Tuning the structure of metal phosphonates using uncoordinating methyl group: syntheses, structures and properties of a series of metal diphosphonates
Tang, Si-Fu; Li, Liang-Jun; Lv, Xiao-Xia; Wang, Chao; Zhao, Xue-Bo; CrystEngComm 16 (2014) 7043–; doi:10.1039/C4CE00375F

data_7216042
_publ_section_title
;
 Tuning the structure of metal phosphonates using uncoordinating methyl
 group: syntheses, structures and properties of a series of metal
 diphosphonates
;
_journal_issue                   30
_journal_name_full               CrystEngComm
_journal_page_first              7043
_journal_paper_doi               10.1039/C4CE00375F
_journal_volume                  16
_journal_year                    2014
_chemical_formula_sum            'C8 H26 Co O14 P2'
_chemical_formula_weight         467.16
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_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                96.523(4)
_cell_angle_beta                 95.780(4)
_cell_angle_gamma                91.060(4)
_cell_formula_units_Z            2
_cell_length_a                   6.8159(18)
_cell_length_b                   9.734(3)
_cell_length_c                   13.799(4)
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.59
_cell_measurement_theta_min      2.11
_cell_volume                     904.5(5)
_computing_cell_refinement       'Bruker XSCANS'
_computing_data_collection       'Bruker XSCANS'
_computing_data_reduction        'Bruker SHELXTL'
_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      296(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_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  0.0502
_diffrn_reflns_av_sigmaI/netI    0.0709
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8529
_diffrn_reflns_theta_full        27.59
_diffrn_reflns_theta_max         27.59
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    1.192
_exptl_absorpt_correction_T_max  0.888
_exptl_absorpt_correction_T_min  0.867
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            pink
_exptl_crystal_density_diffrn    1.715
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             486
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.534
_refine_diff_density_min         -0.540
_refine_diff_density_rms         0.103
_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     226
_refine_ls_number_reflns         4065
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0592
_refine_ls_R_factor_gt           0.0456
_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^)+(0.0551P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1124
_refine_ls_wR_factor_ref         0.1208
_reflns_number_gt                3180
_reflns_number_total             4065
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4ce00375f2.cif
_cod_data_source_block           2
_cod_depositor_comments
'Adding full bibliography for 7216041--7216048.cif.'
_cod_original_cell_volume        904.6(4)
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7216042