CuI-Catalyzed intramolecular aminocyanation of terminal alkynes in N-(2-ethynylphenyl)-N-sulfonylcyanamides via Cu-vinylidene intermediates.
Liao, Zhen-Yuan; Liao, Pen-Yuan; Chien, Tun-Cheng; Chemical communications (Cambridge, England) 52 (2016) 14404–14407; doi:10.1039/c6cc08601b

data_7125302
_publ_section_title
;
 CuI-Catalyzed intramolecular aminocyanation of terminal alkynes in
 N-(2-ethynylphenyl)-N-sulfonylcyanamides via Cu-vinylidene intermediates.
;
_journal_issue                   100
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              14404
_journal_page_last               14407
_journal_paper_doi               10.1039/c6cc08601b
_journal_volume                  52
_journal_year                    2016
_chemical_formula_moiety         'C16 H12 N2 O2 S'
_chemical_formula_sum            'C16 H12 N2 O2 S'
_chemical_formula_weight         296.34
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-10-26 deposited with the CCDC.
2016-11-08 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 97.384(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.0829(15)
_cell_length_b                   10.2351(14)
_cell_length_c                   15.664(2)
_cell_measurement_reflns_used    808
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      22.63
_cell_measurement_theta_min      3.01
_cell_volume                     1444.1(4)
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker APEX2'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0797
_diffrn_reflns_av_sigmaI/netI    0.0839
_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       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            9899
_diffrn_reflns_theta_full        25.02
_diffrn_reflns_theta_max         25.02
_diffrn_reflns_theta_min         2.26
_exptl_absorpt_coefficient_mu    0.229
_exptl_absorpt_correction_T_max  0.9932
_exptl_absorpt_correction_T_min  0.9492
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.363
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.03
_refine_diff_density_max         0.314
_refine_diff_density_min         -0.317
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.017
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     190
_refine_ls_number_reflns         2547
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.017
_refine_ls_R_factor_all          0.1015
_refine_ls_R_factor_gt           0.0529
_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^)+(0.0491P)^2^+0.2463P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1059
_refine_ls_wR_factor_ref         0.1274
_reflns_number_gt                1556
_reflns_number_total             2547
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6cc08601b3.cif
_cod_data_source_block           a15781
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7125302