Divalent metal phosphonate coordination polymers constructed from a dipiperidine-based bisphosphonate ligand.
Perry, Houston P.; Gagnon, Kevin J.; Law, Justin; Teat, Simon; Clearfield, Abraham; Dalton transactions (Cambridge, England : 2003) 41 (2012) 3985–3994; doi:10.1039/c2dt11986b

data_7018444
_publ_section_title
;
 Divalent metal phosphonate coordination polymers constructed from a
 dipiperidine-based bisphosphonate ligand.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3985
_journal_page_last               3994
_journal_paper_doi               10.1039/c2dt11986b
_journal_volume                  41
_journal_year                    2012
_chemical_formula_sum            'C36 H66 N6 O19 P6 Sn7'
_chemical_formula_weight         1903.60
_chemical_name_systematic
;
?
;
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'C -2yc'
_symmetry_space_group_name_H-M   'C 1 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                90.00
_cell_angle_beta                 91.773(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.8370(19)
_cell_length_b                   16.889(3)
_cell_length_c                   35.248(7)
_cell_measurement_reflns_used    9886
_cell_measurement_temperature    110(2)
_cell_measurement_theta_max      27.87
_cell_measurement_theta_min      2.45
_cell_volume                     5853.2(19)
_computing_cell_refinement       'Bruker SAINT v7.34a'
_computing_data_collection       'Bruker APEX 2'
_computing_data_reduction        'Bruker SAINT v7.34a'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL & local programs'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      110(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEXII CCD Area Diffractometer'
_diffrn_measurement_method       '\w scans with narrow frames'
_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  0.0412
_diffrn_reflns_av_sigmaI/netI    0.0538
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       45
_diffrn_reflns_limit_l_min       -45
_diffrn_reflns_number            33630
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         1.73
_exptl_absorpt_coefficient_mu    3.172
_exptl_absorpt_correction_T_max  0.9393
_exptl_absorpt_correction_T_min  0.6650
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2008/1 Bruker AXS Madison WI USA'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.160
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             3664
_exptl_crystal_size_max          0.14
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.02
_refine_diff_density_max         2.004
_refine_diff_density_min         -1.688
_refine_diff_density_rms         0.325
_refine_ls_abs_structure_details
'Flack H D (1983), Acta Cryst. A39, 876-881, 6643 Friedel pairs'
_refine_ls_abs_structure_Flack   0.00
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.115
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     640
_refine_ls_number_reflns         13542
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.115
_refine_ls_R_factor_all          0.0464
_refine_ls_R_factor_gt           0.0424
_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^)+(0.0147P)^2^+94.9558P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0849
_refine_ls_wR_factor_ref         0.0867
_reflns_number_gt                12749
_reflns_number_total             13542
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt11986b.txt
_cod_data_source_block           t2
_cod_original_cell_volume        5853(2)
_cod_original_sg_symbol_H-M      Cc
_cod_database_code               7018444