Diphenoquinone Redux
Néron, Sébastien; Morency, Mathieu; Chen, Liguo; Maris, Thierry; Rocherfort, Dominic; Iftimie, Radu; Wuest, James D.; Journal of Organic Chemistry 87 (2022) 7673–7695; doi:10.1021/acs.joc.2c00260

data_4039009
_publ_contact_author_id_orcid    0000-0001-9731-4046
_publ_section_title
;
 Diphenoquinone Redux
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              7673
_journal_page_last               7695
_journal_paper_doi               10.1021/acs.joc.2c00260
_journal_volume                  87
_journal_year                    2022
_chemical_formula_moiety         'C22 H28 O2'
_chemical_formula_sum            'C22 H28 O2'
_chemical_formula_weight         324.44
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     dual
_audit_contact_author_email      thierry.maris@umontreal.ca
_audit_contact_author_name       'Thierry Maris'
_audit_contact_author_phone      '+1 514 340 4711 2579'
_audit_creation_date             2019-10-08
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.9404(3)
_cell_length_b                   12.5790(4)
_cell_length_c                   15.1193(4)
_cell_measurement_reflns_used    9926
_cell_measurement_temperature    100
_cell_measurement_theta_max      70.079
_cell_measurement_theta_min      2.922
_cell_volume                     1890.52(10)
_computing_cell_refinement
;      
SAINT (2013) V8.38A; Integration Software for Single Crystal Data. 
Bruker AXS Inc., Madison, WI 53719-1173.'
;
_computing_data_collection
;
APEX 2 (2013) Bruker AXS Inc., Madison, WI 53719-1173.
;
_computing_data_reduction
;    
SAINT (2013) V8.38A; Integration Software for Single Crystal Data. 
Bruker AXS Inc., Madison, WI 53719-1173.'
;
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 8.3
_diffrn_detector_type            'Bruker APEX2 CCD'
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device       'three-circle diffractometer'
_diffrn_measurement_device_type  'Bruker Smart APEX'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_collimation    'Focusing mirrors'
_diffrn_radiation_monochromator  'Quazar MX Mirror Optics'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0277
_diffrn_reflns_av_unetI/netI     0.0092
_diffrn_reflns_Laue_measured_fraction_full 0.989
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            35466
_diffrn_reflns_point_group_measured_fraction_full 0.989
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         70.073
_diffrn_reflns_theta_min         6.386
_diffrn_source                   'Microfocus Source'
_diffrn_source_target            Cu
_diffrn_source_type              'Incoatec I\mS High Brilliance Microsource'
_exptl_absorpt_coefficient_mu    0.551
_exptl_absorpt_correction_T_max  0.7533
_exptl_absorpt_correction_T_min  0.7038
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. 
wR2(int) was 0.1091 before and 0.0401 after correction. 
The Ratio of minimum to maximum transmission is 0.9343. 
The \l/2 correction factor is Not present.'
;
_exptl_crystal_colour            'clear light red'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    red
_exptl_crystal_density_diffrn    1.140
_exptl_crystal_description       pyramid
_exptl_crystal_F_000             704
_exptl_crystal_recrystallization_method 'crystallized from DCM'
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.17
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.303
_refine_diff_density_min         -0.172
_refine_diff_density_rms         0.037
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         1778
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0379
_refine_ls_R_factor_gt           0.0376
_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^)+(0.0615P)^2^+0.5861P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0996
_refine_ls_wR_factor_ref         0.0999
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    .
_reflns_Friedel_fraction_max     .
_reflns_number_gt                1749
_reflns_number_total             1778
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            trans-DtBuMDPQ.cif
_cod_data_source_block           jw2209
_cod_database_code               4039009
_shelx_estimated_absorpt_t_max   0.917
_shelx_estimated_absorpt_t_min   0.893
_cod_database_fobs_code 4039009