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_4501741
_publ_section_title
;
 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         'C48 H48 O24 P6 6-, 3Ca 2+, 28(H2 O)'
_chemical_formula_sum            'C48 H104 Ca3 O52 P6'
_chemical_formula_weight         1819.37
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                110.878(3)
_cell_angle_beta                 95.287(2)
_cell_angle_gamma                99.200(2)
_cell_formula_units_Z            2
_cell_length_a                   14.0340(4)
_cell_length_b                   16.2130(5)
_cell_length_c                   19.4062(6)
_cell_measurement_reflns_used    11445
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      67.06
_cell_measurement_theta_min      2.98
_cell_volume                     4019.0(2)
_computing_cell_refinement
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.5 (release 08-05-2007 CrysAlis171 .NET)
(compiled May  8 2007,13:10:02)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.5 (release 08-05-2007 CrysAlis171 .NET)
(compiled May  8 2007,13:10:02)
;
_computing_data_reduction
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.5 (release 08-05-2007 CrysAlis171 .NET)
(compiled May  8 2007,13:10:02)
;
_computing_molecular_graphics    'X-Seed 2.0 (Barbour, 2001)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.4738
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Oxford Diffraction Gemini-R Ultra, Ruby CCD'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Cu) X-ray Source'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0499
_diffrn_reflns_av_sigmaI/netI    0.0770
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            42363
_diffrn_reflns_theta_full        67.25
_diffrn_reflns_theta_max         67.25
_diffrn_reflns_theta_min         2.98
_exptl_absorpt_coefficient_mu    3.850
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.81808
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.5 (release 08-05-2007 CrysAlis171 .NET)
(compiled May  8 2007,13:10:02)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.503
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1916
_exptl_crystal_size_max          0.07
_exptl_crystal_size_mid          0.06
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.554
_refine_diff_density_min         -0.303
_refine_diff_density_rms         0.063
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.004
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     986
_refine_ls_number_reflns         14088
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.004
_refine_ls_R_factor_all          0.0704
_refine_ls_R_factor_gt           0.0362
_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^)+(0.0240P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0703
_refine_ls_wR_factor_ref         0.0752
_reflns_number_gt                8081
_reflns_number_total             14088
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg1003484_si_003.cif
_cod_data_source_block           Complex5c
_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_database_code               4501741