2-Pyridylmethylphosphonic acid: a flexible, multi-dentate ligand for metal phosphonates
Zavras, Athanasios; Fry, Julie A.; Beavers, Christine M.; Talbo, Gert H.; Richards, Anne F.; CrystEngComm 13 (2011) 3551–; doi:10.1039/c0ce00969e

data_7205881
_publ_section_title
;
 2-Pyridylmethylphosphonic acid: a flexible, multi-dentate ligand for
 metal phosphonates
;
_journal_issue                   10
_journal_name_full               CrystEngComm
_journal_page_first              3551
_journal_paper_doi               10.1039/c0ce00969e
_journal_volume                  13
_journal_year                    2011
_chemical_formula_moiety         'C12 H20 Co N2 O8 P2, 2(Cl O4)'
_chemical_formula_sum            'C12 H20 Cl2 Co N2 O16 P2'
_chemical_formula_weight         640.07
_chemical_name_common            (2PyCH2PO3Mn(H2O)(ClO4))N
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 97.348(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   13.398(3)
_cell_length_b                   8.2442(19)
_cell_length_c                   10.040(2)
_cell_measurement_reflns_used    3024
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      27.618
_cell_measurement_theta_min      2.9075
_cell_volume                     1099.9(4)
_computing_cell_refinement       'Bruker SAINT+ v. 6.36a'
_computing_data_collection       'Bruker SMART v. 5.626'
_computing_data_reduction        'Bruker SAINT+ v. 6.36a'
_computing_molecular_graphics    'XP, Bruker SHELXTL v. 6.12'
_computing_publication_material  'XCIF, Bruker SHELXTL v. 6.12'
_computing_structure_refinement  'XL, Bruker SHELXTL v. 6.12'
_computing_structure_solution    'XS, Bruker SHELXTL v. 6.12'
_diffrn_ambient_temperature      213(2)
_diffrn_detector_area_resol_mean 8.3
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.933
_diffrn_measurement_device_type  'Bruker SMART 1000'
_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  0.0311
_diffrn_reflns_av_sigmaI/netI    0.0429
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            6462
_diffrn_reflns_theta_full        26.25
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         2.91
_diffrn_standards_decay_%        <0.01
_exptl_absorpt_coefficient_mu    1.254
_exptl_absorpt_correction_T_max  0.9814
_exptl_absorpt_correction_T_min  0.9717
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS: SAINT+, 2001'
_exptl_crystal_colour            'pale pink'
_exptl_crystal_density_diffrn    1.933
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             650
_exptl_crystal_size_max          0.02
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.02
_refine_diff_density_max         1.312
_refine_diff_density_min         -0.563
_refine_diff_density_rms         0.113
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     174
_refine_ls_number_reflns         2546
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.041
_refine_ls_R_factor_all          0.0702
_refine_ls_R_factor_gt           0.0486
_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^)+(0.0671P)^2^+2.6022P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1233
_refine_ls_wR_factor_ref         0.1396
_reflns_number_gt                1906
_reflns_number_total             2546
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c0ce00969e.txt
_cod_data_source_block           2
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7205881