Dual Activation of Nucleophiles and Electrophiles by N-Heterocyclic Carbene Organocatalysis: Chemoselective N-Imination of Indoles with Isocyanides.
Kim, Jungwon; Hong, Soon Hyeok; Organic letters  (2017) –; doi:10.1021/acs.orglett.7b01377

data_1546273
_publ_section_title
;
 Dual Activation of Nucleophiles and Electrophiles by N-Heterocyclic
 Carbene Organocatalysis: Chemoselective N-Imination of Indoles with
 Isocyanides.
;
_journal_name_full               'Organic letters'
_journal_paper_doi               10.1021/acs.orglett.7b01377
_journal_year                    2017
_chemical_formula_moiety         'C16 H14 N2'
_chemical_formula_sum            'C16 H14 N2'
_chemical_formula_weight         234.29
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2017-01-12
_audit_creation_method
;
Olex2 1.2
(compiled 2016.11.30 svn.r3356 for OlexSys, GUI svn.r5269)
;
_cell_angle_alpha                90
_cell_angle_beta                 109.296(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.3407(15)
_cell_length_b                   9.2307(14)
_cell_length_c                   12.6634(17)
_cell_measurement_reflns_used    6137
_cell_measurement_temperature    223(2)
_cell_measurement_theta_max      26.07
_cell_measurement_theta_min      2.79
_cell_volume                     1251.2(3)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXD (Sheldrick, 2008)'
_diffrn_ambient_temperature      223.15
_diffrn_detector_area_resol_mean 8
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'PHOTON 100 CMOS'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0778
_diffrn_reflns_av_unetI/netI     0.0349
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.990
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            34491
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.990
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.492
_diffrn_reflns_theta_min         2.788
_diffrn_source                   'sealed tube'
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6867
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/2 (Bruker,2014/2) was used for absorption correction.
wR2(int) was 0.1017 before and 0.0569 after correction.
The Ratio of minimum to maximum transmission is 0.9209.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            orange
_exptl_crystal_colour_primary    orange
_exptl_crystal_density_diffrn    1.244
_exptl_crystal_description       Block
_exptl_crystal_F_000             496
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.05
_refine_diff_density_max         0.200
_refine_diff_density_min         -0.191
_refine_diff_density_rms         0.037
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.038
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     164
_refine_ls_number_reflns         3136
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.038
_refine_ls_R_factor_all          0.0978
_refine_ls_R_factor_gt           0.0502
_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^)+(0.0450P)^2^+0.4560P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1103
_refine_ls_wR_factor_ref         0.1309
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1979
_reflns_number_total             3136
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol7b01377_si_002.cif
_cod_data_source_block           jwkimno4p71p
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               1546273
_shelxl_version_number           2014-1
_shelx_estimated_absorpt_t_max   0.996
_shelx_estimated_absorpt_t_min   0.988
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C10(H10), C13(H13), C14(H14), C8(H8), C9(H9), C17(H17), C16(H16), C3(H3),
 C1(H1), C2(H2), C6(H6)
2.b Idealised Me refined as rotating group:
 C18(H18a,H18b,H18c)
;
_olex2_submission_special_instructions 'No special instructions were received'