Palladium Catalyzed C-I and Vicinal C-H Dual Activation of Diaryliodonium Salts for Diarylation: Synthesis of 4,5-Benzocoumarins.
Wu, Xunshen; Yang, Yang; Han, Jianwei; Wang, Limin; Organic letters 17 (2015) 5654–5657; doi:10.1021/acs.orglett.5b02938

data_1540590
_publ_section_title
;
 Palladium Catalyzed C-I and Vicinal C-H Dual Activation of Diaryliodonium
 Salts for Diarylation: Synthesis of 4,5-Benzocoumarins.
;
_journal_issue                   22
_journal_name_full               'Organic letters'
_journal_page_first              5654
_journal_page_last               5657
_journal_paper_doi               10.1021/acs.orglett.5b02938
_journal_volume                  17
_journal_year                    2015
_chemical_formula_sum            'C15 H7 F O2'
_chemical_formula_weight         238.21
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                67.2450(10)
_cell_angle_beta                 89.0960(10)
_cell_angle_gamma                67.7670(10)
_cell_formula_units_Z            2
_cell_length_a                   7.2431(2)
_cell_length_b                   9.1369(3)
_cell_length_c                   9.4709(3)
_cell_measurement_temperature    296(2)
_cell_volume                     528.73(3)
_computing_cell_refinement       SAINT(Bruker,2001)
_computing_data_collection       APEX2(Bruker,2003)
_computing_data_reduction        APEX2(Bruker,2003)
_computing_molecular_graphics    DIAMOND
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX II CCD diffractometer'
_diffrn_measurement_method       '\f and \w scan'
_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  0.0267
_diffrn_reflns_av_sigmaI/netI    0.0151
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            12420
_diffrn_reflns_theta_full        25.24
_diffrn_reflns_theta_max         25.24
_diffrn_reflns_theta_min         2.36
_exptl_absorpt_coefficient_mu    0.111
_exptl_absorpt_correction_T_max  0.9675
_exptl_absorpt_correction_T_min  0.9466
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.496
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             244
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.194
_refine_diff_density_min         -0.177
_refine_diff_density_rms         0.032
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.068
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         1919
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0411
_refine_ls_R_factor_gt           0.0366
_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^)+(0.0595P)^2^+0.1007P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1035
_refine_ls_wR_factor_ref         0.1091
_reflns_number_gt                1693
_reflns_number_total             1919
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol5b02938_si_002.cif
_cod_data_source_block           sh
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/current/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 4268 2015-11-12 08:31:59Z antanas 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               1540590