Selective Formation of 1,4-Disubstituted Triazoles from Ruthenium-Catalyzed Cycloaddition of Terminal Alkynes and Organic Azides: Scope and Reaction Mechanism
Liu, Pei Nian; Li, Juan; Su, Fu Hai; Ju, Kun Dong; Zhang, Li; Shi, Chuan; Sung, Herman H. Y.; Williams, Ian D.; Fokin, Valery V.; Lin, Zhenyang; Jia, Guochen; Organometallics 31 (2012) 4904–; doi:10.1021/om300513w

data_4078906
_publ_section_title
;
 Selective Formation of 1,4-Disubstituted Triazoles from
 Ruthenium-Catalyzed Cycloaddition of Terminal Alkynes and Organic Azides:
 Scope and Reaction Mechanism
;
_journal_issue                   13
_journal_name_full               Organometallics
_journal_page_first              4904
_journal_paper_doi               10.1021/om300513w
_journal_volume                  31
_journal_year                    2012
_chemical_formula_sum            'C68 H67 N3 O P2 Ru'
_chemical_formula_weight         1105.26
_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                84.167(2)
_cell_angle_beta                 76.817(2)
_cell_angle_gamma                80.056(2)
_cell_formula_units_Z            2
_cell_length_a                   10.9419(14)
_cell_length_b                   12.9169(17)
_cell_length_c                   21.300(3)
_cell_measurement_reflns_used    5982
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.93
_cell_measurement_theta_min      2.30
_cell_volume                     2881.0(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.988
_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  0.0363
_diffrn_reflns_av_sigmaI/netI    0.0510
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            28136
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.00
_diffrn_reflns_theta_min         1.60
_exptl_absorpt_coefficient_mu    0.373
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.90
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.274
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1156
_exptl_crystal_size_max          0.20
_exptl_crystal_size_mid          0.18
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.532
_refine_diff_density_min         -0.265
_refine_diff_density_rms         0.060
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.993
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     682
_refine_ls_number_reflns         11189
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.993
_refine_ls_R_factor_all          0.0536
_refine_ls_R_factor_gt           0.0358
_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^)+(0.0360P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0716
_refine_ls_wR_factor_ref         0.0757
_reflns_number_gt                8839
_reflns_number_total             11189
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om300513w_si_002.cif
_cod_data_source_block           Complex15
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               4078906