A novel samarium(ii) complex bearing a dianionic bis(phenolate) cyclam ligand: synthesis, structure and electron-transfer reactions.
Maria, Leonor; Soares, Marina; Santos, Isabel C.; Sousa, Vânia R; Mora, Elsa; Marçalo, Joaquim; Luzyanin, Konstantin V.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 3778–3790; doi:10.1039/c5dt04647e

data_7037985
_publ_section_title
;
 A novel samarium(ii) complex bearing a dianionic bis(phenolate) cyclam
 ligand: synthesis, structure and electron-transfer reactions.
;
_journal_issue                   9
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              3778
_journal_page_last               3790
_journal_paper_doi               10.1039/c5dt04647e
_journal_volume                  45
_journal_year                    2016
_chemical_formula_moiety         'C42 H70 N4 O2 Sm'
_chemical_formula_sum            'C42 H70 N4 O2 Sm'
_chemical_formula_weight         813.37
_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
_audit_update_record
;
2015-11-24 deposited with the CCDC.
2016-01-14 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.263(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   26.2754(14)
_cell_length_b                   9.0495(5)
_cell_length_c                   17.5199(10)
_cell_measurement_reflns_used    3129
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      19.44
_cell_measurement_theta_min      2.38
_cell_volume                     4159.1(4)
_computing_cell_refinement       'Bruker SMART, (Bruker, 2004)'
_computing_data_collection       'Bruker SMART, (Bruker, 2004)'
_computing_data_reduction        'Bruker SAINT, (Bruker, 2004)'
_computing_molecular_graphics    ORTEP3(Farrugia,1997)
_computing_publication_material  'WinGX (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SIR97 (Altomare, 1999)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0919
_diffrn_reflns_av_sigmaI/netI    0.1151
_diffrn_reflns_limit_h_max       31
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            23262
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         3.01
_exptl_absorpt_coefficient_mu    1.449
_exptl_absorpt_correction_T_max  0.9443
_exptl_absorpt_correction_T_min  0.7410
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2004)'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.299
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1712
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.04
_refine_diff_density_max         1.131
_refine_diff_density_min         -2.361
_refine_diff_density_rms         0.128
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     457
_refine_ls_number_reflns         7326
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.1303
_refine_ls_R_factor_gt           0.0717
_refine_ls_shift/su_max          0.042
_refine_ls_shift/su_mean         0.003
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0801P)^2^+1.7811P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1624
_refine_ls_wR_factor_ref         0.1780
_reflns_number_gt                4450
_reflns_number_total             7326
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5dt04647e2.cif
_cod_data_source_block           complex1
_cod_depositor_comments
'Adding full bibliography for 7037985--7037989.cif.'
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7037985