Stereolabile chiral biphenyl hybrids: crystallization-induced dynamic atropselective resolution involving supramolecular interactions
Yeung, Chi-Tung; Yeung, Ho-Lun; Chan, Wesley Ting Kwok; Yan, Siu-Cheong; Tam, Eric C. Y.; Wong, Ka-Leung; Lee, Chi-Sing; Wong, Wing-Tak; CrystEngComm 15 (2013) 836–; doi:10.1039/c2ce26438b

data_7209017
_publ_section_title
;
 Stereolabile chiral biphenyl hybrids: crystallization-induced dynamic
 atropselective resolution involving supramolecular interactions
;
_journal_issue                   5
_journal_name_full               CrystEngComm
_journal_page_first              836
_journal_paper_doi               10.1039/c2ce26438b
_journal_volume                  15
_journal_year                    2013
_chemical_absolute_configuration syn
_chemical_formula_moiety         'C16 H18 O2'
_chemical_formula_sum            'C16 H18 O2'
_chemical_formula_weight         242.30
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2011-09-22 # Formatted by publCIF
;
_cell_angle_alpha                90.00
_cell_angle_beta                 93.144(9)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   7.7097(11)
_cell_length_b                   19.332(2)
_cell_length_c                   9.3678(12)
_cell_measurement_reflns_used    3633
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      21.36
_cell_measurement_theta_min      2.42
_cell_volume                     1394.1(3)
_computing_cell_refinement       'Bruker APEX II'
_computing_data_collection       'Bruker APEX II'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0351
_diffrn_reflns_av_sigmaI/netI    0.0324
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            13979
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.11
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_T_max  0.9852
_exptl_absorpt_correction_T_min  0.9679
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SAINT ver. 7.34; Bruker SADABS'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.154
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             520
_exptl_crystal_size_max          0.44
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.20
_refine_diff_density_max         0.126
_refine_diff_density_min         -0.114
_refine_diff_density_rms         0.026
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_extinction_coef       0.032(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     330
_refine_ls_number_reflns         3245
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0582
_refine_ls_R_factor_gt           0.0359
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0410P)^2^+0.0613P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0767
_refine_ls_wR_factor_ref         0.0864
_reflns_number_gt                2414
_reflns_number_total             3245
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2ce26438b.txt
_cod_data_source_block           bcyct03
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               7209017