Step-Economical Photoassisted Diversity-Oriented Synthesis: Sustaining Cascade Photoreactions in Oxalyl Anilides to Access Complex Polyheterocyclic Molecular Architectures.
Kuznetsov, Dmitry M.; Kutateladze, Andrei G.; Journal of the American Chemical Society 139 (2017) 16584–16590; doi:10.1021/jacs.7b07598

data_4131615
_publ_section_title
;
 Step-Economical Photoassisted Diversity-Oriented Synthesis: Sustaining
 Cascade Photoreactions in Oxalyl Anilides to Access Complex
 Polyheterocyclic Molecular Architectures.
;
_journal_issue                   46
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              16584
_journal_page_last               16590
_journal_paper_doi               10.1021/jacs.7b07598
_journal_volume                  139
_journal_year                    2017
_chemical_formula_moiety         'C24 H22 N2 O4'
_chemical_formula_sum            'C24 H22 N2 O4'
_chemical_formula_weight         402.44
_space_group_IT_number           9
_space_group_name_Hall           'C -2yc'
_space_group_name_H-M_alt        'C 1 c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'C 1 c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 103.106(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   19.1625(6)
_cell_length_b                   9.8346(2)
_cell_length_c                   10.8530(3)
_cell_measurement_reflns_used    9786
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.11
_cell_measurement_theta_min      2.18
_cell_volume                     1992.03(9)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_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_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker D8 APEX II Diffractometer'
_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  0.0221
_diffrn_reflns_av_sigmaI/netI    0.0093
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -24
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            63255
_diffrn_reflns_theta_full        27.10
_diffrn_reflns_theta_max         27.10
_diffrn_reflns_theta_min         2.18
_exptl_absorpt_coefficient_mu    0.092
_exptl_absorpt_correction_T_max  0.9881
_exptl_absorpt_correction_T_min  0.9554
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
Krause, L.; Herbst-Irmer, R.; Sheldrick, G. M.; Stalke, D. (2015). J. Appl.
Cryst. 48, 3-10.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.342
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Triangle
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.161
_refine_diff_density_min         -0.137
_refine_diff_density_rms         0.027
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.4(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.997
_refine_ls_matrix_type           full
_refine_ls_number_parameters     274
_refine_ls_number_reflns         4406
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      0.996
_refine_ls_R_factor_all          0.0306
_refine_ls_R_factor_gt           0.0292
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0608P)^2^+0.2691P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0821
_refine_ls_wR_factor_ref         0.0838
_reflns_number_gt                4241
_reflns_number_total             4406
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja7b07598_si_005.cif
_cod_data_source_block           dmk36650p_frac07
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the
/home/saulius/struct/COD-crude-data/automatic-downloads/DataCite-retrospective/ACS/depositions/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 6909 2019-04-08 15:41:33Z antanas 
;
_cod_original_sg_symbol_H-M      'Cc   '
_cod_database_code               4131615