A displacement-type fluorescent probe reveals active species in the coordinative polymerization of olefins
Yu, Chao; Zhang, Pengfei; Gao, Fei; Zhang, Shaowen; Li, Xiaofang; Polymer Chemistry 9 (2018) 603–; doi:10.1039/C7PY01915G

data_1548546
_publ_section_title
;
 A displacement-type fluorescent probe reveals active species in the
 coordinative polymerization of olefins
;
_journal_issue                   5
_journal_name_full               'Polymer Chemistry'
_journal_page_first              603
_journal_paper_doi               10.1039/C7PY01915G
_journal_volume                  9
_journal_year                    2018
_chemical_formula_moiety         'C48 H61 N4 Sc Si'
_chemical_formula_sum            'C48 H61 N4 Sc Si'
_chemical_formula_weight         767.05
_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     direct
_audit_creation_date             2017-04-13
_audit_creation_method
;
Olex2 1.2
(compiled 2017.03.02 svn.r3394 for OlexSys, GUI svn.r5324)
;
_audit_update_record
;
2017-04-13 deposited with the CCDC.
2017-12-26 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 106.57(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   15.263(3)
_cell_length_b                   11.695(2)
_cell_length_c                   25.821(5)
_cell_measurement_reflns_used    16187
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      31.4970
_cell_measurement_theta_min      2.2295
_cell_volume                     4417.7(16)
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      153.15
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'multiwire proportional'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0578
_diffrn_reflns_av_unetI/netI     0.0676
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       22
_diffrn_reflns_limit_h_min       -22
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            65886
_diffrn_reflns_point_group_measured_fraction_full 0.997
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         31.491
_diffrn_reflns_theta_min         2.235
_exptl_absorpt_coefficient_mu    0.230
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9532
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2008)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.153
_exptl_crystal_description       chip
_exptl_crystal_F_000             1648
_exptl_crystal_size_max          0.27
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.326
_refine_diff_density_min         -0.476
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.114
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     504
_refine_ls_number_reflns         14652
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.114
_refine_ls_R_factor_all          0.0748
_refine_ls_R_factor_gt           0.0603
_refine_ls_shift/su_max          0.003
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0696P)^2^+0.7951P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1467
_refine_ls_wR_factor_ref         0.1564
_reflns_Friedel_coverage         0.000
_reflns_number_gt                12156
_reflns_number_total             14652
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7py01915g2.cif
_cod_data_source_block           bo4538
_cod_depositor_comments
'Adding full bibliography for 1548544--1548547.cif.'
_cod_original_cell_volume        4417.8(17)
_cod_database_code               1548546
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.973
_shelx_estimated_absorpt_t_min   0.941
_olex2_refinement_description
;
1. 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
2.a Secondary CH2 refined with riding coordinates:
 C45(H45A,H45B)
2.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C7(H7), C13(H13), C19(H19), C25(H25), C31(H31), C37(H37), C39(H39)
2.c Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C), C8(H8A,H8B,H8C), C9(H9A,H9B,H9C), C15(H15A,H15B,H15C),
 C16(H16A,H16B,H16C), C21(H21A,H21B,H21C), C22(H22A,H22B,H22C), C23(H23A,H23B,
 H23C), C33(H33A,H33B,H33C), C34(H34A,H34B,H34C), C41(H41A,H41B,H41C), C42(H42A,
 H42B,H42C), C43(H43A,H43B,H43C), C44(H44A,H44B,H44C), C46(H46A,H46B,H46C),
 C47(H47A,H47B,H47C), C48(H48A,H48B,H48C)
;
_shelx_res_checksum              66674
_olex2_submission_special_instructions 'No special instructions were received'