Catalytic asymmetric multiple dearomatizations of phenols enabled by a cascade 1,8-addition and Diels–Alder reaction
Liu, Xihong; Zhang, Jingying; Bai, Lutao; Wang, Linqing; Yang, Dongxu; Wang, Rui; Chemical Science 11 (2020) 671–676; doi:10.1039/C9SC05320D

data_1557115
_publ_section_title
;
 Catalytic asymmetric multiple dearomatizations of phenols enabled by a
 cascade 1,8-addition and Diels--Alder reaction
;
_journal_issue                   3
_journal_name_full               'Chemical Science'
_journal_page_first              671
_journal_page_last               676
_journal_paper_doi               10.1039/C9SC05320D
_journal_volume                  11
_journal_year                    2020
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C33 H26 O2'
_chemical_formula_sum            'C33 H26 O2'
_chemical_formula_weight         454.54
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_date             2019-02-25
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2019-11-22 deposited with the CCDC.	2019-11-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.3659(4)
_cell_length_b                   11.9259(4)
_cell_length_c                   17.9314(6)
_cell_measurement_reflns_used    9928
_cell_measurement_temperature    153(2)
_cell_measurement_theta_max      62.37
_cell_measurement_theta_min      5.92
_cell_volume                     2430.58(14)
_computing_cell_refinement       'SAINT V8.38A (?, 2016)'
_computing_data_reduction        'SAINT V8.38A (?, 2016)'
_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    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      153.01
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0502
_diffrn_reflns_av_unetI/netI     0.0228
_diffrn_reflns_Laue_measured_fraction_full 0.992
_diffrn_reflns_Laue_measured_fraction_max 0.992
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            37658
_diffrn_reflns_point_group_measured_fraction_full 0.993
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        62.730
_diffrn_reflns_theta_max         62.730
_diffrn_reflns_theta_min         5.917
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.591
_exptl_absorpt_correction_T_max  0.7522
_exptl_absorpt_correction_T_min  0.6985
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.1045 before and 0.0702 after correction. The Ratio of minimum to maximum transmission is 0.9286. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.242
_exptl_crystal_description       block
_exptl_crystal_F_000             960
_exptl_crystal_size_max          0.18
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.125
_refine_diff_density_min         -0.137
_refine_diff_density_rms         0.028
_refine_ls_abs_structure_details
;
 Flack x determined using 1599 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.06(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.080
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     318
_refine_ls_number_reflns         3865
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.080
_refine_ls_R_factor_all          0.0273
_refine_ls_R_factor_gt           0.0265
_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^)+(0.0312P)^2^+0.4008P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0655
_refine_ls_wR_factor_ref         0.0663
_reflns_Friedel_coverage         0.752
_reflns_Friedel_fraction_full    0.994
_reflns_Friedel_fraction_max     0.993
_reflns_number_gt                3784
_reflns_number_total             3865
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9sc05320d2.cif
_cod_data_source_block           20190117_liuxh_cho_0m_a
_cod_depositor_comments          'Adding full bibliography for 1557115.cif.'
_cod_database_code               1557115
_shelx_shelxl_version_number     2018/3
_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 Ternary CH refined with riding coordinates:
 C6(H6), C13(H13)
2.b Secondary CH2 refined with riding coordinates:
 C31(H31A,H31B)
2.c Aromatic/amide H refined with riding coordinates:
 C9(H9), C10(H10), C11(H11), C12(H12), C17(H17), C18(H18), C19(H19), C20(H20),
 C21(H21), C23(H23), C24(H24), C25(H25), C26(H26), C27(H27), C28(H28), C29(H29)
2.d Idealised Me refined as rotating group:
 C32(H32A,H32B,H32C), C33(H33A,H33B,H33C)
;
_shelx_res_checksum              27555
_olex2_submission_special_instructions 'No special instructions were received'