Base-free transfer hydrogenation of aryl-ketones, alkyl-ketones and alkenones catalyzed by an IrIIICp* complex bearing a triazenide ligand functionalized with pyrazole
Medrano-Castillo, Layla J.; Collazo-Flores, Miguel Á.; Camarena-Díaz, Juan P.; Correa-Ayala, Erick; Chávez, Daniel; Grotjahn, Douglas B.; Rheingold, Arnold L.; Miranda-Soto, Valentín; Parra-Hake, Miguel; Inorganica Chimica Acta 507 (2020) 119551–; doi:10.1016/j.ica.2020.119551

data_1564726
_publ_section_title
;
 Base-free transfer hydrogenation of aryl-ketones, alkyl-ketones and
 alkenones catalyzed by an IrIIICp* complex bearing a triazenide ligand
 functionalized with pyrazole
;
_journal_name_full               'Inorganica Chimica Acta'
_journal_page_first              119551
_journal_paper_doi               10.1016/j.ica.2020.119551
_journal_volume                  507
_journal_year                    2020
_chemical_formula_sum            'C11 H13 N5'
_chemical_formula_weight         215.26
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_cell_setting           monoclinic
_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                 106.847(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   14.277(3)
_cell_length_b                   5.6216(13)
_cell_length_c                   14.489(2)
_cell_measurement_reflns_used    1279
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.23
_cell_measurement_theta_min      2.38
_cell_volume                     1113.0(4)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0334
_diffrn_reflns_av_sigmaI/netI    0.0514
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5790
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.65
_diffrn_reflns_theta_min         2.38
_exptl_absorpt_coefficient_mu    0.084
_exptl_absorpt_correction_T_max  0.9967
_exptl_absorpt_correction_T_min  0.9933
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.285
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       BLOCK
_exptl_crystal_F_000             456
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.175
_refine_diff_density_min         -0.235
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.027
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     150
_refine_ls_number_reflns         2096
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.028
_refine_ls_R_factor_all          0.0769
_refine_ls_R_factor_gt           0.0422
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0629P)^2^+0.0290P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1019
_refine_ls_wR_factor_ref         0.1152
_reflns_number_gt                1443
_reflns_number_total             2096
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ICA-2020-507-119551.cif
_cod_data_source_block           grot423
_cod_depositor_comments
;
The following automatic conversions were performed:

data item '_symmetry_cell_setting' value 'Monoclinic' was changed to
'monoclinic' in accordance with the built-in table derived from the
CIF Core dictionary named 'cif_core.dic' version 2.4.5 last updated
on 2014-11-21.

Automatic conversion script
Id: cif_fix_values 8369 2020-08-20 11:38:08Z andrius 
;
_cod_original_cell_volume        1112.9(4)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               1564726