Enhancing the Magnetic Anisotropy of Cyano-Ligated Chromium(II) and Chromium(III) Complexes via Heavy Halide Ligand Effects
Hemamala I. Karunadasa; Kristine D. Arquero; Louise A. Berben; Jeffrey R. Long; Inorganic Chemistry 49 (2010) 4738–4740; doi:10.1021/ic1002995

data_4315636
_publ_contact_author
;
        Jeffrey R. Long
        Department of Chemistry
        University of California, Berkeley
        United States of America
;
_publ_contact_author_email       jrlong@berkeley.edu
_publ_contact_author_fax         '510 642-8369'
_publ_contact_author_phone       '510 642-0860'
_publ_section_title
;
 Enhancing the Magnetic Anisotropy of Cyano-Ligated Chromium(II) and
 Chromium(III) Complexes via Heavy Halide Ligand Effects
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              4738
_journal_page_last               4740
_journal_paper_doi               10.1021/ic1002995
_journal_volume                  49
_journal_year                    2010
_chemical_formula_sum            'C44 H104 Cr2 I6 O5 P8'
_chemical_formula_weight         1826.43
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                82.211(2)
_cell_angle_beta                 82.242(2)
_cell_angle_gamma                66.014(2)
_cell_formula_units_Z            1
_cell_length_a                   11.312(2)
_cell_length_b                   11.334(2)
_cell_length_c                   12.269(2)
_cell_measurement_reflns_used    2926
_cell_measurement_temperature    161(2)
_cell_measurement_theta_max      50.734
_cell_measurement_theta_min      4.959
_cell_volume                     1418.4(4)
_computing_cell_refinement       'Bruker SAINT v6.36'
_computing_data_collection       'Bruker SMART v5.054d'
_computing_data_reduction        'Bruker SAINT v6.36'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      161(2)
_diffrn_detector_area_resol_mean 0
_diffrn_measured_fraction_theta_full 0.918
_diffrn_measured_fraction_theta_max 0.918
_diffrn_measurement_device_type  'Bruker SMART CCD'
_diffrn_measurement_method       \w/2\q-scans
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0146
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            7241
_diffrn_reflns_theta_full        25.39
_diffrn_reflns_theta_max         25.39
_diffrn_reflns_theta_min         1.68
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.887
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.550309
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'Blessing, 1995'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.709
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelepiped
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.03
_refine_diff_density_max         2.253
_refine_diff_density_min         -4.053
_refine_diff_density_rms         0.397
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   3.805
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     188
_refine_ls_number_reflns         4782
_refine_ls_number_restraints     12
_refine_ls_restrained_S_all      3.802
_refine_ls_R_factor_all          0.1468
_refine_ls_R_factor_gt           0.1427
_refine_ls_shift/su_max          0.011
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0852P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.4131
_refine_ls_wR_factor_ref         0.4154
_reflns_number_gt                4374
_reflns_number_total             4782
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic1002995_si_002_8.cif
_cod_data_source_block           hk57
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        1418.4(5)
_cod_database_code               4315636