Stereo- and Regioselective Synthesis of Molecular Baskets.
Gunther, Michael J.; Pavlović, Radoslav Z; Fernandez, Joseph P.; Zhiquan, Lei; Gallucci, Judith; Hadad, Christopher M.; Badjić, Jovica D; The Journal of organic chemistry 84 (2019) 4392–4401; doi:10.1021/acs.joc.9b00330

data_4034226
_publ_section_title
;
 Stereo- and Regioselective Synthesis of Molecular Baskets.
;
_journal_issue                   7
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              4392
_journal_page_last               4401
_journal_paper_doi               10.1021/acs.joc.9b00330
_journal_volume                  84
_journal_year                    2019
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C9  H12  Br4'
_chemical_formula_sum            'C9 H12 Br4'
_chemical_formula_weight         439.83
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.4.3
_audit_creation_date             2018-10-29T13:50:04-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.5651(3)
_cell_length_b                   9.8558(3)
_cell_length_c                   14.1385(5)
_cell_measurement_reflns_used    9882
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      2.88
_cell_measurement_wavelength     0.71073
_cell_volume                     1193.51(7)
_computing_cell_refinement       'SAINT v8.38A (Bruker, 2017)'
_computing_data_collection       'Apex3 v2017.3-0 (Bruker, 2017)'
_computing_data_reduction        'SAINT v8.38A (Bruker, 2017)'
_computing_molecular_graphics    'Ortep for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT_2018/2 (Sheldrick, 2015)'
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker D8 Venture PHOTON II CPAD'
_diffrn_measurement_method       'omega and phi scans'
_diffrn_radiation_monochromator  'TRIUMPH curved--crystal'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0338
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_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            27968
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.509
_diffrn_reflns_theta_min         2.881
_diffrn_source                   'fine--focus tube'
_exptl_absorpt_coefficient_mu    13.443
_exptl_absorpt_correction_T_max  0.746
_exptl_absorpt_correction_T_min  0.389
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS-2014/5 (Bruker AXS )'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    2.448
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       chunk
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.411
_refine_diff_density_min         -0.965
_refine_diff_density_rms         0.153
_refine_ls_abs_structure_details
;
 Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.042(17)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.178
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     119
_refine_ls_number_reflns         2728
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.178
_refine_ls_R_factor_all          0.0177
_refine_ls_R_factor_gt           0.0172
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0173P)^2^+0.8927P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0418
_refine_ls_wR_factor_ref         0.042
_reflns_number_gt                2672
_reflns_number_total             2728
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jo9b00330_si_002.cif
_cod_data_source_block           Badjic2280
_cod_database_code               4034226