Stepwise Reactions of Acetylenes with Iridium Thiocarbonyl Complexes To Produce Isolable Iridacyclobutadienes and Conversion of These to either Cyclopentadienyliridium or Tethered Iridabenzene Complexes
Clark, George R.; Lu, Guo-Liang; Roper, Warren R.; Wright, L. James; Organometallics 26 (2007) 2167–; doi:10.1021/om061066r

data_4072823
_publ_section_title
;
 Stepwise Reactions of Acetylenes with Iridium Thiocarbonyl Complexes To
 Produce Isolable Iridacyclobutadienes and Conversion of These to either
 Cyclopentadienyliridium or Tethered Iridabenzene Complexes
;
_journal_issue                   9
_journal_name_full               Organometallics
_journal_page_first              2167
_journal_paper_doi               10.1021/om061066r
_journal_volume                  26
_journal_year                    2007
_chemical_formula_moiety         'C37 H30 I Ir O2 P2 S, C H2 CL2'
_chemical_formula_sum            'C38 H32 Cl2 I Ir O2 P2 S'
_chemical_formula_weight         1004.64
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 92.459(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.6388(2)
_cell_length_b                   22.4279(5)
_cell_length_c                   14.9570(3)
_cell_measurement_reflns_used    8192
_cell_measurement_temperature    85(2)
_cell_measurement_theta_max      26.41
_cell_measurement_theta_min      2.12
_cell_volume                     3565.54(13)
_computing_cell_refinement       'SMART (Siemens, 1995)'
_computing_data_collection       'SADABS (Sheldrick, 1997)'
_computing_data_reduction        'SAINT (Siemens, 1995)'
_computing_molecular_graphics    'Ortep-III (Burnett & Johnson, 1996)'
_computing_publication_material  'SHELXTL (Siemens, 1995)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      85(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Siemens SMART CCD'
_diffrn_measurement_method       'Area detector \w 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  0.0356
_diffrn_reflns_av_sigmaI/netI    0.0400
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       26
_diffrn_reflns_limit_k_min       -28
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            21250
_diffrn_reflns_theta_full        26.41
_diffrn_reflns_theta_max         26.41
_diffrn_reflns_theta_min         2.12
_diffrn_standards_decay_%        <2
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.943
_exptl_absorpt_correction_T_max  0.771858
_exptl_absorpt_correction_T_min  0.517147
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS; Sheldrick, 1997'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.872
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             1944
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.06
_refine_diff_density_max         4.036
_refine_diff_density_min         -3.196
_refine_diff_density_rms         0.200
_refine_ls_extinction_coef       0.00010(7)
_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   1.027
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     419
_refine_ls_number_reflns         7286
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.027
_refine_ls_R_factor_all          0.0556
_refine_ls_R_factor_gt           0.0451
_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^)+(0.0572P)^2^+43.0691P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1162
_refine_ls_wR_factor_ref         0.1233
_reflns_number_gt                6231
_reflns_number_total             7286
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            om061066rsi20070208_115402.cif
_cod_data_source_block           lu509
_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.

'_geom_bond_publ_flag' value 'Y' changed to 'y'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29 (7
times).

'_geom_bond_publ_flag' value 'N' changed to 'n' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29 (78
times).

'_geom_angle_publ_flag' value 'Y' changed to 'y' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (5
times).

'_geom_angle_publ_flag' value 'N' changed to 'n' according
to /home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary
named 'cif_core.dic' version 2.4.1 from 2010-06-29 (141 time).

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      P21/n
_cod_database_code               4072823