Stereoselective Synthesis of Rhodium(I) 4-(Dialkylamino)triazol-5-ylidene Complexes
Ros, Abel; Alcarazo, Manuel; Iglesias-Sigüenza, Javier; Díez, Elena; Álvarez, Eleuterio; Fernández, Rosario; Lassaletta, José M.; Organometallics 27 (2008) 4555–; doi:10.1021/om800533g

data_4072032
_publ_section_title
;
 Stereoselective Synthesis of Rhodium(I) 4-(Dialkylamino)triazol-5-ylidene
 Complexes
;
_journal_issue                   18
_journal_name_full               Organometallics
_journal_page_first              4555
_journal_paper_doi               10.1021/om800533g
_journal_volume                  27
_journal_year                    2008
_chemical_absolute_configuration syn
_chemical_formula_moiety         'C18 H18 N4'
_chemical_formula_sum            'C18 H18 N4'
_chemical_formula_weight         290.36
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   10.8815(4)
_cell_length_b                   14.5747(7)
_cell_length_c                   19.4944(8)
_cell_measurement_reflns_used    6305
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      28.60
_cell_measurement_theta_min      2.51
_cell_volume                     3091.7(2)
_computing_cell_refinement       'SAINT+ v. 7.06 a (Bruker AXS, 2003)'
_computing_data_collection       'APEX-W2K-NT v. 1.0 (Bruker AXS, 2004)'
_computing_data_reduction        'SAINT+ v. 7.06 a (Bruker AXS, 2001)'
_computing_molecular_graphics    'XP, SHELXTL v. 6.10 (Bruker, 2000)'
_computing_publication_material  'XCIF, SHELXTL v. 6.12 (Bruker, 2001)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type
;
 Bruker-Nonius X8kappa APEX II CCD area detector'
;
_diffrn_measurement_method       'phi and omega scans 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  0.0468
_diffrn_reflns_av_sigmaI/netI    0.0391
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            30143
_diffrn_reflns_theta_full        30.80
_diffrn_reflns_theta_max         30.80
_diffrn_reflns_theta_min         2.34
_diffrn_standards_number         'no decay'
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  0.9908
_exptl_absorpt_correction_T_min  0.9788
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
; 
 SADABS v. 2.03: Area-Detector Absorption Correction.
 (1997-2001) Bruker-AXS within SAINT+ package, v. 6.04
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.248
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1232
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.341
_refine_diff_density_min         -0.262
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     397
_refine_ls_number_reflns         5339
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0646
_refine_ls_R_factor_gt           0.0481
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0723P)^2^+0.7053P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1176
_refine_ls_wR_factor_ref         0.1269
_reflns_number_gt                4448
_reflns_number_total             5339
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om800533g_si_001.cif
_cod_data_source_block           12
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               4072032