Nickel-Catalyzed Asymmetric Reductive Cross-Coupling between Heteroaryl Iodides and α-Chloronitriles.
Kadunce, Nathaniel T.; Reisman, Sarah E.; Journal of the American Chemical Society  (2015) 150813153136005–; doi:10.1021/jacs.5b06466

data_4124279
_publ_section_title
;
 Nickel-Catalyzed Asymmetric Reductive Cross-Coupling between Heteroaryl
 Iodides and \a-Chloronitriles.
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              150813153136005
_journal_paper_doi               10.1021/jacs.5b06466
_journal_year                    2015
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C18 H14 N2'
_chemical_formula_sum            'C18 H14 N2'
_chemical_formula_weight         258.31
_chemical_name_common            NTK-IV-86-I
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2015-06-18
_audit_creation_method
;
Olex2 1.2
(compiled 2015.01.26 svn.r3150 for OlexSys, GUI svn.r4998)
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   7.8946(6)
_cell_length_b                   12.0793(9)
_cell_length_c                   14.7171(11)
_cell_measurement_reflns_used    9764
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      74.603
_cell_measurement_theta_min      4.736
_cell_volume                     1403.44(18)
_computing_cell_refinement       'SAINT v8.34A (Bruker-AXS, 2007)'
_computing_data_collection       'APEX2 v2014.11-0 (Bruker-AXS, 2014)'
_computing_data_reduction        'SAINT v8.34A (Bruker-AXS, 2007)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-2013/1 (Sheldrick, 2013)'
_diffrn_ambient_temperature      100.01
_diffrn_detector                 'CMOS Area Detector'
_diffrn_detector_area_resol_mean 10.24
_diffrn_detector_type            'Bruker PHOTON 100 CMOS'
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device       '\k-geometry diffractometer'
_diffrn_measurement_device_type  'Bruker D8 VENTURE Kappa Duo PHOTON 100 CMOS'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'multilayer mirrors'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0298
_diffrn_reflns_av_unetI/netI     0.0139
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            33599
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         74.595
_diffrn_reflns_theta_min         4.736
_diffrn_source                   'I\mS HB micro-focus sealed tube'
_diffrn_source_current           1
_diffrn_source_power             0.05
_diffrn_source_type              'Incoatech I\mS HB'
_diffrn_source_voltage           50
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.562
_exptl_absorpt_correction_T_max  0.7538
_exptl_absorpt_correction_T_min  0.6982
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS-2014/5 (Sheldrick, 2014)'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.223
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             544
_exptl_crystal_size_max          0.312
_exptl_crystal_size_mid          0.306
_exptl_crystal_size_min          0.264
_refine_diff_density_max         0.163
_refine_diff_density_min         -0.104
_refine_diff_density_rms         0.026
_refine_ls_abs_structure_details
;
 Flack x determined using 1184 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.15(8)
_refine_ls_extinction_coef       0.0069(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     'SHELXL-2014/7 (Sheldrick 2014)'
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     182
_refine_ls_number_reflns         2860
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0277
_refine_ls_R_factor_gt           0.0273
_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^)+(0.0352P)^2^+0.2198P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0712
_refine_ls_wR_factor_ref         0.0717
_reflns_Friedel_coverage         0.726
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                2829
_reflns_number_total             2860
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja5b06466_si_003.cif
_cod_data_source_block           p15159
_cod_database_code               4124279
_shelx_estimated_absorpt_t_max   0.866
_shelx_estimated_absorpt_t_min   0.844
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
2.a Ternary CH refined with riding coordinates:
 C10(H10)
2.b Secondary CH2 refined with riding coordinates:
 C12(H12A,H12B)
2.c Aromatic/amide H refined with riding coordinates:
 C3(H3), C1(H1), C8(H8), C6(H6), C7(H7), C5(H5), C16(H16), C14(H14), C17(H17),
 C15(H15), C18(H18)
;
_shelx_res_checksum              79143
_shelx_hkl_checksum              59621
_shelx_shelxl_version_number     2014/7
_olex2_date_sample_data_collection 2015-03-31
_olex2_date_sample_submission    2015-03-31
_olex2_submission_original_sample_id NTK-IV-86-I
_olex2_submission_special_instructions 'No special instructions were received'