Rare-earth metal complexes bearing electrophilic and nucleophilic carbon centres and their unique reactivity patterns towards pyridine derivatives.
Wu, Weikang; Rajeshkumar, Thayalan; Zhu, Shan; Chai, Fuxiang; Hong, Dongjing; Huang, Zeming; Yuan, Qingbing; Maron, Laurent; Wang, Shaowu; Chemical science 15 (2024) 20315–20327; doi:10.1039/d4sc04197f

data_1573113
_publ_section_title
;
 Rare-earth metal complexes bearing electrophilic and nucleophilic carbon
 centres and their unique reactivity patterns towards pyridine
 derivatives.
;
_journal_issue                   48
_journal_name_full               'Chemical science'
_journal_page_first              20315
_journal_page_last               20327
_journal_paper_doi               10.1039/d4sc04197f
_journal_volume                  15
_journal_year                    2024
_chemical_formula_moiety         'C66 H80 N8 Yb'
_chemical_formula_sum            'C66 H80 N8 Yb'
_chemical_formula_weight         1158.42
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2024-04-16
_audit_creation_method
;
Olex2 1.5
(compiled 2023.08.24 svn.re1ec1418 for OlexSys, GUI svn.r6817)
;
_audit_update_record
;
2024-05-29 deposited with the CCDC.	2024-11-12 downloaded from the CCDC.
;
_cell_angle_alpha                82.4930(10)
_cell_angle_beta                 72.3180(10)
_cell_angle_gamma                67.9540(10)
_cell_formula_units_Z            2
_cell_length_a                   13.2678(7)
_cell_length_b                   13.3947(7)
_cell_length_c                   19.2204(10)
_cell_measurement_reflns_used    9922
_cell_measurement_temperature    300
_cell_measurement_theta_max      25.58
_cell_measurement_theta_min      2.22
_cell_volume                     3016.0(3)
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'olex2.solve 1.5 (Bourhis et al., 2015)'
_diffrn_ambient_temperature      300
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0432
_diffrn_reflns_av_unetI/netI     0.0600
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            35678
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.988
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.488
_diffrn_reflns_theta_min         1.112
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.596
_exptl_absorpt_correction_T_max  0.814
_exptl_absorpt_correction_T_min  0.418
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            'clear light black'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    black
_exptl_crystal_density_diffrn    1.276
_exptl_crystal_description       block
_exptl_crystal_F_000             1204
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.19
_refine_diff_density_max         1.070
_refine_diff_density_min         -0.648
_refine_diff_density_rms         0.075
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.007
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     833
_refine_ls_number_reflns         13692
_refine_ls_number_restraints     551
_refine_ls_restrained_S_all      1.010
_refine_ls_R_factor_all          0.0527
_refine_ls_R_factor_gt           0.0370
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0334P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0730
_refine_ls_wR_factor_ref         0.0776
_reflns_Friedel_coverage         0.000
_reflns_number_gt                11142
_reflns_number_total             13692
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc04197f4.cif
_cod_data_source_block           12a
_cod_depositor_comments
'Adding full bibliography for 1573095--1573138.cif.'
_cod_database_code               1573113
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.751
_shelx_estimated_absorpt_t_min   0.730
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups, All C(H,H,H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2. Restrained distances
