Molecular Metamagnet [Ni(4ImNNH)2(NO3)2] (4ImNNH = 4-Imidazolyl Nitronyl Nitroxide) and the Related Compounds Showing Supramolecular H-Bonding Interactions
Chigusa Aoki; Takayuki Ishida; Takashi Nogami; Inorganic Chemistry 42 (2003) 7616–7625; doi:10.1021/ic0349048

data_4312533
_publ_contact_author_address
;
    Department of Applied Physics and Chemistry, The University of 
    Electro-Communications, Chofu, Tokyo 182-8585, Japan
;
_publ_contact_author_email       ' ishi@pc.uec.ac.jp '
_publ_contact_author_fax         ' +81-424-43-5501 '
_publ_contact_author_name        ' Takayuki Ishida'
_publ_contact_author_phone       ' +81-424-43-5490 '
_publ_section_title
;
 Molecular Metamagnet [Ni(4ImNNH)2(NO3)2] (4ImNNH = 4-Imidazolyl Nitronyl
 Nitroxide) and the Related Compounds Showing Supramolecular H-Bonding
 Interactions
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              7616
_journal_page_last               7625
_journal_paper_doi               10.1021/ic0349048
_journal_volume                  42
_journal_year                    2003
_chemical_formula_moiety         'C20 H30 N10 O10 Ni '
_chemical_formula_sum            'C20 H30 N10 Ni O10'
_chemical_formula_weight         629.22
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      14
_symmetry_space_group_name_Hall  '-P 2yab'
_symmetry_space_group_name_H-M   'P 1 21/a 1'
_cell_angle_alpha                90
_cell_angle_beta                 43.384(2)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   13.3490(9)
_cell_length_b                   10.9253(7)
_cell_length_c                   13.297(1)
_cell_measurement_reflns_used    13290
_cell_measurement_temperature    100.0
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.5
_cell_volume                     1332.05(17)
_computing_cell_refinement       PROCESS-AUTO
_computing_data_collection       PROCESS-AUTO
_computing_data_reduction        'teXsan Ver. 1.11'
_computing_publication_material  'teXsan Ver. 1.11'
_computing_structure_refinement  'teXsan Ver. 1.10'
_computing_structure_solution    SIR92
_diffrn_detector_area_resol_mean 10.00
_diffrn_measured_fraction_theta_full 0.9958
_diffrn_measured_fraction_theta_max 0.9958
_diffrn_measurement_device_type  'Rigaku RAXIS-RAPID Imaging Plate'
_diffrn_measurement_method       \w
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.7107
_diffrn_reflns_av_R_equivalents  0.062
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            11531
_diffrn_reflns_theta_full        26.70
_diffrn_reflns_theta_max         26.70
_exptl_absorpt_coefficient_mu    0.802
_exptl_absorpt_correction_T_max  0.930
_exptl_absorpt_correction_T_min  0.848
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details   '(Higashi, 1999)'
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.569
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_size_max          0.300
_exptl_crystal_size_mid          0.300
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.44
_refine_diff_density_min         -0.33
_refine_ls_extinction_coef       0.005(2)
_refine_ls_extinction_method     'Zachariasen(1967) type 2 Gaussian isotropic'
_refine_ls_goodness_of_fit_ref   1.825
_refine_ls_hydrogen_treatment    refall
_refine_ls_number_parameters     248
_refine_ls_number_reflns         2814
_refine_ls_R_factor_gt           0.0624
_refine_ls_shift/su_max          0.0015
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w = 1/[\s^2^(Fo^2^) + (0.06000(Max(Fo^2^,0) + 2Fc^2^)/3)^2^]'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_ref         0.1659
_reflns_number_gt                2237
_reflns_number_total             2815
_reflns_threshold_expression     F^2^>2.0\s(F^2^)
_cod_data_source_file            ic0349048si20030924_033005_4.cif
_cod_data_source_block           '[Ni(4ImNNH)2(NO3)2]_'
_cod_original_cell_volume        1332.1(2)
_cod_original_formula_sum        'C20 H30 N10 O10 Ni '
_cod_database_code               4312533