Light group 13 chloride diazadiene complexes: consequences of varying substituent bulk
Hinchliffe, Alan; Mair, Francis S.; McInnes, Eric J. L.; Pritchard, Robin G.; Warren, John E.; Dalton Transactions  (2008) 222–233; doi:10.1039/b712911d

data_7003133
_publ_section_title
;
 Light group 13 chloride diazadiene complexes: consequences of varying
 substituent bulk
;
_journal_issue                   2
_journal_name_full               'Dalton Transactions'
_journal_page_first              222
_journal_page_last               233
_journal_paper_doi               10.1039/b712911d
_journal_year                    2008
_chemical_compound_source        'synthesis as described'
_chemical_formula_moiety         'C26 H35 B1 Cl2 N2'
_chemical_formula_sum            'C26 H35 B Cl2 N2'
_chemical_formula_weight         457.27
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      62
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_conform_dict_location     ftp://ftp.iucr.org/pub/cif_core.dic
_audit_conform_dict_name         cif_core.dic
_audit_conform_dict_version      2.2
_audit_creation_date             2002-07-18T22:46:31-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.7771(5)
_cell_length_b                   20.7881(9)
_cell_length_c                   10.9245(5)
_cell_measurement_reflns_used    126592
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.485
_cell_measurement_theta_min      1.018
_cell_measurement_wavelength     0.71073
_cell_volume                     2674.6(2)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'Ortep-3 for Windows (Farrugia, 1997)'
_computing_publication_material  'WinGX publication routines (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 'CCD plate'
_diffrn_measured_fraction_theta_full 0.98
_diffrn_measured_fraction_theta_max 0.98
_diffrn_measurement_device       '95mm CCD camera on \k-goniostat'
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       'CCD rotation images, thick slices'
_diffrn_orient_matrix_type       'by Nonius Collect from scalepack cell'
_diffrn_orient_matrix_UB_11      0.573095E-1
_diffrn_orient_matrix_UB_12      0.577953E-1
_diffrn_orient_matrix_UB_13      0.183787E-1
_diffrn_orient_matrix_UB_21      0.713608E-1
_diffrn_orient_matrix_UB_22      -0.472578E-1
_diffrn_orient_matrix_UB_23      -0.137966E-1
_diffrn_orient_matrix_UB_31      0.15352E-2
_diffrn_orient_matrix_UB_32      0.404501E-1
_diffrn_orient_matrix_UB_33      -0.422601E-1
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0782
_diffrn_reflns_av_unetI/netI     0.0431
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            19705
_diffrn_reflns_reduction_process
;
Scaled and merged with SORTAV
R.H. Blessing, (1987) Cryst. Rev. 1, 3-58
R.H. Blessing, (1989) J. Appl. Cryst. 22, 396-397
;
_diffrn_reflns_theta_full        26.37
_diffrn_reflns_theta_max         26.37
_diffrn_reflns_theta_min         3.21
_exptl_absorpt_coefficient_mu    0.258
_exptl_absorpt_correction_T_max  0.9685
_exptl_absorpt_correction_T_min  0.8984
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
R.H. Blessing, Acta Cryst. (1995), A51, 33-38
;
_exptl_crystal_colour            'pale purple'
_exptl_crystal_density_diffrn    1.136
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             976
_exptl_crystal_size_max          0.43
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.13
_refine_diff_density_max         0.165
_refine_diff_density_min         -0.175
_refine_diff_density_rms         0.035
_refine_ls_extinction_coef       0.038(3)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.072
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     221
_refine_ls_number_reflns         2762
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.072
_refine_ls_R_factor_all          0.0848
_refine_ls_R_factor_gt           0.053
_refine_ls_shift/su_max          0
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0485P)^2^+1.0761P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1153
_refine_ls_wR_factor_ref         0.1307
_reflns_number_gt                1986
_reflns_number_total             2762
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b712911d.txt
_cod_data_source_block           4
_cod_database_code               7003133