Dinuclear Spin-Crossover Complexes Based on Tetradentate and Bridging Cyanocarbanion Ligands.
Milin, Eric; Belaïd, Sabrina; Patinec, Véronique; Triki, Smail; Chastanet, Guillaume; Marchivie, Mathieu; Inorganic chemistry 55 (2016) 9038–9046; doi:10.1021/acs.inorgchem.6b01542

data_4348704
_publ_section_title
;
 Dinuclear Spin-Crossover Complexes Based on Tetradentate and Bridging
 Cyanocarbanion Ligands.
;
_journal_issue                   17
_journal_name_full               'Inorganic chemistry'
_journal_page_first              9038
_journal_page_last               9046
_journal_paper_doi               10.1021/acs.inorgchem.6b01542
_journal_volume                  55
_journal_year                    2016
_chemical_formula_moiety         'C56 H36 Fe2 N20, 0.834(C H4 O)'
_chemical_formula_sum            'C56.83 H39.34 Fe2 N20 O0.83'
_chemical_formula_weight         1127.49
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2015-07-16
_audit_creation_method
;
Olex2 1.2
(compiled Jan 19 2015 12:28:14 for OlexSys, GUI svn.r4998)
;
_cell_angle_alpha                90
_cell_angle_beta                 104.672(4)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   11.7269(5)
_cell_length_b                   16.6966(6)
_cell_length_c                   13.9317(6)
_cell_measurement_temperature    296.15
_cell_volume                     2638.87(19)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34i (release 04-08-2014 CrysAlis171 .NET)
(compiled Aug  4 2014,14:34:23)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34i (release 04-08-2014 CrysAlis171 .NET)
(compiled Aug  4 2014,14:34:23)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34i (release 04-08-2014 CrysAlis171 .NET)
(compiled Aug  4 2014,14:34:23)
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      296.15
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.3622
_diffrn_detector_type            'Sapphire2, large Be window'
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Sapphire2, large Be window'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0705
_diffrn_reflns_av_unetI/netI     0.0516
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            22679
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.248
_diffrn_reflns_theta_min         3.332
_diffrn_source                   'Enhance (Mo) X-ray Source'
_diffrn_source_target            Mo
_diffrn_source_type              'sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.612
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.51381
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.34i (release 04-08-2014 CrysAlis171 .NET)
(compiled Aug  4 2014,14:34:23)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            red
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.419
_exptl_crystal_description       prism
_exptl_crystal_F_000             1158
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.397
_refine_diff_density_min         -0.333
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     373
_refine_ls_number_reflns         4765
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.049
_refine_ls_R_factor_all          0.0710
_refine_ls_R_factor_gt           0.0506
_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^)+(0.0664P)^2^+0.2792P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1223
_refine_ls_wR_factor_ref         0.1366
_reflns_Friedel_coverage         0.000
_reflns_number_gt                3591
_reflns_number_total             4765
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ic6b01542_si_002.cif
_cod_data_source_block           compound1-MeOH-296K
_cod_database_code               4348704
_shelxl_version_number           2013-4
_shelx_estimated_absorpt_t_max   0.936
_shelx_estimated_absorpt_t_min   0.877
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2. Restrained distances
 O1-C30
 1.42 with sigma of 0.005
3. Others
 Sof(O1)=Sof(H1A)=Sof(C30)=Sof(H30A)=Sof(H30B)=Sof(H30C)=FVAR(1)
4.a Secondary CH2 refined with riding coordinates:
 C6(H6A,H6B), C7(H7A,H7B), C13(H13A,H13B)
4.b Aromatic/amide H refined with riding coordinates:
 C1(H1), C2(H2), C3(H3), C4(H4), C9(H9), C10(H10), C11(H11), C12(H12),
 C15(H15), C16(H16), C17(H17), C18(H18)
4.c Idealised Me refined as rotating group:
 C30(H30A,H30B,H30C)
4.d Idealised tetrahedral OH refined as rotating group:
 O1(H1A)
;
_olex2_submission_original_sample_id 'Compoud 1'
_olex2_submission_special_instructions 'No special instructions were received'