Rational Assembly of Soluble Copper(II) Phosphonates: Synthesis, Structure and Magnetism of Molecular Tetranuclear Copper(II) Phosphonates
Vadapalli Chandrasekhar; Tapas Senapati; Atanu Dey; E. Carolina Sañudo; Inorganic Chemistry 50 (2011) 1420–1428; doi:10.1021/ic101982c

data_4324439
_publ_contact_author_address
;Head, Department of Chemistry
Indian Institute of Technology Kanpur
Kanpur 208016
Uttarpradesh
India
;
_publ_contact_author_email       vc@iitk.ac.in
_publ_contact_author_fax         '+91-512-259 7436'
_publ_contact_author_name        'Prof. V. Chandrasekhar'
_publ_contact_author_phone       '+91-512-259 7259'
_publ_section_title
;
 Rational Assembly of Soluble Copper(II) Phosphonates: Synthesis,
 Structure and Magnetism of Molecular Tetranuclear Copper(II) Phosphonates
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1420
_journal_page_last               1428
_journal_paper_doi               10.1021/ic101982c
_journal_volume                  50
_journal_year                    2011
_chemical_formula_moiety         'C52 H71 Cu4 N4 O15 P'
_chemical_formula_sum            'C52 H71 Cu4 N4 O15 P'
_chemical_formula_weight         1277.26
_chemical_name_common            copperphosphonate
_chemical_name_systematic
; 
 ? 
;
_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                75.594(5)
_cell_angle_beta                 76.835(5)
_cell_angle_gamma                67.154(5)
_cell_formula_units_Z            2
_cell_length_a                   13.168(5)
_cell_length_b                   14.028(5)
_cell_length_c                   16.709(5)
_cell_measurement_reflns_used    4703
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.12
_cell_measurement_theta_min      2.22
_cell_volume                     2725.0(16)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.976
_diffrn_measured_fraction_theta_max 0.976
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0329
_diffrn_reflns_av_sigmaI/netI    0.0712
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            14319
_diffrn_reflns_theta_full        25.50
_diffrn_reflns_theta_max         25.50
_diffrn_reflns_theta_min         2.22
_exptl_absorpt_coefficient_mu    1.639
_exptl_absorpt_correction_T_max  0.8275
_exptl_absorpt_correction_T_min  0.7458
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.557
_exptl_crystal_description       block
_exptl_crystal_F_000             1324
_exptl_crystal_size_max          0.19
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         1.681
_refine_diff_density_min         -1.107
_refine_diff_density_rms         0.168
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     710
_refine_ls_number_reflns         9886
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.1227
_refine_ls_R_factor_gt           0.0840
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1717P)^2^+2.3484P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2291
_refine_ls_wR_factor_ref         0.2682
_reflns_number_gt                6284
_reflns_number_total             9886
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic101982c_si_001_4.cif
_cod_data_source_block           Complex_4
_cod_database_code               4324439