 N2-C10 \\sim N2A-C10A \\sim N2A-C15A \\sim N2-C15 \\sim N2A-C11A \\sim N2-C11
 with sigma of 0.02
 C9-C10 \\sim C9-C10A
 with sigma of 0.02
 C55A-C54 \\sim C55-C54 \\sim C56A-C54 \\sim C56-C54
 with sigma of 0.02
 C38-C37 \\sim C38A-C37
 with sigma of 0.02
 N5A-C38A \\sim N5-C38 \\sim N5A-C39A \\sim N5-C39 \\sim N5A-C43A \\sim N5-C43
 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
C9 \\sim N2 \\sim C10 \\sim C11 \\sim C12 \\sim C13 \\sim C14 \\sim C15 \\sim
N2A \\sim C10A \\sim C11A \\sim C12A \\sim C13A \\sim C14A \\sim C15A: within
2A with sigma of 0.01 and sigma for terminal atoms of 0.02 within 2A
C54 \\sim C55 \\sim C56 \\sim C55A \\sim C56A: within 2A with sigma of 0.01 and
sigma for terminal atoms of 0.02 within 2A
C37 \\sim N5 \\sim C38 \\sim C39 \\sim C40 \\sim C41 \\sim C42 \\sim C43 \\sim
N5A \\sim C38A \\sim C39A \\sim C40A \\sim C41A \\sim C42A \\sim C43A: within
2A with sigma of 0.01 and sigma for terminal atoms of 0.02 within 2A
4. Same fragment restrains
{C54, C55A, C56A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{C54, C55, C56}
{C37, N5A, C38A, C39A, C40A, C41A, C42A, C43A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{C37, N5, C38, C39, C40, C41, C42, C43}
{C9, N2A, C10A, C11A, C12A, C13A, C14A, C15A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{C9, N2, C10, C11, C12, C13, C14, C15}
5. Others
 Sof(H9BC)=Sof(H9BD)=Sof(N2A)=Sof(C10A)=Sof(H10C)=Sof(H10D)=Sof(C11A)=
 Sof(H11C)=Sof(H11D)=Sof(C12A)=Sof(H12C)=Sof(H12D)=Sof(C13A)=Sof(H13C)=
 Sof(H13D)=Sof(C14A)=Sof(H14C)=Sof(H14D)=Sof(C15A)=Sof(H15C)=Sof(H15D)=1-FVAR(1)
 Sof(H9AA)=Sof(H9AB)=Sof(N2)=Sof(C10)=Sof(H10A)=Sof(H10B)=Sof(C11)=Sof(H11A)=
 Sof(H11B)=Sof(C12)=Sof(H12A)=Sof(H12B)=Sof(C13)=Sof(H13A)=Sof(H13B)=Sof(C14)=
 Sof(H14A)=Sof(H14B)=Sof(C15)=Sof(H15A)=Sof(H15B)=FVAR(1)
 Sof(H54A)=Sof(C55A)=Sof(H55D)=Sof(H55E)=Sof(H55F)=Sof(C56A)=Sof(H56D)=
 Sof(H56E)=Sof(H56F)=1-FVAR(2)
 Sof(H54)=Sof(C55)=Sof(H55A)=Sof(H55B)=Sof(H55C)=Sof(C56)=Sof(H56A)=Sof(H56B)=
 Sof(H56C)=FVAR(2)
 Sof(H37C)=Sof(H37D)=Sof(N5A)=Sof(C38A)=Sof(H38C)=Sof(H38D)=Sof(C39A)=
 Sof(H39C)=Sof(H39D)=Sof(C40A)=Sof(H40C)=Sof(H40D)=Sof(C41A)=Sof(H41C)=
 Sof(H41D)=Sof(C42A)=Sof(H42C)=Sof(H42D)=Sof(C43A)=Sof(H43C)=Sof(H43D)=1-FVAR(3)
 Sof(H37A)=Sof(H37B)=Sof(N5)=Sof(C38)=Sof(H38A)=Sof(H38B)=Sof(C39)=Sof(H39A)=
 Sof(H39B)=Sof(C40)=Sof(H40A)=Sof(H40B)=Sof(C41)=Sof(H41A)=Sof(H41B)=Sof(C42)=
 Sof(H42A)=Sof(H42B)=Sof(C43)=Sof(H43A)=Sof(H43B)=FVAR(3)
6.a Ternary CH refined with riding coordinates:
 C23(H23), C26(H26), C51(H51), C54(H54), C54(H54A)
6.b Secondary CH2 refined with riding coordinates:
 C9(H9AA,H9AB), C9(H9BC,H9BD), C10(H10A,H10B), C11(H11A,H11B), C12(H12A,H12B),
 C13(H13A,H13B), C14(H14A,H14B), C15(H15A,H15B), C37(H37A,H37B), C37(H37C,H37D),
  C38(H38A,H38B), C39(H39A,H39B), C40(H40A,H40B), C41(H41A,H41B), C42(H42A,
 H42B), C43(H43A,H43B), C38A(H38C,H38D), C39A(H39C,H39D), C40A(H40C,H40D),
 C41A(H41C,H41D), C42A(H42C,H42D), C43A(H43C,H43D), C10A(H10C,H10D), C11A(H11C,
 H11D), C12A(H12C,H12D), C13A(H13C,H13D), C14A(H14C,H14D), C15A(H15C,H15D)
6.c Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C6(H6), C7(H7), C16(H16), C19(H19), C20(H20), C21(H21),
 C32(H32), C33(H33), C34(H34), C35(H35), C44(H44), C47(H47), C48(H48), C49(H49),
  C57(H57), C58(H58), C59(H59), C60(H60), C63(H63), C64(H64), C65(H65), C66(H66)
6.d Idealised Me refined as rotating group:
 C24(H24A,H24B,H24C), C25(H25A,H25B,H25C), C27(H27A,H27B,H27C), C28(H28A,H28B,
 H28C), C52(H52A,H52B,H52C), C53(H53A,H53B,H53C), C55(H55A,H55B,H55C), C56(H56A,
 H56B,H56C), C55A(H55D,H55E,H55F), C56A(H56D,H56E,H56F)
;
_shelx_res_checksum              873
_shelx_hkl_checksum              63596
_olex2_submission_special_instructions 'No special instructions were received'