Sodium complexes containing 2-iminopyrrolyl ligands: the influence of steric hindrance in the formation of coordination polymers.
Gomes, Clara S. B.; Suresh, D.; Gomes, Pedro T.; Veiros, Luis F.; Duarte, M. Teresa; Nunes, Teresa G.; Oliveira, M Conceição; Dalton transactions (Cambridge, England : 2003) 39 (2010) 736–748; doi:10.1039/b905948b

data_7024040
_publ_section_title
;
 Sodium complexes containing 2-iminopyrrolyl ligands: the influence of
 steric hindrance in the formation of coordination polymers.
;
_journal_issue                   3
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              736
_journal_page_last               748
_journal_paper_doi               10.1039/b905948b
_journal_volume                  39
_journal_year                    2010
_chemical_formula_sum            'C11 H9 N2 Na'
_chemical_formula_weight         192.19
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 94.439(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   10.1739(15)
_cell_length_b                   10.0052(14)
_cell_length_c                   19.371(3)
_cell_measurement_reflns_used    4182
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.80
_cell_measurement_theta_min      2.29
_cell_volume                     1965.9(5)
_computing_cell_refinement       'BRUKER SMART'
_computing_data_collection       'BRUKER SMART'
_computing_data_reduction        'BRUKER SAINT'
_computing_molecular_graphics    'ORTEP and MERCURY'
_computing_publication_material  enCIFer
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    SIR2004
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'CCD Area Detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0859
_diffrn_reflns_av_sigmaI/netI    0.0787
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            21021
_diffrn_reflns_theta_full        26.80
_diffrn_reflns_theta_max         26.80
_diffrn_reflns_theta_min         2.29
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.117
_exptl_absorpt_correction_T_max  0.9965
_exptl_absorpt_correction_T_min  0.9861
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 1996)'
_exptl_crystal_colour            beige
_exptl_crystal_density_diffrn    1.299
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.09
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.253
_refine_diff_density_min         -0.306
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.949
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     253
_refine_ls_number_reflns         4182
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.949
_refine_ls_R_factor_all          0.1179
_refine_ls_R_factor_gt           0.0509
_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^)+(0.0551P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1047
_refine_ls_wR_factor_ref         0.1223
_reflns_number_gt                2321
_reflns_number_total             4182
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b905948b.txt
_cod_data_source_block           Compound_1
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7024040