Widely contrasting outcomes from the use of tris(pentafluorophenyl)bismuth or pentafluorophenylsilver as oxidants in the reactions of lanthanoid metals with <i>N</i>,<i>N</i>'-diarylformamidines.
Guo, Zhifang; Blair, Victoria L.; Deacon, Glen B.; Junk, Peter C.; Dalton transactions (Cambridge, England : 2003) 49 (2020) 13588–13600; doi:10.1039/d0dt03044a

data_7705511
_publ_section_title
;
 Widely contrasting outcomes from the use of
 tris(pentafluorophenyl)bismuth or pentafluorophenylsilver as oxidants in
 the reactions of lanthanoid metals with
 <i>N</i>,<i>N</i>'-diarylformamidines.
;
_journal_issue                   39
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13588
_journal_page_last               13600
_journal_paper_doi               10.1039/d0dt03044a
_journal_volume                  49
_journal_year                    2020
_chemical_formula_moiety         'C47 H37 F12 N6 O2 Sm, 2(C4 H8 O)'
_chemical_formula_sum            'C55 H53 F12 N6 O4 Sm'
_chemical_formula_weight         1240.38
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_date             2018-07-28
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-08-21 deposited with the CCDC.	2020-09-16 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.0846(2)
_cell_length_b                   17.6395(3)
_cell_length_c                   19.6763(3)
_cell_measurement_reflns_used    10615
_cell_measurement_temperature    123(2)
_cell_measurement_theta_max      26
_cell_measurement_theta_min      2
_cell_volume                     5235.56(14)
_computing_cell_refinement       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_collection       'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_data_reduction        'CrysAlisPro 1.171.39.46 (Rigaku OD, 2018)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0434
_diffrn_reflns_av_unetI/netI     0.0372
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            41672
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         2.472
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.217
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.77962
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.574
_exptl_crystal_description       prism
_exptl_crystal_F_000             2508
_exptl_crystal_size_max          0.3
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.1
_refine_diff_density_max         1.073
_refine_diff_density_min         -0.468
_refine_diff_density_rms         0.073
_refine_ls_abs_structure_details
;
 Flack x determined using 4238 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.027(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     715
_refine_ls_number_reflns         10615
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0341
_refine_ls_R_factor_gt           0.0291
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0328P)^2^+4.8968P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0678
_refine_ls_wR_factor_ref         0.0704
_reflns_Friedel_coverage         0.809
_reflns_Friedel_fraction_full    0.993
_reflns_Friedel_fraction_max     0.990
_reflns_number_gt                9908
_reflns_number_total             10615
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0dt03044a2.cif
_cod_data_source_block           1_CCDC4
_cod_depositor_comments
'Adding full bibliography for 7705503--7705523.cif.'
_cod_database_code               7705511
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.888
_shelx_estimated_absorpt_t_min   0.712
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C40(H40A,H40B), C46(H46A,H46B), C47(H47A,H47B), C45(H45A,H45B), C44(H44A,
 H44B), C52(H52A,H52B), C43(H43A,H43B), C42(H42A,H42B), C41(H41A,H41B),
 C48(H48A,H48B), C53(H53A,H53B), C55(H55A,H55B), C49(H49A,H49B), C54(H54A,H54B),
  C51(H51A,H51B), C50(H50A,H50B)
2.b Aromatic/amide H refined with riding coordinates:
 C25(H25), C12(H12), C30(H30), C29(H29), C3(H3), C15(H15), C36(H36), C4(H4),
 C38(H38), C2(H2), C10(H10), C11(H11), C28(H28), C24(H24), C23(H23), C37(H37),
 C16(H16), C17(H17)
;
_olex2_submission_special_instructions 'No special instructions were received'