Transition-metal-catalyzed arylation of nitroimidazoles and further transformations of manipulable nitro group.
Iaroshenko, Viktor O.; Gevorgyan, Ashot; Mkrtchyan, Satenik; Arakelyan, Knar; Grigoryan, Tatevik; Yedoyan, Julietta; Villinger, Alexander; Langer, Peter; The Journal of organic chemistry 80 (2015) 2103–2119; doi:10.1021/jo5025927

data_4030653
_publ_section_title
;
 Transition-metal-catalyzed arylation of nitroimidazoles and further
 transformations of manipulable nitro group.
;
_journal_issue                   4
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              2103
_journal_page_last               2119
_journal_paper_doi               10.1021/jo5025927
_journal_volume                  80
_journal_year                    2015
_chemical_formula_moiety         'C18 H14 N4 O2'
_chemical_formula_sum            'C18 H14 N4 O2'
_chemical_formula_weight         318.33
_space_group_IT_number           9
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      9
_symmetry_space_group_name_Hall  'C -2yc'
_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                 100.198(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.4755(4)
_cell_length_b                   14.1633(6)
_cell_length_c                   10.9706(4)
_cell_measurement_reflns_used    3680
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      60.308
_cell_measurement_theta_min      4.887
_cell_volume                     1601.97(11)
_computing_cell_refinement       'Bruker Apex V7.51A'
_computing_data_collection       'Bruker Apex V7.51A'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'ORTEP-3v2.01 (Farrugia, 1997)'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker-Nonius Apex X8-CCD-diffractometer'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0255
_diffrn_reflns_av_sigmaI/netI    0.0310
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -21
_diffrn_reflns_limit_l_max       7
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10868
_diffrn_reflns_theta_full        32.00
_diffrn_reflns_theta_max         32.00
_diffrn_reflns_theta_min         2.88
_exptl_absorpt_coefficient_mu    0.090
_exptl_absorpt_correction_T_max  0.9840
_exptl_absorpt_correction_T_min  0.9779
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2004)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.320
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             664
_exptl_crystal_size_max          0.25
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.299
_refine_diff_density_min         -0.235
_refine_diff_density_rms         0.039
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.1(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.019
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     217
_refine_ls_number_reflns         3671
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0475
_refine_ls_R_factor_gt           0.0363
_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^)+(0.0445P)^2^+0.3668P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0826
_refine_ls_wR_factor_ref         0.0886
_reflns_number_gt                3114
_reflns_number_total             3671
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            7a-is_sm652_1.cif
_cod_data_source_block           is_sm652_1
_cod_depositor_comments
'Adding full bibliography for 4030648--4030655.cif.'
_cod_original_sg_symbol_H-M      'C c'
_cod_database_code               4030653