Rhodium(I)-N-Heterocyclic Carbene Catalyst for Selective Coupling ofN-Vinylpyrazoles with Alkynes via C‒H Activation
Azpíroz, Ramón; Rubio-Pérez, Laura; Di Giuseppe, Andrea; Passarelli, Vincenzo; Lahoz, Fernando J.; Castarlenas, Ricardo; Pérez-Torrente, Jesús J.; Oro, Luis A.; ACS Catalysis 4 (2014) 4244–; doi:10.1021/cs501366q

data_4512224
_publ_section_title
;
 Rhodium(I)-N-Heterocyclic Carbene Catalyst for Selective Coupling
 ofN-Vinylpyrazoles with Alkynes via C--H Activation
;
_journal_issue                   12
_journal_name_full               'ACS Catalysis'
_journal_page_first              4244
_journal_paper_doi               10.1021/cs501366q
_journal_volume                  4
_journal_year                    2014
_chemical_formula_moiety         'C34 H46 Cl N4 Rh'
_chemical_formula_sum            'C34 H46 Cl N4 Rh'
_chemical_formula_weight         649.11
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                90
_cell_angle_beta                 93.847(2)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   24.481(4)
_cell_length_b                   13.201(2)
_cell_length_c                   20.184(3)
_cell_measurement_reflns_used    9941
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.326
_cell_measurement_theta_min      2.441
_cell_volume                     6508.2(17)
_computing_cell_refinement       'SAINT+ v. 6.45 (Bruker AXS, 2003)'
_computing_data_collection       'SMART v. 5.611 (Bruker AXS, 2000)'
_computing_data_reduction        'SAINT+ v. 6.45 (Bruker AXS, 2003)'
_computing_molecular_graphics    'XP program, SHELXTL v6.12, Bruker2000'
_computing_publication_material  'XCIF program, SHELXTLv6.12, BrukerAXS'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX CCD system'
_diffrn_measurement_method       '\w rotations with narrow 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  0.0577
_diffrn_reflns_av_unetI/netI     0.0580
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       30
_diffrn_reflns_limit_h_min       -30
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            50774
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         1.667
_exptl_absorpt_coefficient_mu    0.635
_exptl_absorpt_correction_T_max  0.915
_exptl_absorpt_correction_T_min  0.786
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS: Area-Detector Absorption Correction. (1996)  Bruker-AXS 
 within SAINT+ package, v. 6.45.   
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.325
_exptl_crystal_description       prism
_exptl_crystal_F_000             2720
_exptl_crystal_size_max          0.190
_exptl_crystal_size_mid          0.180
_exptl_crystal_size_min          0.140
_refine_diff_density_max         0.721
_refine_diff_density_min         -0.818
_refine_diff_density_rms         0.087
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.094
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     869
_refine_ls_number_reflns         13323
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.094
_refine_ls_R_factor_all          0.0719
_refine_ls_R_factor_gt           0.0468
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0169P)^2^+8.0119P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0802
_refine_ls_wR_factor_ref         0.0892
_reflns_Friedel_coverage         0.000
_reflns_number_gt                10071
_reflns_number_total             13323
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            cs501366q_si_002.cif
_cod_data_source_block           compound_17
_cod_depositor_comments
'Adding full bibliography for 4512224--4512225.cif.'
_cod_original_cell_volume        6508.0(19)
_cod_database_code               4512224
_shelx_estimated_absorpt_t_min   0.889
_shelx_estimated_absorpt_t_max   0.916
_shelxl_version_number           2013-4
_shelx_res_checksum              49866
_shelx_hkl_checksum              71911