Synthesis of Dihydropyrazoles via Ligand-Free Pd-Catalyzed Alkene Aminoarylation of Unsaturated Hydrazones with Diaryliodonium Salts.
Yang, Meng-Nan; Yan, Dong-Mei; Zhao, Quan-Qing; Chen, Jia-Rong; Xiao, Wen-Jing; Organic letters 19 (2017) 5208–5211; doi:10.1021/acs.orglett.7b02480

data_1547130
_publ_section_title
;
 Synthesis of Dihydropyrazoles via Ligand-Free Pd-Catalyzed Alkene
 Aminoarylation of Unsaturated Hydrazones with Diaryliodonium Salts.
;
_journal_issue                   19
_journal_name_full               'Organic letters'
_journal_page_first              5208
_journal_page_last               5211
_journal_paper_doi               10.1021/acs.orglett.7b02480
_journal_volume                  19
_journal_year                    2017
_chemical_formula_moiety         'C24 H23 Br N2 O2 S'
_chemical_formula_sum            'C24 H23 Br N2 O2 S'
_chemical_formula_weight         483.41
_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     direct
_audit_creation_date             2017-08-09
_audit_creation_method
;
Olex2 1.2
(compiled 2017.07.20 svn.r3457 for OlexSys, GUI svn.r5370)
;
_cell_angle_alpha                90
_cell_angle_beta                 110.678(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.366(3)
_cell_length_b                   15.726(3)
_cell_length_c                   11.497(2)
_cell_measurement_reflns_used    4117
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      23.28
_cell_measurement_theta_min      2.40
_cell_volume                     2260.9(8)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_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    'ShelXS (Sheldrick, 2008)'
_diffrn_ambient_temperature      298.15
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0491
_diffrn_reflns_av_unetI/netI     0.0521
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.995
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            15430
_diffrn_reflns_point_group_measured_fraction_full 0.995
_diffrn_reflns_point_group_measured_fraction_max 0.995
_diffrn_reflns_theta_full        24.990
_diffrn_reflns_theta_max         24.990
_diffrn_reflns_theta_min         1.628
_exptl_absorpt_coefficient_mu    1.933
_exptl_absorpt_correction_T_max  0.8302
_exptl_absorpt_correction_T_min  0.7603
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.420
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             992
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.699
_refine_diff_density_min         -0.885
_refine_diff_density_rms         0.069
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.035
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     272
_refine_ls_number_reflns         3958
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.035
_refine_ls_R_factor_all          0.0771
_refine_ls_R_factor_gt           0.0492
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0941P)^2^+0.6115P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1411
_refine_ls_wR_factor_ref         0.1603
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2799
_reflns_number_total             3958
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ol7b02480_si_004.cif
_cod_data_source_block           t
_cod_depositor_comments
'Adding full bibliography for 1547130--1547132.cif.'
_cod_original_cell_volume        2261.1(7)
_cod_database_code               1547130
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.830
_shelx_estimated_absorpt_t_min   0.760
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C10(H10)
2.b Secondary CH2 refined with riding coordinates:
 C8(H8A,H8B), C9(H9A,H9B), C11(H11A,H11B)
2.c Aromatic/amide H refined with riding coordinates:
 C2(H2), C3(H3), C5(H5), C6(H6), C13(H13), C14(H14), C15(H15), C16(H16),
 C17(H17), C19(H19), C20(H20), C22(H22), C23(H23)
2.d Idealised Me refined as rotating group:
 C24(H24A,H24B,H24C)
;
_olex2_submission_special_instructions 'No special instructions were received'