Mechanistic Insights into Transfer Hydrogenation Catalysis by [Ir(cod)(NHC)2]+ Complexes with Functionalized N-Heterocyclic Carbene Ligands
Jiménez, M. Victoria; Fernández-Tornos, Javier; Pérez-Torrente, Jesús J.; Modrego, Francisco J.; García-Orduña, Pilar; Oro, Luis A.; Organometallics 34 (2015) 926–; doi:10.1021/om5013083

data_4085514
_publ_section_title
;
 Mechanistic Insights into Transfer Hydrogenation Catalysis by
 [Ir(cod)(NHC)2]+ Complexes with Functionalized N-Heterocyclic Carbene
 Ligands
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              926
_journal_paper_doi               10.1021/om5013083
_journal_volume                  34
_journal_year                    2015
_chemical_formula_moiety         '2(C28 H34 Ir N6),2Br,H2 O,C H2 Cl2'
_chemical_formula_sum            'C28.5 H36 Br Cl Ir N6 O0.5'
_chemical_formula_weight         778.19
_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                88.505(8)
_cell_angle_beta                 89.648(8)
_cell_angle_gamma                78.507(8)
_cell_formula_units_Z            4
_cell_length_a                   10.390(6)
_cell_length_b                   14.148(8)
_cell_length_c                   20.021(11)
_cell_measurement_reflns_used    6044
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.019
_cell_measurement_theta_min      2.234
_cell_volume                     2883(3)
_computing_cell_refinement
'SAINT+ in APEX2 v. 2008.4 (Bruker AXS, 2008)'
_computing_data_collection       'SMART in APEX2 v. 2008.4 (Bruker AXS, 2008)'
_computing_data_reduction
'SAINT+ in APEX2 v. 2008.4 (Bruker AXS, 2008)'
_computing_molecular_graphics    'XP program, SHELXTL v6.12, Bruker2000'
_computing_publication_material  'XCIF program, PLATON(Spek, 1998)'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.894
_diffrn_measurement_device_type  'Bruker APEX DUO CCD system'
_diffrn_measurement_method       'narrow \w frames'
_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  0.0562
_diffrn_reflns_av_sigmaI/netI    0.0990
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            30565
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         29.49
_diffrn_reflns_theta_min         1.02
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    6.141
_exptl_absorpt_correction_T_max  0.7173
_exptl_absorpt_correction_T_min  0.4322
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS: Area-Detector Absorption Correction. (1996) Bruker-AXS 
 within APEX2 package.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.793
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1528
_exptl_crystal_size_max          0.099
_exptl_crystal_size_mid          0.082
_exptl_crystal_size_min          0.043
_platon_squeeze_details
;
The unit cell contains 2 diclhloromethane molecules which have been
 treated as a diffuse contribution to the overall scattering without
 specific atom positions by SQUEEZE/PLATON.
;
_refine_diff_density_max         2.168
_refine_diff_density_min         -3.353
_refine_diff_density_rms         0.209
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.879
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     662
_refine_ls_number_reflns         14370
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.879
_refine_ls_R_factor_all          0.0885
_refine_ls_R_factor_gt           0.0498
_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^)+(0.0670P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1081
_refine_ls_wR_factor_ref         0.1215
_reflns_number_gt                9250
_reflns_number_total             14370
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om5013083_si_003.cif
_cod_data_source_block           cmpnd_5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 

 Adding full bibliography for 4085513--4085515.cif.
;
_cod_database_code               4085514