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_7205887
_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         'C6 H8 N P O3 Pb,(N O3)2 '
_chemical_formula_sum            'C6 H8 N3 O9 P Pb'
_chemical_formula_weight         504.31
_chemical_name_common            ((2PyHCH2PO3H2)Pb(NO3)2)N
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_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                73.6130(10)
_cell_angle_beta                 84.5320(10)
_cell_angle_gamma                82.5930(10)
_cell_formula_units_Z            2
_cell_length_a                   5.4028(4)
_cell_length_b                   10.1360(8)
_cell_length_c                   11.8724(9)
_cell_measurement_reflns_used    2419
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      28.14
_cell_measurement_theta_min      2.363
_cell_volume                     617.36(8)
_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 0.959
_diffrn_measured_fraction_theta_max 0.884
_diffrn_measurement_device_type  'Bruker SMART 1000'
_diffrn_measurement_method       \w
_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  0.0188
_diffrn_reflns_av_sigmaI/netI    0.0412
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            3575
_diffrn_reflns_theta_full        26.25
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         2.11
_diffrn_standards_decay_%        <0.01
_exptl_absorpt_coefficient_mu    13.844
_exptl_absorpt_correction_T_max  0.8515
_exptl_absorpt_correction_T_min  0.7887
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS: SAINT+, 2001'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.713
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             468
_exptl_crystal_size_max          0.02
_exptl_crystal_size_mid          0.02
_exptl_crystal_size_min          0.01
_refine_diff_density_max         2.678
_refine_diff_density_min         -3.558
_refine_diff_density_rms         0.283
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     189
_refine_ls_number_reflns         2708
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0406
_refine_ls_R_factor_gt           0.0366
_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^)+(0.0698P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0922
_refine_ls_wR_factor_ref         0.0955
_reflns_number_gt                2474
_reflns_number_total             2708
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            c0ce00969e.txt
_cod_data_source_block           g:\pych2po\2p8682~1\ar553
_cod_database_code               7205887