Contribution of Intramolecular NH...O Hydrogen Bonds to Magnesium-Carboxylate Bonds
Taka-aki Okamura; Junko Nakagawa; Inorganic Chemistry 52 (2013) 10812–10824; doi:10.1021/ic400671v

data_4336138
_publ_section_title
;
 Contribution of Intramolecular NH...O Hydrogen Bonds to
 Magnesium-Carboxylate Bonds
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              10812
_journal_page_last               10824
_journal_paper_doi               10.1021/ic400671v
_journal_volume                  52
_journal_year                    2013
_chemical_formula_moiety         'C36 H58 N4 Mg O12 '
_chemical_formula_sum            'C36 H58 Mg N4 O12'
_chemical_formula_weight         763.17
_chemical_name_systematic
; 
[Mg{OCO-2,6-(n-BuCONH)2C6H3}2(H2O)2(CH3OH)2] 
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      60
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             'Tue Aug 29 19:51:45 2006'
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.0683(8)
_cell_length_b                   17.6247(11)
_cell_length_c                   23.0699(16)
_cell_measurement_reflns_used    7684
_cell_measurement_temperature    200
_cell_measurement_theta_max      27.2
_cell_measurement_theta_min      3.1
_cell_volume                     4093.8(5)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      200
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID Imaging Plate'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0917
_diffrn_reflns_av_sigmaI/netI    0.0436
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            28961
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.52
_exptl_absorpt_coefficient_mu    0.106
_exptl_absorpt_correction_T_max  0.979
_exptl_absorpt_correction_T_min  0.964
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(Higashi, 1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.238
_exptl_crystal_description       block
_exptl_crystal_F_000             1640
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.422
_refine_diff_density_min         -0.384
_refine_diff_density_rms         0.053
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.077
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     256
_refine_ls_number_reflns         3596
_refine_ls_number_restraints     6
_refine_ls_restrained_S_all      1.156
_refine_ls_R_factor_all          0.1145
_refine_ls_R_factor_gt           0.0679
_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^)+(0.0820P)^2^+3.1533P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1666
_refine_ls_wR_factor_ref         0.1989
_reflns_number_gt                2191
_reflns_number_total             3596
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic400671v_si_002_7.cif
_cod_data_source_block           7
_cod_database_code               4336138