Haptotropic rearrangement in tricarbonylchromium complexes of 2-aminobiphenyl and 4-aminobiphenyl.
Czerwinski, Curtis J.; Guzei, Ilia A.; Riggle, Kevin M.; Schroeder, Jason R.; Spencer, Lara C.; Dalton transactions (Cambridge, England : 2003) 40 (2011) 9439–9446; doi:10.1039/c1dt10994d

data_7016906
_publ_section_title
;
 Haptotropic rearrangement in tricarbonylchromium complexes of
 2-aminobiphenyl and 4-aminobiphenyl.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              9439
_journal_page_last               9446
_journal_paper_doi               10.1039/c1dt10994d
_journal_volume                  40
_journal_year                    2011
_chemical_formula_moiety         'C15 H11 Cr N O3'
_chemical_formula_sum            'C15 H11 Cr N O3'
_chemical_formula_weight         305.25
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      61
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   7.5427(5)
_cell_length_b                   12.7303(9)
_cell_length_c                   26.7851(19)
_cell_measurement_reflns_used    7826
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.39
_cell_measurement_theta_min      3.04
_cell_volume                     2571.9(3)
_computing_cell_refinement       'SAINT Ver. 7.24A (Bruker-AXS, 2007)'
_computing_data_collection       'SMART Ver. 5.622 (Bruker-AXS, 2000)'
_computing_data_reduction        'SAINT Ver. 7.24A'
_computing_molecular_graphics    SHELXTL
_computing_publication_material  SHELXTL
_computing_structure_refinement  SHELXTL
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker CCD-1000 area detector'
_diffrn_measurement_method       '0.30\\% \\w and 0.4 \\% \\f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0288
_diffrn_reflns_av_sigmaI/netI    0.0165
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            19756
_diffrn_reflns_theta_full        26.39
_diffrn_reflns_theta_max         26.39
_diffrn_reflns_theta_min         3.04
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.895
_exptl_absorpt_correction_T_max  0.8484
_exptl_absorpt_correction_T_min  0.6785
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS (Bruker-AXS, 2007)
;
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.577
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1248
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.42
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.746
_refine_diff_density_min         -0.392
_refine_diff_density_rms         0.067
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     187
_refine_ls_number_reflns         2629
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0391
_refine_ls_R_factor_gt           0.0350
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
calc w=1/[\\s\^2\^(Fo\^2\^)+(0.0644P)\^2\^+1.9111P]
where P=(Fo\^2\^+2Fc\^2\^)/3
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0980
_refine_ls_wR_factor_ref         0.1011
_reflns_number_gt                2374
_reflns_number_total             2629
_reflns_threshold_expression     I>2\\s(I)
_cod_data_source_file            c1dt10994d.txt
_cod_data_source_block           cze006
_cod_original_sg_symbol_Hall     '-P 2ac 2ab '
_cod_original_sg_symbol_H-M      'P b c a '
_cod_database_code               7016906