Design of Sterically Demanding, Electron-Rich Carbene Ligands with the Perimidine Scaffold
Bazinet, Patrick; Ong, Tiow-Gan; O'Brien, Julie S.; Lavoie, Nathalie; Bell, Eleanor; Yap, Glenn P. A.; Korobkov, Ilia; Richeson, Darrin S.; Organometallics 26 (2007) 2885–; doi:10.1021/om0701827

data_4073235
_publ_section_title
;
 Design of Sterically Demanding, Electron-Rich Carbene Ligands with the
 Perimidine Scaffold
;
_journal_issue                   11
_journal_name_full               Organometallics
_journal_page_first              2885
_journal_paper_doi               10.1021/om0701827
_journal_volume                  26
_journal_year                    2007
_chemical_formula_sum            'C25 H32 Cl N2 Rh'
_chemical_formula_weight         498.89
_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                 104.722(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.241(2)
_cell_length_b                   16.129(3)
_cell_length_c                   14.067(3)
_cell_measurement_reflns_used    2988
_cell_measurement_temperature    213(2)
_cell_measurement_theta_max      20.55
_cell_measurement_theta_min      2.41
_cell_volume                     2247.3(8)
_computing_cell_refinement       'SMART, Bruker (2000)'
_computing_data_collection       'SMART, Bruker (2000)'
_computing_data_reduction        'XPREP, Bruker (2000)'
_computing_molecular_graphics    'SHELXTL, Bruker (2000)'
_computing_publication_material  'SHELXTL, Bruker (2000)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      213(2)
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0566
_diffrn_reflns_av_sigmaI/netI    0.0645
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            7349
_diffrn_reflns_theta_full        21.00
_diffrn_reflns_theta_max         21.00
_diffrn_reflns_theta_min         1.96
_diffrn_standards_decay_%        <1
_exptl_absorpt_coefficient_mu    0.893
_exptl_absorpt_correction_T_max  0.9824
_exptl_absorpt_correction_T_min  0.7756
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, Bruker (2000)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.475
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1032
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.771
_refine_diff_density_min         -0.668
_refine_diff_density_rms         0.121
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         2392
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0922
_refine_ls_R_factor_gt           0.0724
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.1300P)^2^+9.4856P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1916
_refine_ls_wR_factor_ref         0.2037
_reflns_number_gt                1954
_reflns_number_total             2392
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om0701827si20070227_101121.cif
_cod_data_source_block           darr006
_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.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        2247.2(8)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4073235