Pincer-type di(1,2,4-triazolin-5-ylidene)Pd(ii) complexes and their catalytic activities towards Cu- and amine-free Sonogashira reaction.
Huynh, Han Vinh; Lee, Chen-Shiang; Dalton transactions (Cambridge, England : 2003) 42 (2013) 6803–6809; doi:10.1039/c3dt50237f

data_7021284
_publ_section_title
;
 Pincer-type di(1,2,4-triazolin-5-ylidene)Pd(ii) complexes and their
 catalytic activities towards Cu- and amine-free Sonogashira reaction.
;
_journal_issue                   19
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6803
_journal_page_last               6809
_journal_paper_doi               10.1039/c3dt50237f
_journal_volume                  42
_journal_year                    2013
_chemical_formula_sum            'C26 H27 Br2 N7 O Pd'
_chemical_formula_weight         719.77
_chemical_name_systematic
;
?
;
_space_group_IT_number           60
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2n 2ab'
_symmetry_space_group_name_H-M   'P b c n'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   23.886(3)
_cell_length_b                   9.2712(9)
_cell_length_c                   24.553(3)
_cell_measurement_reflns_used    681
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      20.82
_cell_measurement_theta_min      2.50
_cell_volume                     5437.3(11)
_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      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_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  0.1557
_diffrn_reflns_av_sigmaI/netI    0.0928
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -28
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            29983
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.36
_exptl_absorpt_coefficient_mu    3.656
_exptl_absorpt_correction_T_max  0.5629
_exptl_absorpt_correction_T_min  0.4424
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Sadabs, (Sheldrick 2008)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.759
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             2848
_exptl_crystal_size_max          0.60
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         1.368
_refine_diff_density_min         -1.002
_refine_diff_density_rms         0.150
_refine_ls_extinction_method     none
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_refine_ls_matrix_type           full
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_refine_ls_number_reflns         4777
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_refine_ls_restrained_S_all      1.015
_refine_ls_R_factor_all          0.1229
_refine_ls_R_factor_gt           0.0649
_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^)+(0.0826P)^2^+1.7138P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1486
_refine_ls_wR_factor_ref         0.1695
_reflns_number_gt                2815
_reflns_number_total             4777
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3dt50237f.txt
_cod_data_source_block           c104a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'Not Measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        5437.2(10)
_cod_original_sg_symbol_H-M      Pbcn
_cod_database_code               7021284