Bidentate Ligand Synthesis via N-C Rearrangement in Triazoles
Elana Slutsky Smith; Gregory Molev; Mark Botoshansky; Mark Gandelman; Chem.Commun. 47 (2011) 319–; doi:10.1039/c0cc02033h

data_7105763
_publ_section_title
;
 Bidentate Ligand Synthesis via N-C Rearrangement in Triazoles
;
_journal_name_full               Chem.Commun.
_journal_page_first              319
_journal_paper_doi               10.1039/c0cc02033h
_journal_volume                  47
_journal_year                    2011
_chemical_formula_sum            'C20 H28 B N3 O P2'
_chemical_formula_weight         399.20
_chemical_name_common            Gandelman-39
_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                 95.09(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.622(2)
_cell_length_b                   16.515(3)
_cell_length_c                   13.913(3)
_cell_measurement_reflns_used    13423
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      25.05
_cell_measurement_theta_min      1.92
_cell_volume                     2202.2(8)
_computing_cell_refinement       'DENZO HKL2000 (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius, 2006)'
_computing_data_reduction        'DENZO HKL2000 (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'TEXSAN (MSC, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.978
_diffrn_measurement_device_type  'Nonius KappaCCD'
_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  0.1532
_diffrn_reflns_av_sigmaI/netI    0.1640
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -19
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            13091
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.92
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.212
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.204
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.665
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.056
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.847
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     249
_refine_ls_number_reflns         3802
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.847
_refine_ls_R_factor_all          0.1601
_refine_ls_R_factor_gt           0.0639
_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^)+(0.0597P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1317
_refine_ls_wR_factor_ref         0.1532
_reflns_number_gt                1726
_reflns_number_total             3802
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            C0CC02033H.TXT
_cod_data_source_block           Compound-6a
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7105763