Abnormal N-Heterocyclic Carbene Promoted Suzuki−Miyaura Coupling Reaction: A Comparative Study
Xu, Xiangya; Xu, Baochang; Li, Yongxin; Hong, Soon Hyeok; Organometallics 29 (2010) 6343–; doi:10.1021/om100746r

data_4066978
_publ_section_title
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 Abnormal N-Heterocyclic Carbene Promoted Suzuki&#x2212;Miyaura Coupling
 Reaction: A Comparative Study
;
_journal_issue                   23
_journal_name_full               Organometallics
_journal_page_first              6343
_journal_paper_doi               10.1021/om100746r
_journal_volume                  29
_journal_year                    2010
_chemical_formula_moiety         'C19 H20 I2 N2 Pd, C H2 Cl2'
_chemical_formula_sum            'C20 H22 Cl2 I2 N2 Pd'
_chemical_formula_weight         721.50
_chemical_name_systematic
;

 ?

;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_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
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 100.348(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.6740(3)
_cell_length_b                   19.8592(6)
_cell_length_c                   12.6490(4)
_cell_measurement_reflns_used    6217
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      26.43
_cell_measurement_theta_min      2.62
_cell_volume                     2390.57(13)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0307
_diffrn_reflns_av_sigmaI/netI    0.0254
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       21
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            28870
_diffrn_reflns_theta_full        26.59
_diffrn_reflns_theta_max         26.59
_diffrn_reflns_theta_min         1.93
_exptl_absorpt_coefficient_mu    3.591
_exptl_absorpt_correction_T_max  0.7153
_exptl_absorpt_correction_T_min  0.5337
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    2.005
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1368
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.510
_refine_diff_density_min         -1.226
_refine_diff_density_rms         0.408
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.211
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     247
_refine_ls_number_reflns         4922
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.211
_refine_ls_R_factor_all          0.0437
_refine_ls_R_factor_gt           0.0288
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0581P)^2^+1.4674P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0835
_refine_ls_wR_factor_ref         0.1076
_reflns_number_gt                4034
_reflns_number_total             4922
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om100746r_si_001.cif
_cod_data_source_block           compound8
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4066978