Synthesis of carborane-fused carbo- and heterocycles via zirconacyclopentane intermediates.
Cui, Chun-Xiao; Ren, Shikuo; Qiu, Zaozao; Xie, Zuowei; Dalton transactions (Cambridge, England : 2003) 47 (2018) 2453–2459; doi:10.1039/c7dt04751g

data_7045308
_publ_section_title
;
 Synthesis of carborane-fused carbo- and heterocycles via
 zirconacyclopentane intermediates.
;
_journal_issue                   7
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              2453
_journal_page_last               2459
_journal_paper_doi               10.1039/c7dt04751g
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C21 H36 B10 N2 O2 Zr'
_chemical_formula_sum            'C21 H36 B10 N2 O2 Zr'
_chemical_formula_weight         547.84
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_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
_audit_creation_date             2015-07-22
_audit_creation_method
;
Olex2 1.2
(compiled 2015.01.26 svn.r3150 for OlexSys, GUI svn.r4998)
;
_audit_update_record
;
2017-12-15 deposited with the CCDC.
2018-01-16 downloaded from the CCDC.
;
_cell_angle_alpha                79.777(4)
_cell_angle_beta                 72.418(3)
_cell_angle_gamma                88.988(3)
_cell_formula_units_Z            2
_cell_length_a                   9.7113(18)
_cell_length_b                   10.502(2)
_cell_length_c                   13.566(3)
_cell_measurement_reflns_used    2753
_cell_measurement_temperature    130(2)
_cell_measurement_theta_max      28.53
_cell_measurement_theta_min      2.30
_cell_volume                     1297.0(4)
_computing_cell_refinement       'SAINT v7.68A (Bruker, 2009)'
_computing_data_reduction        'SAINT v7.68A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'XS (Sheldrick, 2008)'
_diffrn_ambient_temperature      130
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.981
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0416
_diffrn_reflns_av_unetI/netI     0.0828
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.981
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            13142
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.981
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.754
_diffrn_reflns_theta_min         1.972
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.448
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.5637
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0614 before and 0.0418 after correction.
The Ratio of minimum to maximum transmission is 0.7555.
The \l/2 correction factor is 0.0015.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.403
_exptl_crystal_description       plate
_exptl_crystal_F_000             564
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.01
_refine_diff_density_max         1.301
_refine_diff_density_min         -0.940
_refine_diff_density_rms         0.102
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.851
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     327
_refine_ls_number_reflns         7937
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.851
_refine_ls_R_factor_all          0.0750
_refine_ls_R_factor_gt           0.0496
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.1000P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1243
_refine_ls_wR_factor_ref         0.1440
_reflns_Friedel_coverage         0.000
_reflns_number_gt                5984
_reflns_number_total             7937
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt04751g2.cif
_cod_data_source_block           7
_cod_depositor_comments
'Adding full bibliography for 7045305--7045308.cif.'
_cod_database_code               7045308
_shelxl_version_number           2014-3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All B(H) groups, All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C3(H3)
2.b Secondary CH2 refined with riding coordinates:
 C4(H4A,H4B), C5(H5A,H5B), C6(H6A,H6B), C7(H7A,H7B)
2.c Aromatic/amide H refined with riding coordinates:
 C9(H9), C12(H12), C13(H13), C14(H14), C15(H15), C16(H16), C17(H17), C18(H18),
 C19(H19), C20(H20), C21(H21)
2.d Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C11(H11A,H11B,H11C)
2.e Boron cage BH refined with riding coordinates:
 B3(H3A), B4(H4), B5(H5), B6(H6), B7(H7), B8(H8), B9(H9A), B10(H10), B11(H11),
 B12(H12A)
;
_shelx_res_checksum              50130
_olex2_submission_special_instructions 'No special instructions were received'