Syntheses, characterization, and structural studies of copper(i) complexes containing 1,1'-bis(di-tert-butylphosphino)ferrocene (dtbpf) and their application in palladium-catalyzed Sonogashira coupling of aryl halides.
Trivedi, Manoj; Singh, Gurmeet; Kumar, Abhinav; Rath, Nigam P.; Dalton transactions (Cambridge, England : 2003) 43 (2014) 13620–13629; doi:10.1039/c4dt01411a

data_7032339
_publ_section_title
;
 Syntheses, characterization, and structural studies of copper(i)
 complexes containing 1,1'-bis(di-tert-butylphosphino)ferrocene (dtbpf)
 and their application in palladium-catalyzed Sonogashira coupling of aryl
 halides.
;
_journal_issue                   36
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13620
_journal_page_last               13629
_journal_paper_doi               10.1039/c4dt01411a
_journal_volume                  43
_journal_year                    2014
_chemical_formula_moiety         'C52 H88 Cu4 Fe2 I4 P4'
_chemical_formula_sum            'C52 H88 Cu4 Fe2 I4 P4'
_chemical_formula_weight         1710.56
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           29
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2c -2ac'
_symmetry_space_group_name_H-M   'P c a 21'
_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            4
_cell_length_a                   20.4931(18)
_cell_length_b                   11.2070(9)
_cell_length_c                   26.943(4)
_cell_measurement_reflns_used    4087
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      29.2965
_cell_measurement_theta_min      2.9006
_cell_volume                     6187.9(12)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
;
_computing_data_collection
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CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
;
_computing_molecular_graphics
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_publication_material
;
O. V. Dolomanov, L. J. Bourhis, R. J. Gildea, J. A. K. Howard and H. Puschmann,
OLEX2: a complete structure solution, refinement and analysis program.
J. Appl. Cryst. (2009). 42, 339-341.
;
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 15.9853
_diffrn_measured_fraction_theta_full 0.937
_diffrn_measured_fraction_theta_max 0.937
_diffrn_measurement_device_type  'Xcalibur, Sapphire3'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0735
_diffrn_reflns_av_sigmaI/netI    0.0825
_diffrn_reflns_limit_h_max       24
_diffrn_reflns_limit_h_min       -21
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       27
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            22204
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         3.02
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.938
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.40782
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.34.49 (release 20-01-2011 CrysAlis171 .NET)
(compiled Jan 20 2011,15:58:25)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.836
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Rod
_exptl_crystal_F_000             3360
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         3.975
_refine_diff_density_min         -3.975
_refine_diff_density_rms         0.500
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(8)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.451
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     587
_refine_ls_number_reflns         8494
_refine_ls_number_restraints     32
_refine_ls_restrained_S_all      1.454
_refine_ls_R_factor_all          0.1615
_refine_ls_R_factor_gt           0.1492
_refine_ls_shift/su_max          0.010
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.2000P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.3531
_refine_ls_wR_factor_ref         0.3658
_reflns_number_gt                7211
_reflns_number_total             8494
_reflns_threshold_expression     >2sigma(I)
_cod_duplicate_entry             7031714
_cod_data_source_file            c4dt01411a2.cif
_cod_data_source_block           Complex-2
_cod_original_cell_volume        6188.0(12)
_cod_database_code               7032339