Synthesis of allene triazole through iron catalyzed regioselective addition to propargyl alcohols
Wuming Yan; Xiaohan Ye; Keith Weise; Jeffrey L. Petersen; Xiaodong Shi; Chem.Commun. 48 (2012) 3521–; doi:10.1039/c2cc17522c

data_7107502
_publ_section_title
;
 Synthesis of allene triazole through iron catalyzed regioselective
 addition to propargyl alcohols
;
_journal_name_full               Chem.Commun.
_journal_page_first              3521
_journal_paper_doi               10.1039/c2cc17522c
_journal_volume                  48
_journal_year                    2012
_chemical_formula_sum            'C24 H21 F2 N3 Si'
_chemical_formula_weight         417.53
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 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                 110.508(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   20.3557(18)
_cell_length_b                   11.1404(11)
_cell_length_c                   21.776(2)
_cell_measurement_reflns_used    5121
_cell_measurement_temperature    273(2)
_cell_measurement_theta_max      27.11
_cell_measurement_theta_min      2.13
_cell_volume                     4625.2(7)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      273(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_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  0.0394
_diffrn_reflns_av_sigmaI/netI    0.0461
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            32046
_diffrn_reflns_theta_full        27.55
_diffrn_reflns_theta_max         27.55
_diffrn_reflns_theta_min         2.08
_diffrn_standards_decay_%        none
_exptl_absorpt_coefficient_mu    0.132
_exptl_absorpt_correction_T_max  0.962
_exptl_absorpt_correction_T_min  0.928
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.199
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       'irregular block'
_exptl_crystal_F_000             1744
_exptl_crystal_size_max          0.58
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.272
_refine_diff_density_min         -0.164
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     547
_refine_ls_number_reflns         10551
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0942
_refine_ls_R_factor_gt           0.0465
_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^)+(0.0599P)^2^+0.5870P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1177
_refine_ls_wR_factor_ref         0.1421
_reflns_number_gt                5988
_reflns_number_total             10551
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2cc17522c.txt
_cod_data_source_block           xs41ccd
_cod_original_cell_volume        4625.2(8)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7107502