Dinuclear zinc-catalyzed asymmetric Friedel-Crafts alkylation/cyclization of 3-aminophenols with α,α-dicyanoolefins.
Yan, Hang; Jia, Shi-Kun; Geng, Yu-Huan; Han, Jiao-Jiao; Hua, Yuan-Zhao; Wang, Min-Can; Chemical communications (Cambridge, England) 57 (2021) 9854–9857; doi:10.1039/d1cc04177k

data_7128943
_publ_section_title
;
 Dinuclear zinc-catalyzed asymmetric Friedel-Crafts alkylation/cyclization
 of 3-aminophenols with \a,\a-dicyanoolefins.
;
_journal_issue                   77
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              9854
_journal_page_last               9857
_journal_paper_doi               10.1039/d1cc04177k
_journal_volume                  57
_journal_year                    2021
_chemical_formula_sum            'C31 H24 N4 O2'
_chemical_formula_weight         484.54
_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   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2021-01-16 deposited with the CCDC.	2021-08-27 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.4348(4)
_cell_length_b                   10.8834(5)
_cell_length_c                   24.5503(9)
_cell_measurement_temperature    293(2)
_cell_volume                     2520.89(18)
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0409
_diffrn_reflns_av_unetI/netI     0.0270
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            22349
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        67.077
_diffrn_reflns_theta_max         67.077
_diffrn_reflns_theta_min         3.601
_exptl_absorpt_coefficient_mu    0.651
_exptl_crystal_density_diffrn    1.277
_exptl_crystal_F_000             1016
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.139
_refine_diff_density_min         -0.209
_refine_diff_density_rms         0.044
_refine_ls_abs_structure_details
;
 Flack x determined using 1568 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.19(15)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     346
_refine_ls_number_reflns         4490
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0472
_refine_ls_R_factor_gt           0.0404
_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^)+(0.0582P)^2^+0.1303P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0993
_refine_ls_wR_factor_ref         0.1049
_reflns_Friedel_coverage         0.748
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                3996
_reflns_number_total             4490
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cc04177k2.cif
_cod_data_source_block           202010225
_cod_depositor_comments          'Adding full bibliography for 7128943.cif.'
_cod_database_code               7128943
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.909
_shelx_estimated_absorpt_t_max   0.938
_shelx_res_checksum              67768