Ultra-deep desulfurization of transportation fuels via charge-transfer complexes under ambient conditions
Sévignon, Marc; Macaud, Mathieu; Favre-Réguillon, Alain; Schulz, Jürgen; Rocault, Muriel; Faure, René; Vrinat, Michel; Lemaire, Marc; Green Chemistry 7 (2005) 413–; doi:10.1039/b502672e

data_7203761
_publ_section_title
;
 Ultra-deep desulfurization of transportation fuels via charge-transfer
 complexes under ambient conditions
;
_journal_issue                   6
_journal_name_full               'Green Chemistry'
_journal_page_first              413
_journal_paper_doi               10.1039/b502672e
_journal_volume                  7
_journal_year                    2005
_chemical_formula_sum            'C13 H4 Br2 N2 O5'
_chemical_formula_weight         428.00
_chemical_name_common            4,5-dibromo-2,7-dinitrofluorenone
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 103.3720(18)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.3660(2)
_cell_length_b                   16.0720(5)
_cell_length_c                   8.3120(2)
_cell_measurement_reflns_used    8370
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      30.999
_cell_measurement_theta_min      0.998
_cell_volume                     1347.26(6)
_computing_cell_refinement       KappaCCD
_computing_data_collection       KappaCCD
_computing_data_reduction        'Denzo, Scalepak (Otwinowski & Minor, 1997)'
_computing_structure_refinement  'SHELXTL v 5.03'
_computing_structure_solution    'SHELXTL v 5.03'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  KappaCCD
_diffrn_measurement_method       KappaCCD
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71070
_diffrn_reflns_av_R_equivalents  0.0783
_diffrn_reflns_av_sigmaI/netI    0.0707
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       23
_diffrn_reflns_limit_k_min       -23
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            14094
_diffrn_reflns_theta_full        31.00
_diffrn_reflns_theta_max         31.00
_diffrn_reflns_theta_min         2.38
_exptl_absorpt_coefficient_mu    6.043
_exptl_absorpt_correction_T_max  0.4642
_exptl_absorpt_correction_T_min  0.1521
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Multiscan, sortav Blessing (1995)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    2.110
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             824
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.977
_refine_diff_density_min         -0.928
_refine_diff_density_rms         0.121
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     199
_refine_ls_number_reflns         4181
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.064
_refine_ls_R_factor_all          0.1155
_refine_ls_R_factor_gt           0.0631
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0526P)^2^+1.8568P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1283
_refine_ls_wR_factor_ref         0.1440
_reflns_number_gt                2593
_reflns_number_total             4181
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b502672e.txt
_cod_data_source_block           compound_6
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7203761