Synthesis and structural study of an unsymmetrical aliphatic benzamidinato ligand and its use in the formation of selected Cu(i), Mg(ii) and Zr(iv) complexes
Fan, Mei; Yang, Qiaokun; Tong, Hongbo; Yuan, Shifang; Jia, Bin; Guo, Donglong; Zhou, Meisu; Liu, Diansheng; RSC Advances 2 (2012) 6599–; doi:10.1039/c2ra20709e

data_7238674
_publ_section_title
;
 Synthesis and structural study of an unsymmetrical aliphatic
 benzamidinato ligand and its use in the formation of selected Cu(i),
 Mg(ii) and Zr(iv) complexes
;
_journal_issue                   16
_journal_name_full               'RSC Advances'
_journal_page_first              6599
_journal_paper_doi               10.1039/c2ra20709e
_journal_volume                  2
_journal_year                    2012
_chemical_formula_sum            'C32 H50 Cu2 N4 Si2'
_chemical_formula_weight         674.02
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_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                96.910(17)
_cell_angle_beta                 98.657(19)
_cell_angle_gamma                90.190(19)
_cell_formula_units_Z            2
_cell_length_a                   10.101(12)
_cell_length_b                   12.616(15)
_cell_length_c                   14.018(17)
_cell_measurement_reflns_used    3444
_cell_measurement_temperature    241(2)
_cell_measurement_theta_max      23.818
_cell_measurement_theta_min      2.339
_cell_volume                     1753(4)
_computing_cell_refinement       SAINT
_computing_data_collection       SMART
_computing_data_reduction        SAINT
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      241(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'ccd area scan'
_diffrn_measurement_method       \w
_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  0.0605
_diffrn_reflns_av_sigmaI/netI    0.0660
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            18587
_diffrn_reflns_theta_full        25.05
_diffrn_reflns_theta_max         25.05
_diffrn_reflns_theta_min         1.48
_diffrn_standards_decay_%        6.66
_exptl_absorpt_coefficient_mu    1.307
_exptl_absorpt_correction_T_max  0.7800
_exptl_absorpt_correction_T_min  0.6951
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.339
_refine_diff_density_min         -0.275
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     361
_refine_ls_number_reflns         6180
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.995
_refine_ls_R_factor_all          0.0616
_refine_ls_R_factor_gt           0.0394
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0394P)^2^+0.1267P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0867
_refine_ls_wR_factor_ref         0.0977
_reflns_number_gt                4570
_reflns_number_total             6180
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ra20709e.txt
_cod_data_source_block           s533bz
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Triclinic' was changed to
'triclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/RSC/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7238674