Synthesis, structures, and properties of alkali and alkaline earth coordination polymers based on V-shaped ligand
Cheng, P.-C.; Tseng, F.-S.; Yeh, C.-T.; Chang, T.-G.; Kao, C.-C.; Lin, C.-H.; Liu, W.-R.; Chen, J.-S.; Zima, V.; CrystEngComm 14 (2012) 6812–; doi:10.1039/c2ce25589h

data_7208705
_publ_section_title
;
 Synthesis, structures, and properties of alkali and alkaline earth
 coordination polymers based on V-shaped ligand
;
_journal_issue                   20
_journal_name_full               CrystEngComm
_journal_page_first              6812
_journal_paper_doi               10.1039/c2ce25589h
_journal_volume                  14
_journal_year                    2012
_chemical_formula_moiety         'C14 H10 Ca O6'
_chemical_formula_sum            'C14 H10 Ca O6'
_chemical_formula_weight         314.30
_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                 95.5170(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.63300(10)
_cell_length_b                   28.9079(5)
_cell_length_c                   7.85160(10)
_cell_measurement_reflns_used    7447
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      28.286
_cell_measurement_theta_min      2.700
_cell_volume                     1272.62(4)
_computing_cell_refinement       'SAINT V7.68A (Bruker AXS, 2009)'
_computing_data_collection       'APEX2 (Bruker, 2009)'
_computing_data_reduction        'SAINT V7.68A (Bruker AXS, 2009)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      295(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0164
_diffrn_reflns_av_sigmaI/netI    0.0151
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       37
_diffrn_reflns_limit_k_min       -38
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            12286
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         2.70
_exptl_absorpt_coefficient_mu    0.519
_exptl_absorpt_correction_T_max  0.9123
_exptl_absorpt_correction_T_min  0.8598
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS V2008/1 (Bruker AXS, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.640
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       columnar
_exptl_crystal_F_000             648
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.333
_refine_diff_density_min         -0.212
_refine_diff_density_rms         0.044
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         3173
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0288
_refine_ls_R_factor_gt           0.0258
_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^)+(0.0372P)^2^+0.4433P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0709
_refine_ls_wR_factor_ref         0.0731
_reflns_number_gt                2892
_reflns_number_total             3173
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce25589h.txt
_cod_data_source_block           7
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               7208705