Mixed Alkali Metal/Transition Metal Coordination Polymers with the Mellitic Acid Hexaanion: 2-Dimensional Hexagonal Magnetic Nets
Simon M. Humphrey; Richard A. Mole; Richard I. Thompson; Paul T. Wood; Inorganic Chemistry 49 (2010) 3441–3448; doi:10.1021/ic902527e

data_4315303
_publ_section_title
;
 Mixed Alkali Metal/Transition Metal Coordination Polymers with the
 Mellitic Acid Hexaanion: 2-Dimensional Hexagonal Magnetic Nets
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              3441
_journal_page_last               3448
_journal_paper_doi               10.1021/ic902527e
_journal_volume                  49
_journal_year                    2010
_chemical_formula_moiety         'C12 H4 K2 Mn2 O14'
_chemical_formula_sum            'C12 H4 K2 Mn2 O14'
_chemical_formula_weight         560.23
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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                 116.1167(17)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   8.4840(2)
_cell_length_b                   11.0614(3)
_cell_length_c                   9.1046(2)
_cell_measurement_reflns_used    8.4840
_cell_measurement_temperature    180(2)
_cell_measurement_theta_max      9.1046
_cell_measurement_theta_min      11.0614
_cell_volume                     767.18(3)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_reduction
;
 HKL Denzo and Scalepack (Otwinowski & Minor 1997)
;
_computing_publication_material  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick 1997)'
_computing_structure_solution    'SIR-92 (Altomare et al. 1994)'
_diffrn_ambient_temperature      180(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       'Thin slice \w and \f scans'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0428
_diffrn_reflns_av_sigmaI/netI    0.0546
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            4607
_diffrn_reflns_theta_full        27.08
_diffrn_reflns_theta_max         27.08
_diffrn_reflns_theta_min         3.68
_exptl_absorpt_coefficient_mu    2.277
_exptl_absorpt_correction_T_max  0.886
_exptl_absorpt_correction_T_min  0.817
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.425
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'square plate'
_exptl_crystal_F_000             552
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.438
_refine_diff_density_min         -0.450
_refine_diff_density_rms         0.104
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     144
_refine_ls_number_reflns         1679
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0498
_refine_ls_R_factor_gt           0.0332
_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^)+(0.0305P)^2^+0.2023P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0704
_refine_ls_wR_factor_ref         0.0760
_reflns_number_gt                1325
_reflns_number_total             1679
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic902527e_si_002_1.cif
_cod_data_source_block           pw0330
_cod_database_code               4315303