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_1573132
_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         'C64 H91 Dy N6 O Si'
_chemical_formula_sum            'C64 H91 Dy N6 O Si'
_chemical_formula_weight         1151.01
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_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                90
_cell_angle_beta                 94.720(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   16.598(3)
_cell_length_b                   19.476(3)
_cell_length_c                   19.325(3)
_cell_measurement_reflns_used    9926
_cell_measurement_temperature    300
_cell_measurement_theta_max      23.48
_cell_measurement_theta_min      2.34
_cell_volume                     6225.9(18)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_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 1.000
_diffrn_measured_fraction_theta_max 0.998
_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  0.0766
_diffrn_reflns_av_unetI/netI     0.0661
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       21
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            72329
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.487
_diffrn_reflns_theta_min         1.231
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.263
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.4496
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1158 before and 0.0629 after correction.
The Ratio of minimum to maximum transmission is 0.6030.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.228
_exptl_crystal_description       block
_exptl_crystal_F_000             2420
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.19
_refine_diff_density_max         2.107
_refine_diff_density_min         -0.632
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     856
_refine_ls_number_reflns         14251
_refine_ls_number_restraints     692
_refine_ls_restrained_S_all      1.024
_refine_ls_R_factor_all          0.0879
_refine_ls_R_factor_gt           0.0455
_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^)+(0.0386P)^2^+3.9342P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0894
_refine_ls_wR_factor_ref         0.1035
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9332
_reflns_number_total             14251
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc04197f3.cif
_cod_data_source_block           2e
_cod_depositor_comments
'Adding full bibliography for 1573095--1573138.cif.'
_cod_original_cell_volume        6226.0(17)
_cod_database_code               1573132
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.795
_shelx_estimated_absorpt_t_min   0.777
_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-C11 \\sim N2-C11A \\sim N2-C15A \\sim N2-C15 \\sim N2-C10
 with sigma of 0.02
 Si1-C57 \\sim Si1A-C57 \\sim Si1A-C59A \\sim Si1-C58 \\sim Si1A-C60A \\sim
Si1-C60 \\sim Si1-C59 ~
 Si1A-C58A
 with sigma of 0.02
 C57-C58A \\sim C57-C59A \\sim C57-C60A
 with sigma of 0.02
 C12-C11 \\sim C12A-C11A \\sim C13-C12 \\sim C13A-C12A \\sim C14-C13 \\sim
C14A-C13A \\sim C15A-C14A ~
 C15-C14
 with sigma of 0.02
 O1-C61 \\sim O1-C61A \\sim O1-C64A \\sim O1-C64
 with sigma of 0.02
 C62-C61 \\sim C62A-C61A \\sim C64A-C63A \\sim C64-C63 \\sim C63A-C62A \\sim
C63-C62
 with sigma of 0.02
 C56-C54 \\sim C56A-C54 \\sim C55-C54 \\sim C55A-C54
 with sigma of 0.02
 N5-C43A \\sim N5-C43 \\sim N5-C39A \\sim N5-C39 \\sim N5-C38
 with sigma of 0.02
