_cod_data_source_block           '[1](ClO4)2'
_cod_depositor_comments
'Adding full bibliography for 7035408--7035410.cif.'
_cod_database_code               7035408
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.284
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_shelx_res_checksum              4596