Coordination Polymers from Calixarene-Like [Cu2(Dicarboxylate)2]4Building Blocks: Structural Diversity via Atropisomerism
Abourahma, Heba; Bodwell, Graham J.; Lu, Jianjiang; Moulton, Brian; Pottie, Ian R.; Walsh, Rosa Bailey; Zaworotko, Michael J.; Crystal Growth & Design 3 (2003) 513–; doi:10.1021/cg0340345

data_4511656
_publ_section_title
;
 Coordination Polymers from Calixarene-Like [Cu2(Dicarboxylate)2]4Building
 Blocks:&#x2009; Structural Diversity via Atropisomerism
;
_journal_issue                   4
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              513
_journal_paper_doi               10.1021/cg0340345
_journal_volume                  3
_journal_year                    2003
_chemical_formula_sum            'C30 H28 Cu2 N2 O12'
_chemical_formula_weight         735.62
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           130
_symmetry_cell_setting           tetragonal
_symmetry_space_group_name_Hall  '-P 4a 2ac'
_symmetry_space_group_name_H-M   'P 4/n c c :2'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   18.8743(16)
_cell_length_b                   18.8743(16)
_cell_length_c                   17.356(3)
_cell_measurement_reflns_used    3144
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      23.61
_cell_measurement_theta_min      2.68
_cell_volume                     6182.9(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.1942
_diffrn_reflns_av_sigmaI/netI    0.0897
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            28119
_diffrn_reflns_theta_full        24.74
_diffrn_reflns_theta_max         24.74
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    1.443
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.751
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            blue-green
_exptl_crystal_density_diffrn    1.581
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       cube
_exptl_crystal_F_000             3008
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.985
_refine_diff_density_min         -0.603
_refine_diff_density_rms         0.118
_refine_ls_extinction_coef       0.00011(5)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     205
_refine_ls_number_reflns         2657
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.1562
_refine_ls_R_factor_gt           0.0525
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0397P)^2^+43.4094P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1150
_refine_ls_wR_factor_ref         0.1659
_reflns_number_gt                1332
_reflns_number_total             2657
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ha284a.cif
_cod_data_source_block           ha284a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Tetragonal' changed to 'tetragonal'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_cell_volume        6182.7(13)
_cod_original_sg_symbol_H-M      P4/ncc
_cod_database_code               4511656