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_4131617
_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 H20 Br N3 O5'
_chemical_formula_sum            'C24 H20 Br N3 O5'
_chemical_formula_weight         510.34
_space_group_crystal_system      monoclinic
_space_group_IT_number           9
_space_group_name_Hall           'C -2yc'
_space_group_name_H-M_alt        'C 1 c 1'
_atom_sites_solution_hydrogens   mixed
_cell_angle_alpha                90
_cell_angle_beta                 114.4340(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   22.2584(14)
_cell_length_b                   8.3015(8)
_cell_length_c                   12.3291(8)
_cell_measurement_reflns_used    9888
_cell_measurement_temperature    296.(2)
_cell_measurement_theta_max      25.1125
_cell_measurement_theta_min      2.6514
_cell_volume                     2074.1(3)
_computing_cell_refinement       'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_data_collection       'Bruker Instrument Service v2016.11.0.2'
_computing_data_reduction        'SAINT V8.37A (Bruker AXS Inc., 2015)'
_computing_molecular_graphics    'shelXle (C.B. Huebschle, rev 807)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'XT, VERSION 2014/5'
_diffrn_ambient_temperature      296.(2)
_diffrn_detector_area_resol_mean 8.3333
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker D8 APEX II Diffractometer'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0234
_diffrn_reflns_av_unetI/netI     0.0150
_diffrn_reflns_limit_h_max       28
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            31490
_diffrn_reflns_theta_full        26.73
_diffrn_reflns_theta_max         26.73
_diffrn_reflns_theta_min         2.01
_diffrn_source                   'sealed tube'
_diffrn_source_type              'Siemens KFFMO2K-90'
_exptl_absorpt_coefficient_mu    2.027
_exptl_absorpt_correction_T_max  0.82
_exptl_absorpt_correction_T_min  0.66
_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            'clear colourless'
_exptl_crystal_density_diffrn    1.634
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Needle
_exptl_crystal_F_000             1040
_exptl_crystal_size_max          0.780
_exptl_crystal_size_mid          0.100
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.236
_refine_diff_density_min         -0.416
_refine_ls_abs_structure_details
;

Refined as an inversion twin.
;
_refine_ls_abs_structure_Flack   0.478(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.054
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     304
_refine_ls_number_reflns         4393
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.054
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0263
_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^)+(0.0230P)^2^+1.4074P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0578
_refine_ls_wR_factor_ref         0.0595
_reflns_number_gt                4047
_reflns_number_total             4393
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja7b07598_si_011.cif
_cod_data_source_block           dmk36975a_frac31
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'Multi-Scan' was
changed to 'multi-scan' 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 
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_cod_database_code               4131617
_shelx_res_checksum              76110
_shelx_hkl_checksum              21212