Zinc compounds with or without Zn‒Zn bond: Alkali metal reduction of LZnCl2 (L = α-diimine ligands)
Yang, Peiju; Yang, Xiao-Juan; Yu, Jie; Liu, Yanyan; Zhang, Chunxi; Deng, Yu-Heng; Wu, Biao; Dalton Transactions  (2009) 5773–; doi:10.1039/b904478g

data_7001718
_publ_section_title
;
 Zinc compounds with or without Zn--Zn bond: Alkali metal reduction of
 LZnCl2 (L = \a-diimine ligands)
;
_journal_issue                   29
_journal_name_full               'Dalton Transactions'
_journal_page_first              5773
_journal_paper_doi               10.1039/b904478g
_journal_year                    2009
_chemical_formula_sum            'C52 H72 N4 Na2 O2 Zn'
_chemical_formula_weight         896.49
_chemical_name_systematic
;
?
;
_space_group_IT_number           34
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2 -2n'
_symmetry_space_group_name_H-M   'P n n 2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   18.267(2)
_cell_length_b                   12.2088(17)
_cell_length_c                   12.6174(17)
_cell_measurement_reflns_used    3225
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      20.82
_cell_measurement_theta_min      2.32
_cell_volume                     2813.9(6)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART APEX II'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type  'Bruker APEX II area detector'
_diffrn_measurement_method       '\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  0.0616
_diffrn_reflns_av_sigmaI/netI    0.0989
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            16206
_diffrn_reflns_theta_full        28.44
_diffrn_reflns_theta_max         28.44
_diffrn_reflns_theta_min         1.96
_exptl_absorpt_coefficient_mu    0.489
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.742
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.058
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             960
_exptl_crystal_size_max          0.41
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.21
_refine_diff_density_max         1.446
_refine_diff_density_min         -0.333
_refine_diff_density_rms         0.150
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.03(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.986
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     276
_refine_ls_number_reflns         6498
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.986
_refine_ls_R_factor_all          0.1646
_refine_ls_R_factor_gt           0.0784
_refine_ls_shift/su_max          0.013
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1444P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2028
_refine_ls_wR_factor_ref         0.2530
_reflns_number_gt                3202
_reflns_number_total             6498
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b904478g.txt
_cod_data_source_block           ZnL2Na2
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from
2010-06-29.

'_exptl_absorpt_correction_type' value 'Multi-scan' changed
to 'multi-scan' 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 
;
_cod_original_cell_volume        2813.8(7)
_cod_original_sg_symbol_H-M      Pnn2
_cod_database_code               7001718