Cyanomethylene-bis(phosphonate)-Based Lanthanide Complexes: Structural, Photophysical, and Magnetic Investigations.
Maxim, Catalin; Branzea, Diana G.; Tiseanu, Carmen; Rouzières, Mathieu; Clérac, Rodolphe; Andruh, Marius; Avarvari, Narcis; Inorganic chemistry 53 (2014) 2708–2717; doi:10.1021/ic403104y

data_4337814
_publ_section_title
;
 Cyanomethylene-bis(phosphonate)-Based Lanthanide Complexes: Structural,
 Photophysical, and Magnetic Investigations.
;
_journal_issue                   5
_journal_name_full               'Inorganic chemistry'
_journal_page_first              2708
_journal_page_last               2717
_journal_paper_doi               10.1021/ic403104y
_journal_volume                  53
_journal_year                    2014
_chemical_formula_sum            'C36 H60 Eu N3 O27 P6'
_chemical_formula_weight         1304.65
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           7
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P -2yac'
_symmetry_space_group_name_H-M   'P 1 n 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                 91.810(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   11.1476(8)
_cell_length_b                   11.8848(8)
_cell_length_c                   22.9395(17)
_cell_measurement_reflns_used    430
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      26
_cell_measurement_theta_min      2.5
_cell_volume                     3037.7(4)
_computing_cell_refinement
'Dirax/lsq (Duisenberg & Schreurs, 1989-2000)'
_computing_data_collection       KappaCCD
_computing_data_reduction        'Denzo and Scalepak'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  area_detector
_diffrn_measurement_method       CCD
_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  0.0409
_diffrn_reflns_av_sigmaI/netI    0.0687
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            40063
_diffrn_reflns_theta_full        28.94
_diffrn_reflns_theta_max         28.94
_diffrn_reflns_theta_min         2.68
_exptl_absorpt_coefficient_mu    1.267
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.775
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.426
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1332
_exptl_crystal_size_max          0.5
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.604
_refine_diff_density_min         -0.483
_refine_diff_density_rms         0.113
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.015(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.927
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     659
_refine_ls_number_reflns         15420
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.927
_refine_ls_R_factor_all          0.0609
_refine_ls_R_factor_gt           0.0387
_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^)+(0.0557P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0868
_refine_ls_wR_factor_ref         0.0976
_reflns_number_gt                12375
_reflns_number_total             15420
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic403104y_si_002.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      Pn
_cod_database_code               4337814