Copper pyromellitates: a complex story
Clegg, William; Holcroft, James M.; Martin, Nicola C.; CrystEngComm 17 (2015) 2857–; doi:10.1039/C5CE00470E

data_7219778
_publ_section_title
;
 Copper pyromellitates: a complex story
;
_journal_issue                   14
_journal_name_full               CrystEngComm
_journal_page_first              2857
_journal_paper_doi               10.1039/C5CE00470E
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C10 H2 O8 Cu K2,4 H2 O'
_chemical_formula_sum            'C10 H10 Cu K2 O12'
_chemical_formula_weight         463.92
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2015-01-16 deposited with the CCDC.
2015-02-02 downloaded from the CCDC.
;
_cell_angle_alpha                112.867(10)
_cell_angle_beta                 90.411(13)
_cell_angle_gamma                104.192(10)
_cell_formula_units_Z            2
_cell_length_a                   7.7391(15)
_cell_length_b                   10.6004(19)
_cell_length_c                   10.6159(19)
_cell_measurement_reflns_used    32
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      12.5
_cell_measurement_theta_min      10.0
_cell_volume                     772.8(3)
_computing_cell_refinement       'Stoe DIF4'
_computing_data_collection       'Stoe DIF4'
_computing_data_reduction        'local programs'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL and local programs'
_computing_structure_refinement  SHELXL-2014/7
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Stoe-Siemens four-circle diffractometer'
_diffrn_measurement_method       '\w/\q scans with on-line profile fitting'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0265
_diffrn_reflns_av_unetI/netI     0.0303
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            5452
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        24.982
_diffrn_reflns_theta_max         24.982
_diffrn_reflns_theta_min         2.096
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    2.016
_exptl_absorpt_correction_T_max  0.95
_exptl_absorpt_correction_T_min  0.62
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SHELXTL
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.994
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             466
_exptl_crystal_recrystallization_method
'Obtained direct from slow diffusion synthesis'
_exptl_crystal_size_max          0.600
_exptl_crystal_size_mid          0.350
_exptl_crystal_size_min          0.040
_refine_diff_density_max         0.717
_refine_diff_density_min         -0.552
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.062
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     253
_refine_ls_number_reflns         2726
_refine_ls_number_restraints     9
_refine_ls_restrained_S_all      1.061
_refine_ls_R_factor_all          0.0360
_refine_ls_R_factor_gt           0.0285
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0457P)^2^+0.7234P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0789
_refine_ls_wR_factor_ref         0.0837
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2383
_reflns_number_total             2726
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c5ce00470e2.cif
_cod_data_source_block           kw23
_cod_depositor_comments
'Adding full bibliography for 7219775--7219784.cif.'
_cod_database_code               7219778
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.378
_shelx_estimated_absorpt_t_max   0.924
_shelx_res_checksum              30113