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_7123201
_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         'C34 H28 Cl2 O2'
_chemical_formula_sum            'C34 H28 Cl2 O2'
_chemical_formula_weight         539.46
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -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                73.061(8)
_cell_angle_beta                 81.149(10)
_cell_angle_gamma                79.776(9)
_cell_formula_units_Z            2
_cell_length_a                   9.615(2)
_cell_length_b                   9.899(2)
_cell_length_c                   14.184(3)
_cell_measurement_reflns_used    4536
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.4821
_cell_measurement_theta_min      1.5097
_cell_volume                     1263.4(5)
_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 0.995
_diffrn_measured_fraction_theta_max 0.993
_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  0.0312
_diffrn_reflns_av_unetI/netI     0.0297
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            16079
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.489
_diffrn_reflns_theta_min         1.510
_diffrn_source                   'Rotating Anode'
_exptl_absorpt_coefficient_mu    0.290
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.82118
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2007)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.418
_exptl_crystal_description       block
_exptl_crystal_F_000             564
_exptl_crystal_size_max          0.443
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.686
_refine_diff_density_min         -0.593
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     345
_refine_ls_number_reflns         5769
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0539
_refine_ls_R_factor_gt           0.0518
_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^)+(0.0681P)^2^+0.8741P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1338
_refine_ls_wR_factor_ref         0.1357
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5536
_reflns_number_total             5769
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc01632e2.cif
_cod_data_source_block           mx7348
_cod_original_cell_volume        1263.3(5)
_cod_database_code               7123201
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.952
_shelx_estimated_absorpt_t_min   0.882
_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:
 C6(H6A,H6B), C7(H7A,H7B), C8(H8A,H8B), C21(H21A,H21B), C22(H22A,H22B),
 C23(H23A,H23B)
2.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C11(H11), C13(H13), C14(H14), C18(H18), C19(H19), C26(H26),
 C28(H28), C29(H29)
2.c Idealised Me refined as rotating group:
 C33(H33A,H33B,H33C), C34(H34A,H34B,H34C)
;
_shelx_res_checksum              60865
_olex2_submission_special_instructions 'No special instructions were received'