Activation of C‒H bonds by rare-earth metallocene-butyl complexes
Layfield, Richard; Day, Benjamin M. Morgan; Guo, Fu-Sheng; Pugh, Thomas; Grindell, Richard; Chem. Commun.  (2017) –; doi:10.1039/C7CC05597H

data_7120561
_publ_section_title
;
 Activation of C--H bonds by rare-earth metallocene-butyl complexes
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC05597H
_journal_year                    2017
_chemical_formula_moiety         'C33 H37 Dy N2'
_chemical_formula_sum            'C33 H37 Dy N2'
_chemical_formula_weight         624.14
_chemical_properties_physical    Air-sensitive,Moisture-sensitive
_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'
_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     dual
_audit_creation_date             2017-05-17
_audit_creation_method
;
Olex2 1.2
(compiled 2017.03.28 svn.r3405 for OlexSys, GUI svn.r5337)
;
_audit_update_record
;
2017-07-18 deposited with the CCDC.
2017-08-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 110.370(4)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   17.9045(7)
_cell_length_b                   14.8465(5)
_cell_length_c                   22.4149(10)
_cell_measurement_reflns_used    17770
_cell_measurement_temperature    150
_cell_measurement_theta_max      26.7880
_cell_measurement_theta_min      3.6510
_cell_volume                     5585.7(4)
_computing_cell_refinement       'CrysAlisPro 1.171.39.27b (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.39.27b (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.39.27b (Rigaku OD, 2015)'
_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 (Sheldrick, 2015)'
_diffrn_ambient_temperature      150
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 5.1636
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w     -2.00  38.00   1.00    1.00    --   11.69  37.00   0.00   40
  2  \w    -62.00 -32.00   1.00    1.00    --   11.69 178.00 -60.00   30
  3  \w    -70.00  97.00   1.00    1.00    --   11.69   0.00 -60.00  167
  4  \w     69.00  99.00   1.00    1.00    --   11.69-178.00 120.00   30
  5  \w    -64.00  -3.00   1.00    1.00    --   11.69 -37.00-120.00   61
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Xcalibur, Atlas'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      0.0156551000
_diffrn_orient_matrix_UB_12      -0.0005420000
_diffrn_orient_matrix_UB_13      0.0337510000
_diffrn_orient_matrix_UB_21      -0.0287176000
_diffrn_orient_matrix_UB_22      -0.0327380000
_diffrn_orient_matrix_UB_23      0.0003264000
_diffrn_orient_matrix_UB_31      0.0267413000
_diffrn_orient_matrix_UB_32      -0.0347965000
_diffrn_orient_matrix_UB_33      -0.0008337000
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_unetI/netI     0.0582
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            11385
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.399
_diffrn_reflns_theta_min         3.479
_diffrn_source                   'fine-focus sealed X-ray tube'
_diffrn_source_type              'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    2.699
_exptl_absorpt_correction_T_max  0.227
_exptl_absorpt_correction_T_min  0.098
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.27b (Rigaku Oxford Diffraction, 2015)
Analytical numeric absorption correction using a multifaceted crystal
            model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.484
_exptl_crystal_description       block
_exptl_crystal_F_000             2520
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: Toluene'
_exptl_crystal_size_max          1.094
_exptl_crystal_size_mid          1.048
_exptl_crystal_size_min          0.729
_refine_diff_density_max         4.336
_refine_diff_density_min         -1.965
_refine_diff_density_rms         0.207
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.135
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     664
_refine_ls_number_reflns         11385
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.135
_refine_ls_R_factor_all          0.0842
_refine_ls_R_factor_gt           0.0718
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0231P)^2^+119.5015P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1571
_refine_ls_wR_factor_ref         0.1632
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9548
_reflns_number_total             11385
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7cc05597h2.cif
_cod_data_source_block           (CpMe)2Dy(IMes')
_cod_database_code               7120561
_shelx_shelxl_version_number     2014/7
_chemical_oxdiff_formula         Dy1N2C33H37
_reflns_odcompleteness_completeness 99.55
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     26.32
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 0.851(2)
 0.149(2)
2. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
3.a Secondary CH2 refined with riding coordinates:
 C10(H10A,H10B), C43(H43A,H43B)
3.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C6(H6), C8(H8), C15(H15), C17(H17), C23(H23), C24(H24),
 C25(H25), C26(H26), C29(H29), C30(H30), C31(H31), C32(H32), C35(H35), C36(H36),
  C39(H39), C41(H41), C48(H48), C50(H50), C56(H56), C57(H57), C58(H58),
 C59(H59), C62(H62), C63(H63), C64(H64), C65(H65)
3.c Idealised Me refined as rotating group:
 C11(H11A,H11B,H11C), C12(H12A,H12B,H12C), C19(H19A,H19B,H19C), C20(H20A,H20B,
 H20C), C21(H21A,H21B,H21C), C27(H27A,H27B,H27C), C33(H33A,H33B,H33C), C44(H44A,
 H44B,H44C), C45(H45A,H45B,H45C), C52(H52A,H52B,H52C), C53(H53A,H53B,H53C),
 C54(H54A,H54B,H54C), C60(H60A,H60B,H60C), C66(H66A,H66B,H66C)
;
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 2.133
_oxdiff_exptl_absorpt_empirical_full_min 0.535