Preparation, Characterization, and Catalytic Studies of Magnesium Complexes Supported by NNO-Tridentate Schiff-Base Ligands
Wen-Chou Hung; Chu-Chieh Lin; Inorganic Chemistry 48 (2009) 728–734; doi:10.1021/ic801397t

data_4301192
_publ_section_title
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Preparation, Characterization, and Catalytic Studies of Magnesium Complexes
Supported by NNO-Tridentate Schiff-Base Ligands
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_journal_name_full               'Inorganic Chemistry'
_journal_page_first              728
_journal_page_last               734
_journal_paper_doi               10.1021/ic801397t
_journal_volume                  48
_journal_year                    2009
_chemical_formula_moiety         'C48 H50 Cl2 Mg2 N4 O4'
_chemical_formula_sum            'C48 H50 Cl2 Mg2 N4 O4'
_chemical_formula_weight         866.44
_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                115.998(3)
_cell_angle_beta                 92.117(3)
_cell_angle_gamma                106.013(3)
_cell_formula_units_Z            1
_cell_length_a                   10.5248(18)
_cell_length_b                   11.0943(18)
_cell_length_c                   11.1946(19)
_cell_measurement_reflns_used    2349
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.815
_cell_measurement_theta_min      2.6255
_cell_volume                     1110.3(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'SHELXTL (Bruker, 1999)'
_computing_publication_material  'SHELXTL (Bruker, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type  'Bruker SMART 1000 CCD'
_diffrn_measurement_method       '\f and \w 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  0.0189
_diffrn_reflns_av_sigmaI/netI    0.0400
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            6169
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         2.05
_exptl_absorpt_coefficient_mu    0.223
_exptl_absorpt_correction_T_max  0.9824
_exptl_absorpt_correction_T_min  0.9422
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Sheldrick (1996)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.296
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       parallelpiped
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.322
_refine_diff_density_min         -0.235
_refine_diff_density_rms         0.049
_refine_ls_extinction_coef       none
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.001
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     272
_refine_ls_number_reflns         4308
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.001
_refine_ls_R_factor_all          0.0728
_refine_ls_R_factor_gt           0.0477
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0850P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1284
_refine_ls_wR_factor_ref         0.1443
_reflns_number_gt                2963
_reflns_number_total             4308
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic801397t_si_001_3.cif
_cod_data_source_block           7
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4301192