Syntheses, structures and photoluminescence of zinc(ii) and silver(I) coordination polymers based on 1,1′-(1,4-butanediyl)bis(2-methylbenzimidazole) and different carboxylate ligands
Liu, Ying-Ying; Jiang, Ying-Yin; Yang, Jin; Liu, Yun-Yu; Ma, Jian-Fang; CrystEngComm 13 (2011) 6118–; doi:10.1039/c0ce00990c

data_7215373
_publ_section_title
;
 Syntheses, structures and photoluminescence of zinc(ii) and silver(I)
 coordination polymers based on
 1,1&#x2032;-(1,4-butanediyl)bis(2-methylbenzimidazole) and different
 carboxylate ligands
;
_journal_issue                   20
_journal_name_full               CrystEngComm
_journal_page_first              6118
_journal_paper_doi               10.1039/c0ce00990c
_journal_volume                  13
_journal_year                    2011
_chemical_formula_sum            'C34 H32 N4 O4 Zn'
_chemical_formula_weight         626.01
_chemical_name_systematic
;
?
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.318(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   22.5556(7)
_cell_length_b                   8.7941(2)
_cell_length_c                   16.2863(4)
_cell_measurement_reflns_used    3653
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.22
_cell_measurement_theta_min      4.69
_cell_volume                     3178.25(15)
_computing_cell_refinement       CrysAlis
_computing_data_collection       'CrysAlis (Oxford Diffraction, 2006)'
_computing_data_reduction        CrysAlis
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 10.0
_diffrn_measured_fraction_theta_full 0.985
_diffrn_measured_fraction_theta_max 0.845
_diffrn_measurement_device_type  'Oxford Diffraction Gemini R Ultra'
_diffrn_measurement_method       '\w scan'
_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  0.0246
_diffrn_reflns_av_sigmaI/netI    0.0502
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            6940
_diffrn_reflns_theta_full        26.50
_diffrn_reflns_theta_max         29.22
_diffrn_reflns_theta_min         4.69
_exptl_absorpt_coefficient_mu    0.815
_exptl_absorpt_correction_T_max  0.80
_exptl_absorpt_correction_T_min  0.75
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis (Oxford Diffraction, 2006)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.308
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1304
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.29
_exptl_crystal_size_min          0.26
_refine_diff_density_max         0.867
_refine_diff_density_min         -0.480
_refine_diff_density_rms         0.099
_refine_ls_extinction_coef       0.022(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   0.994
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     197
_refine_ls_number_reflns         3653
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.994
_refine_ls_R_factor_all          0.0762
_refine_ls_R_factor_gt           0.0578
_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^)+(0.1375P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1769
_refine_ls_wR_factor_ref         0.1875
_reflns_number_gt                2802
_reflns_number_total             3653
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0ce00990c.txt
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_Hall     -C2yc
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7215373