Layered Calcium Structures of p-Phosphonic Acid O-Methyl-Calix[6]arene.
Clark, Thomas E.; Martin, Adam; Makha, Mohamed; Sobolev, Alexandre N.; Su, Dian; Rohrs, Henry W.; Gross, Michael L.; Raston, Colin L.; Crystal growth & design 10 (2010) 3211–3217; doi:10.1021/cg1003484

data_4501739
_publ_section_title
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 Layered Calcium Structures of p-Phosphonic Acid O-Methyl-Calix[6]arene.
;
_journal_issue                   7
_journal_name_full               'Crystal growth &amp; design'
_journal_page_first              3211
_journal_page_last               3217
_journal_paper_doi               10.1021/cg1003484
_journal_volume                  10
_journal_year                    2010
_chemical_formula_moiety         'C72 H102 O24 P6, H2 O'
_chemical_formula_sum            'C72 H104 O25 P6'
_chemical_formula_weight         1555.37
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      15
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.0
_cell_angle_beta                 123.113(1)
_cell_angle_gamma                90.0
_cell_formula_units_Z            8
_cell_length_a                   40.464(5)
_cell_length_b                   17.430(2)
_cell_length_c                   27.483(4)
_cell_measurement_reflns_used    8948
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      24.71
_cell_measurement_theta_min      2.24
_cell_volume                     16235(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL, v. 5.1'
_computing_publication_material  'Bruker SHELXTL, v. 5.1'
_computing_structure_refinement  'Bruker SHELXTL, v. 5.1'
_computing_structure_solution    'Bruker SHELXTL, v. 5.1'
_diffrn_ambient_temperature      153(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type  'Bruker AXS CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0311
_diffrn_reflns_av_sigmaI/netI    0.0339
_diffrn_reflns_limit_h_max       47
_diffrn_reflns_limit_h_min       -47
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            49484
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.76
_exptl_absorpt_coefficient_mu    0.205
_exptl_absorpt_correction_T_max  0.9410
_exptl_absorpt_correction_T_min  0.8868
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS - Bruker area detector absorption corrections'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.273
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             6608
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         2.062
_refine_diff_density_min         -1.680
_refine_diff_density_rms         0.126
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     816
_refine_ls_number_reflns         13879
_refine_ls_number_restraints     113
_refine_ls_restrained_S_all      1.046
_refine_ls_R_factor_all          0.1856
_refine_ls_R_factor_gt           0.1489
_refine_ls_shift/su_max          0.112
_refine_ls_shift/su_mean         0.004
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1500P)^2^+190.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3559
_refine_ls_wR_factor_ref         0.3880
_reflns_number_gt                9507
_reflns_number_total             13879
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg1003484_si_001.cif
_cod_data_source_block           tc025
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

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      'C 2/c'
_cod_database_code               4501739