Linear Hybrid Aminoborane/Phosphinoborane Chains: Synthesis, Proton-Hydride Interactions, and Thermolysis Behavior
Cory A. Jaska; Alan J. Lough; Ian Manners; Inorganic Chemistry 43 (2004) 1090–1099; doi:10.1021/ic034938f

data_4310519
_publ_section_title
;
 Linear Hybrid Aminoborane/Phosphinoborane Chains: Synthesis,
 Proton-Hydride Interactions, and Thermolysis Behavior
;
_journal_name_full               'Inorganic Chemistry'
_journal_page_first              1090
_journal_page_last               1099
_journal_paper_doi               10.1021/ic034938f
_journal_volume                  43
_journal_year                    2004
_chemical_formula_sum            'C26 H28 B2 P2'
_chemical_formula_weight         424.04
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 102.033(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.7219(3)
_cell_length_b                   21.27300(10)
_cell_length_c                   8.4366(5)
_cell_measurement_reflns_used    2072
_cell_measurement_temperature    150(1)
_cell_measurement_theta_max      25.0
_cell_measurement_theta_min      2.6
_cell_volume                     1179.88(9)
_computing_cell_refinement       'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2002)'
_computing_data_reduction        'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'SHELXTL V6.12 (Sheldrick, 2001)'
_computing_publication_material  'SHELXTL V6.12 (Sheldrick, 2001)'
_computing_structure_refinement  'SHELXTL V6.12 (Sheldrick, 2001)'
_computing_structure_solution    'SHELXTL V6.12 (Sheldrick, 2001)'
_diffrn_ambient_temperature      150(1)
_diffrn_detector_area_resol_mean 9
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       '\f scans and \w scans with \k offsets'
_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  0.067
_diffrn_reflns_av_sigmaI/netI    0.068
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       25
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -10
_diffrn_reflns_number            8458
_diffrn_reflns_theta_full        25.09
_diffrn_reflns_theta_max         25.09
_diffrn_reflns_theta_min         2.65
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.195
_exptl_absorpt_correction_T_max  0.9846
_exptl_absorpt_correction_T_min  0.9584
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Denzo-SMN (Otwinowski & Minor, 1997)'
_exptl_crystal_density_diffrn    1.194
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             448
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.268
_refine_diff_density_min         -0.312
_refine_diff_density_rms         0.053
_refine_ls_extinction_coef       0.009(4)
_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   1.056
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2083
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0587
_refine_ls_R_factor_gt           0.0422
_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^)+(0.0333P)^2^+0.4782P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0981
_refine_ls_wR_factor_ref         0.1082
_reflns_number_gt                1682
_reflns_number_total             2083
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ic034938fsi20030806_112209.cif
_cod_data_source_block           k0249
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_formula_sum        'C26 H4 H24 B2 P2'
_cod_database_code               4310519