Metal-free construction of contiguous quaternary stereocentres with polycyclic framework
Lin, Wei-Bin; Mou, Yong; Lu, Hai-Yan; Hu, Zhi-Qiang; Chen, Chuan-Feng; Chemical Communications  (2019) –; doi:10.1039/C9CC01632E

data_7123197
_publ_section_title
;
 Metal-free construction of contiguous quaternary stereocentres with
 polycyclic framework
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/C9CC01632E
_journal_year                    2019
_chemical_formula_moiety         'C58 H48 N2 O2'
_chemical_formula_sum            'C58 H48 N2 O2'
_chemical_formula_weight         804.98
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2018-08-01
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-01-28 deposited with the CCDC.    2019-03-25 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 115.965(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   24.780(7)
_cell_length_b                   9.939(2)
_cell_length_c                   19.014(5)
_cell_measurement_reflns_used    6264
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.4665
_cell_measurement_theta_min      1.1912
_cell_volume                     4210.2(18)
_computing_cell_refinement       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrystalClear (Rigaku Inc., 2007)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'CIFTAB (Sheldrick, 2014)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      173.15
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'MM007-HF CCD(Saturn 724+)'
_diffrn_measurement_method       '\w scans at fixed \c = 45\%'
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0428
_diffrn_reflns_av_unetI/netI     0.0338
_diffrn_reflns_Laue_measured_fraction_full 0.996
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       32
_diffrn_reflns_limit_h_min       -32
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            19466
_diffrn_reflns_point_group_measured_fraction_full 0.996
_diffrn_reflns_point_group_measured_fraction_max 0.994
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.469
_diffrn_reflns_theta_min         1.828
_diffrn_source                   'Rotating Anode'
_exptl_absorpt_coefficient_mu    0.076
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.84321
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2007)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.270
_exptl_crystal_description       block
_exptl_crystal_F_000             1704
_exptl_crystal_size_max          0.544
_exptl_crystal_size_mid          0.217
_exptl_crystal_size_min          0.217
_refine_diff_density_max         0.745
_refine_diff_density_min         -0.243
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.131
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     281
_refine_ls_number_reflns         4801
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.131
_refine_ls_R_factor_all          0.0639
_refine_ls_R_factor_gt           0.0594
_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^)+(0.0480P)^2^+4.2453P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1328
_refine_ls_wR_factor_ref         0.1358
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4511
_reflns_number_total             4801
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc01632e2.cif
_cod_data_source_block           mx7344
_cod_original_cell_volume        4210.1(19)
_cod_database_code               7123197
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.984
_shelx_estimated_absorpt_t_min   0.960
_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:
 C5(H5A,H5B), C6(H6A,H6B), C7(H7A,H7B)
2.b Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C12(H12), C13(H13), C15(H15), C18(H18), C19(H19), C20(H20),
 C21(H21), C22(H22), C24(H24), C25(H25), C26(H26), C27(H27), C28(H28)
2.c Idealised Me refined as rotating group:
 C29(H29A,H29B,H29C)
;
_shelx_res_checksum              96359
_olex2_submission_special_instructions 'No special instructions were received'