Chelation-Assisted, Copper(II)-Acetate-Accelerated Azide-Alkyne Cycloaddition
Gui-Chao Kuang; Heather A. Michaels; J. Tyler Simmons; Ronald J. Clark; Lei Zhu; Journal of Organic Chemistry 75 (2010) 6540–6548; doi:10.1021/jo101305m

data_4025706
_publ_section_title
;
 Chelation-Assisted, Copper(II)-Acetate-Accelerated Azide-Alkyne
 Cycloaddition
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              6540
_journal_page_last               6548
_journal_paper_doi               10.1021/jo101305m
_journal_volume                  75
_journal_year                    2010
_chemical_formula_moiety         'C24 H24 Br N7 Zn, 2(Cl O4)'
_chemical_formula_sum            'C24 H24 Br Cl2 N7 O8 Zn'
_chemical_formula_weight         753.67
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/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                 92.643(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   34.509(7)
_cell_length_b                   10.307(2)
_cell_length_c                   16.152(3)
_cell_measurement_reflns_used    7004
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      25.36
_cell_measurement_theta_min      2.36
_cell_volume                     5738.9(19)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w 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  0.0000
_diffrn_reflns_av_sigmaI/netI    0.0435
_diffrn_reflns_limit_h_max       41
_diffrn_reflns_limit_h_min       -41
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            5287
_diffrn_reflns_theta_full        25.44
_diffrn_reflns_theta_max         25.44
_diffrn_reflns_theta_min         2.06
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    2.496
_exptl_absorpt_correction_T_max  0.7382
_exptl_absorpt_correction_T_min  0.4576
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.745
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular,
_exptl_crystal_F_000             3032
_exptl_crystal_size_max          0.36
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.970
_refine_diff_density_min         -0.546
_refine_diff_density_rms         0.135
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.254
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     390
_refine_ls_number_reflns         5287
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.254
_refine_ls_R_factor_all          0.0712
_refine_ls_R_factor_gt           0.0617
_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^)+(0.1032P)^2^+35.0538P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2051
_refine_ls_wR_factor_ref         0.2110
_reflns_number_gt                4483
_reflns_number_total             5287
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo101305m_si_002.cif
_cod_data_source_block           zhu53
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to the built-in table from CIF Core dictionary named
'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        5739(2)
_cod_original_sg_symbol_Hall     -C2yc
_cod_database_code               4025706