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_7123198
_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         'C36 H28 F6 O2'
_chemical_formula_sum            'C36 H28 F6 O2'
_chemical_formula_weight         606.58
_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             2018-07-25
_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                 94.329(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   19.2726(9)
_cell_length_b                   16.7645(9)
_cell_length_c                   8.6005(3)
_cell_measurement_reflns_used    3861
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.8180
_cell_measurement_theta_min      2.7880
_cell_volume                     2770.9(2)
_computing_cell_refinement       'CrysAlisPro 1.171.39.9d (Rigaku OD, 2015)'
_computing_data_collection       'CrystalClear (Rigaku Inc., 2007)'
_computing_data_reduction        'CrysAlisPro 1.171.39.9d (Rigaku OD, 2015)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'CIFTAB (Sheldrick, 2013)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      173.15
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_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  0.0234
_diffrn_reflns_av_unetI/netI     0.0220
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            8403
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.999
_diffrn_reflns_theta_min         1.612
_diffrn_source                   'Rotating Anode'
_exptl_absorpt_coefficient_mu    0.116
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.6668
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrystalClear (Rigaku Inc., 2007)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.454
_exptl_crystal_description       block
_exptl_crystal_F_000             1256
_exptl_crystal_size_max          0.52
_exptl_crystal_size_mid          0.38
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.290
_refine_diff_density_min         -0.215
_refine_diff_density_rms         0.040
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.055
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     229
_refine_ls_number_reflns         2733
_refine_ls_number_restraints     72
_refine_ls_restrained_S_all      1.143
_refine_ls_R_factor_all          0.0535
_refine_ls_R_factor_gt           0.0455
_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^)+(0.0543P)^2^+2.2281P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1107
_refine_ls_wR_factor_ref         0.1158
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2375
_reflns_number_total             2733
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9cc01632e2.cif
_cod_data_source_block           mx7328
_cod_database_code               7123198
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_max   0.985
_shelx_estimated_absorpt_t_min   0.942
_olex2_refinement_description
;
1. Twinned data refinement
 Scales: 1(10)
 0(10)
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. Restrained distances
 F1-C18 = F1A-C18 = F2-C18 = F2A-C18 = F3-C18 = F3A-C18
 1.36 with sigma of 0.01
4. Uiso/Uaniso restraints and constraints
F2 \\sim F2A \\sim F3 \\sim F3A \\sim F1 \\sim F1A: within 1.7A with sigma of
0.02 and sigma for terminal atoms of 0.04
Uanis(F1A) \\sim Ueq, Uanis(F2) \\sim Ueq, Uanis(F2A) \\sim Ueq, Uanis(F3)
\\sim Ueq, Uanis(F3A) \\sim Ueq, Uanis(F1) \\sim Ueq: with sigma of 0.005 and
sigma for terminal atoms of 0.01
5. Others
 Sof(F1A)=Sof(F2A)=Sof(F3A)=1-FVAR(1)
 Sof(F1)=Sof(F2)=Sof(F3)=FVAR(1)
6.a Secondary CH2 refined with riding coordinates:
 C9(H9A,H9B), C10(H10A,H10B), C11(H11A,H11B)
6.b Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C13(H13), C14(H14), C16(H16)
6.c Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C)
;
_shelx_res_checksum              6121
_olex2_submission_special_instructions 'No special instructions were received'