Exploring weak intermolecular interactions in thiocyanate-bonded Zn(ii) and Cd(ii) complexes with methylimidazole: crystal structures, Hirshfeld surface analysis and luminescence properties
Di Santo, Alejandro; Pérez, Hiram; Echeverría, Gustavo A.; Piro, Oscar E.; Iglesias, Rodrigo A.; Carbonio, Raúl E.; Ben Altabef, Aida; Gil, Diego M.; RSC Advances 8 (2018) 23891–; doi:10.1039/C8RA04452J

data_7231056
_publ_section_title
;
 Exploring weak intermolecular interactions in thiocyanate-bonded Zn(ii)
 and Cd(ii) complexes with methylimidazole: crystal structures, Hirshfeld
 surface analysis and luminescence properties
;
_journal_issue                   42
_journal_name_full               'RSC Advances'
_journal_page_first              23891
_journal_paper_doi               10.1039/C8RA04452J
_journal_volume                  8
_journal_year                    2018
_chemical_absolute_configuration ad
_chemical_formula_sum            'C10 H12 Cd N6 S2'
_chemical_formula_weight         392.78
_chemical_name_systematic
'bis(2-methylimidazole)di(\m-S,N-thiocyanate) cadmium(II)'
_space_group_crystal_system      orthorhombic
_space_group_IT_number           36
_space_group_name_Hall           'C 2c -2'
_space_group_name_H-M_alt        'C m c 21'
_symmetry_space_group_name_Hall  'C 2c -2'
_symmetry_space_group_name_H-M   'C m c 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-12-03 deposited with the CCDC.
2018-06-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.9249(4)
_cell_length_b                   14.7811(4)
_cell_length_c                   6.9732(2)
_cell_measurement_reflns_used    1186
_cell_measurement_temperature    297(2)
_cell_measurement_theta_max      28.2060
_cell_measurement_theta_min      4.0130
_cell_volume                     1435.26(7)
_computing_cell_refinement       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.41 (Rigaku OD, 2015)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      297(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 16.0604
_diffrn_detector_type            Eos
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.955
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Eos, Gemini'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0217
_diffrn_reflns_av_unetI/netI     0.0299
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.955
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       6
_diffrn_reflns_limit_l_min       -8
_diffrn_reflns_number            1995
_diffrn_reflns_point_group_measured_fraction_full 0.731
_diffrn_reflns_point_group_measured_fraction_max 0.692
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.860
_diffrn_reflns_theta_min         2.926
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    1.807
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.90625
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.41 (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.818
_exptl_crystal_description       fragment
_exptl_crystal_F_000             776
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Water'
_exptl_crystal_size_max          0.377
_exptl_crystal_size_mid          0.260
_exptl_crystal_size_min          0.211
_refine_diff_density_max         0.513
_refine_diff_density_min         -0.380
_refine_diff_density_rms         0.074
_refine_ls_abs_structure_details
;
Flack x determined using 269 quotients [(I+)-(I-)]/[(I+)+(I-)]
(Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.01(3)
_refine_ls_extinction_coef       0.0068(4)
_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'
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     99
_refine_ls_number_reflns         1115
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0205
_refine_ls_R_factor_gt           0.0194
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0216P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0436
_refine_ls_wR_factor_ref         0.0441
_reflns_Friedel_coverage         0.334
_reflns_Friedel_fraction_full    0.412
_reflns_Friedel_fraction_max     0.379
_reflns_number_gt                1083
_reflns_number_total             1115
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ra04452j2.cif
_cod_data_source_block           Cd2MeImz2SCN2
_cod_database_code               7231056
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.549
_shelx_estimated_absorpt_t_max   0.702
_oxdiff_exptl_absorpt_empirical_full_min 0.913
_oxdiff_exptl_absorpt_empirical_full_max 1.074
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              27166