 C43A-C42A \\sim C43-C42 \\sim C42-C41 \\sim C42A-C41A \\sim C41-C40 \\sim
C41A-C40A \\sim C40-C39 ~
 C40A-C39A
 with sigma of 0.02
3. Uiso/Uaniso restraints and constraints
C57 \\sim Si1 \\sim C58 \\sim C59 \\sim C60 \\sim Si1A \\sim C58A \\sim C59A
\\sim C60A: within 2A with sigma of 0.01 and sigma for terminal atoms of 0.02
within 2A
N2 \\sim C11 \\sim C12 \\sim C13 \\sim C14 \\sim C15 \\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
O1 \\sim C61 \\sim C62 \\sim C63 \\sim C64 \\sim C61A \\sim C62A \\sim C63A
\\sim C64A: 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
N5 \\sim C39 \\sim C40 \\sim C41 \\sim C42 \\sim C43 \\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
{O1, C61A, C62A, C63A, C64A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{O1, C61, C62, C63, C64}
{N5, C39A, C40A, C41A, C42A, C43A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{N5, C39, C40, C41, C42, C43}
{C54, C55A, C56A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{C54, C55, C56}
{N2, C11A, C12A, C13A, C14A, C15A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{N2, C11, C12, C13, C14, C15}
{C57, Si1A, C58A, C59A, C60A} sigma for 1-2: 0.02, 1-3: 0.04
as in
{C57, Si1, C58, C59, C60}
5. Others
 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(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(C61A)=Sof(H61C)=Sof(H61D)=Sof(C62A)=Sof(H62C)=Sof(H62D)=Sof(C63A)=
 Sof(H63C)=Sof(H63D)=Sof(C64A)=Sof(H64C)=Sof(H64D)=1-FVAR(2)
 Sof(C61)=Sof(H61A)=Sof(H61B)=Sof(C62)=Sof(H62A)=Sof(H62B)=Sof(C63)=Sof(H63A)=
 Sof(H63B)=Sof(C64)=Sof(H64A)=Sof(H64B)=FVAR(2)
 Sof(H54A)=Sof(C55A)=Sof(H55D)=Sof(H55E)=Sof(H55F)=Sof(C56A)=Sof(H56D)=
 Sof(H56E)=Sof(H56F)=1-FVAR(3)
 Sof(H54)=Sof(C55)=Sof(H55A)=Sof(H55B)=Sof(H55C)=Sof(C56)=Sof(H56A)=Sof(H56B)=
 Sof(H56C)=FVAR(3)
 Sof(H57D)=Sof(H57C)=Sof(Si1A)=Sof(C58A)=Sof(H58D)=Sof(H58E)=Sof(H58F)=
 Sof(C59A)=Sof(H59D)=Sof(H59E)=Sof(H59F)=Sof(C60A)=Sof(H60D)=Sof(H60E)=
 Sof(H60F)=1-FVAR(4)
 Sof(H57B)=Sof(H57A)=Sof(Si1)=Sof(C58)=Sof(H58A)=Sof(H58B)=Sof(H58C)=Sof(C59)=
 Sof(H59A)=Sof(H59B)=Sof(H59C)=Sof(C60)=Sof(H60A)=Sof(H60B)=Sof(H60C)=FVAR(4)
 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(5)
 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(5)
 Fixed Z: C59(0.16451)
6.a Riding coordinates:
 C58A(H58D,H58E,H58F), C59A(H59D,H59E,H59F)
6.b Ternary CH refined with riding coordinates:
 C23(H23), C26(H26), C51(H51), C54(H54), C54(H54A)
6.c Secondary CH2 refined with riding coordinates:
 C61(H61A,H61B), C62(H62A,H62B), C63(H63A,H63B), C64(H64A,H64B), C11(H11A,
 H11B), C12(H12A,H12B), C13(H13A,H13B), C14(H14A,H14B), C15(H15A,H15B),
 C39(H39A,H39B), C40(H40A,H40B), C41(H41A,H41B), C42(H42A,H42B), C43(H43A,H43B),
  C9(H9A,H9B), C10(H10A,H10B), C37(H37A,H37B), C38(H38A,H38B), C57(H57B,H57A),
 C57(H57D,H57C), C39A(H39C,H39D), C40A(H40C,H40D), C41A(H41C,H41D), C42A(H42C,
 H42D), C43A(H43C,H43D), C11A(H11C,H11D), C12A(H12C,H12D), C13A(H13C,H13D),
 C14A(H14C,H14D), C15A(H15C,H15D), C61A(H61C,H61D), C62A(H62C,H62D), C63A(H63C,
 H63D), C64A(H64C,H64D)
6.d 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)
6.e 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), C58(H58A,H58B,H58C), C59(H59A,H59B,H59C), C60(H60A,H60B,H60C),
 C60A(H60D,H60E,H60F), C55A(H55D,H55E,H55F), C56A(H56D,H56E,H56F)
;
_shelx_res_checksum              1025
_shelx_hkl_checksum              1296
_olex2_submission_special_instructions 'No special instructions were received'