Access to 2-substituted 1-pyridin-3-yl-β-carboline derivatives by intramolecular radical cyclization-ring opening-SNAr substitution
Recio, Javier; Pérez-Redondo, Adrián; Alvarez-Builla, Julio; Burgos, Carolina; Organic Chemistry Frontiers 6 (2019) 3300–; doi:10.1039/C9QO00944B

data_1555132
_publ_section_title
;
 Access to 2-substituted 1-pyridin-3-yl-\b-carboline derivatives by
 intramolecular radical cyclization-ring opening-SNAr substitution
;
_journal_issue                   18
_journal_name_full               'Organic Chemistry Frontiers'
_journal_page_first              3300
_journal_paper_doi               10.1039/C9QO00944B
_journal_volume                  6
_journal_year                    2019
_chemical_formula_moiety         'C16 H10 Br N3 O2 S'
_chemical_formula_sum            'C16 H10 Br N3 O2 S'
_chemical_formula_weight         388.24
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_cell_setting           triclinic
_symmetry_Int_Tables_number      2
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_atom_sites_solution_secondary   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             2018-12-21T10:55:53-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_audit_update_record
;
2019-02-18 deposited with the CCDC.	2019-08-09 downloaded from the CCDC.
;
_cell_angle_alpha                65.080(9)
_cell_angle_beta                 71.705(9)
_cell_angle_gamma                67.231(6)
_cell_formula_units_Z            2
_cell_length_a                   8.3252(6)
_cell_length_b                   9.8395(12)
_cell_length_c                   11.1869(13)
_cell_measurement_reflns_used    74
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      21
_cell_measurement_theta_min      3
_cell_measurement_wavelength     0.71073
_cell_volume                     753.73(15)
_computing_cell_refinement       'Dirax/lsq (Duisenberg & Schreurs, 1989-2000)'
_computing_data_collection       'Collect (Bruker AXS BV, 1997-2004)'
_computing_data_reduction        'EvalCCD (Duisenberg & Schreurs 1990-2000)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 2012)'
_computing_publication_material  'WinGX publication routines (Farrugia, 2012)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXT-2014 (Sheldrick, 2014)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_orient_matrix_UB_11      0.01
_diffrn_orient_matrix_UB_12      0
_diffrn_orient_matrix_UB_13      0
_diffrn_orient_matrix_UB_21      0
_diffrn_orient_matrix_UB_22      0.01
_diffrn_orient_matrix_UB_23      0
_diffrn_orient_matrix_UB_31      0
_diffrn_orient_matrix_UB_32      0
_diffrn_orient_matrix_UB_33      0.01
_diffrn_radiation_monochromator  'horizonally mounted graphite crystal'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1071
_diffrn_reflns_av_unetI/netI     0.0456
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            24452
_diffrn_reflns_point_group_measured_fraction_full 0.998
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_reduction_process
;
        Scaled and merged with Sortav
        R.H. Blessing, (1987) Cryst. Rev. 1, 3-58
        R.H. Blessing, (1989) J. Appl. Cryst. 22, 396-397
;
_diffrn_reflns_theta_full        25
_diffrn_reflns_theta_max         27.498
_diffrn_reflns_theta_min         3.029
_diffrn_source                   'Enraf Nonius FR590'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.878
_exptl_absorpt_correction_T_max  1.217
_exptl_absorpt_correction_T_min  0.756
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 R.H. Blessing, Acta Cryst. (1995), A51, 33-38
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.711
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             388
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: acetone'
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.3
_exptl_crystal_size_min          0.3
_refine_diff_density_max         0.859
_refine_diff_density_min         -0.798
_refine_diff_density_rms         0.088
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.087
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     208
_refine_ls_number_reflns         3451
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.047
_refine_ls_R_factor_gt           0.036
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0270P)^2^+0.8016P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.082
_refine_ls_wR_factor_ref         0.0882
_reflns_Friedel_coverage         0
_reflns_number_gt                2972
_reflns_number_total             3451
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9qo00944b2.cif
_cod_data_source_block           2b
_cod_database_code               1555132
_shelx_res_checksum              58837