Cyclopropenylidene carbene ligands in palladium catalysed coupling reactions: carbene ligand rotation and application to the Stille reaction.
Chotima, Ratanon; Dale, Tim; Green, Michael; Hey, Thomas W.; McMullin, Claire L.; Nunns, Adam; Guy Orpen, A.; Shishkov, Igor V.; Wass, Duncan F.; Wingad, Richard L.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 5316–5323; doi:10.1039/c1dt10109a

data_7015797
_publ_section_title
;
 Cyclopropenylidene carbene ligands in palladium catalysed coupling
 reactions: carbene ligand rotation and application to the Stille
 reaction.
;
_journal_issue                   19
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5316
_journal_page_last               5323
_journal_paper_doi               10.1039/c1dt10109a
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety
;
C39 H37 Cl2 P Pd, 3.25(C H Cl3)
;
_chemical_formula_sum            'C42.25 H40.25 Cl11.75 P Pd'
_chemical_formula_weight         1101.90
_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                94.734(4)
_cell_angle_beta                 106.928(3)
_cell_angle_gamma                108.301(3)
_cell_formula_units_Z            2
_cell_length_a                   11.4288(6)
_cell_length_b                   13.7141(8)
_cell_length_c                   17.3825(10)
_cell_measurement_reflns_used    57141
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.21
_cell_measurement_theta_min      2.50
_cell_volume                     2428.8(2)
_computing_cell_refinement       'Apex II (Bruker-AXS, 2007)'
_computing_data_reduction
;
SAINT v7.34A (Bruker-AXS, 2007) & XPREP v2005/4 (Bruker-AXS, 2005)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100
_diffrn_detector                 'CCD plate'
_diffrn_detector_area_resol_mean 8.366
_diffrn_detector_type            'Bruker-AXS SMART APEX'
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_details      'frames, 0.3\% width'
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'Bruker-AXS Kappa'
_diffrn_measurement_method       '\w & \f scans'
_diffrn_measurement_specimen_support
;
glass fibre
;
_diffrn_radiation_collimation    '0.5 mm double pinhole'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71074
_diffrn_reflns_av_R_equivalents  0.0827
_diffrn_reflns_av_sigmaI/netI    0.0699
_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       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            57119
_diffrn_reflns_theta_full        28.21
_diffrn_reflns_theta_max         28.21
_diffrn_reflns_theta_min         1.25
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_current           40
_diffrn_source_power             2
_diffrn_source_size              '0.4 x 8 mm fine focus'
_diffrn_source_target            Mo
_diffrn_source_type              'Bruker-AXS KFF Mo 2K 90\% Ceramic'
_diffrn_source_voltage           50
_exptl_absorpt_coefficient_mu    1.091
_exptl_absorpt_correction_T_max  0.932
_exptl_absorpt_correction_T_min  0.828
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS 2007/2 (Sheldrick, G.M., 2007)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.507
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'cut block'
_exptl_crystal_F_000             1109
_exptl_crystal_size_max          0.145
_exptl_crystal_size_mid          0.108
_exptl_crystal_size_min          0.064
_refine_diff_density_max         2.436
_refine_diff_density_min         -1.928
_refine_diff_density_rms         0.142
_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     526
_refine_ls_number_reflns         11894
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.034
_refine_ls_R_factor_all          0.0832
_refine_ls_R_factor_gt           0.0533
_refine_ls_shift/su_max          0.015
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0823P)^2^+4.7439P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1416
_refine_ls_wR_factor_ref         0.1641
_reflns_number_gt                8558
_reflns_number_total             11894
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1dt10109a.txt
_cod_data_source_block           6
_cod_depositor_comments
;
The following automatic conversions were performed:
'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' 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_enum 1555 2011-01-17 13:19:09Z saulius 
;
_cod_database_code               7015797