Role of α-hydroxycarboxylic acids in the construction of supramolecular assemblies of nickel(ii) complexes with nitrogen donor coligands
Halder, Partha; Chakraborty, Biswarup; Banerjee, Priya Ranjan; Zangrando, Ennio; Paine, Tapan Kanti; CrystEngComm 11 (2009) 2650–; doi:10.1039/b904939h

data_7201097
_publ_section_title
;
 Role of \a-hydroxycarboxylic acids in the construction of
 supramolecular assemblies of nickel(ii) complexes with nitrogen donor
 coligands
;
_journal_issue                   12
_journal_name_full               CrystEngComm
_journal_page_first              2650
_journal_paper_doi               10.1039/b904939h
_journal_volume                  11
_journal_year                    2009
_chemical_formula_moiety
'C26 H26 N4 Ni O6, 0.5(C H4 O), 0.25(C5 H6 N2)'
_chemical_formula_sum            'C27.75 H29.5 N4.5 Ni O6.5'
_chemical_formula_weight         588.77
_chemical_name_systematic
;
?
;
_space_group_IT_number           92
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  'P 4abw 2nw'
_symmetry_space_group_name_H-M   'P 41 21 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            16
_cell_length_a                   16.110(3)
_cell_length_b                   16.110(3)
_cell_length_c                   43.693(6)
_cell_measurement_temperature    150(2)
_cell_volume                     11340(3)
_computing_cell_refinement       'Bruker Apex II'
_computing_data_collection       'APEX2 v2.1-0 (Bruker AXS)'
_computing_data_reduction        'Bruker Apex II'
_computing_molecular_graphics    'Ortep3/windows (Farrugia,1997)'
_computing_publication_material  'Wingx 1.70.00 (Farrugia, 1999)'
_computing_structure_refinement  'SHELX97 (Sheldrick, 1998)'
_computing_structure_solution    'SHELX97 (Sheldrick, 1998)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker Apex II CCD'
_diffrn_measurement_method       'w/ and f/ 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  0.0732
_diffrn_reflns_av_sigmaI/netI    0.0501
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       51
_diffrn_reflns_limit_l_min       -52
_diffrn_reflns_number            82636
_diffrn_reflns_theta_full        25.38
_diffrn_reflns_theta_max         25.38
_diffrn_reflns_theta_min         1.35
_exptl_absorpt_coefficient_mu    0.735
_exptl_crystal_density_diffrn    1.380
_exptl_crystal_density_method    'not measured'
_exptl_crystal_F_000             4920
_refine_diff_density_max         0.497
_refine_diff_density_min         -0.412
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.001(13)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     715
_refine_ls_number_reflns         10342
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0655
_refine_ls_R_factor_gt           0.0463
_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^)+(0.0517P)^2^+5.9216P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1027
_refine_ls_wR_factor_ref         0.1109
_reflns_number_gt                8300
_reflns_number_total             10342
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b904939h.txt
_cod_data_source_block           5
_cod_original_cell_volume        11339(3)
_cod_original_formula_sum        'C27.75 H29.50 N4.50 Ni O6.50'
_cod_database_code               7201097