Bromine substituted aminonaphthoquinones: Synthesis, Characterization, DFT and metal ion binding studies†
Salunke-Gawali, Sunita; Agarwal, Gunjan; Lande, Deepali N.; Chakravarty, Debamitra; Gejji, Shridhar P.; Patil, Amit Shrinivas; Gosavi, Prajkta; RSC Adv.  (2016) –; doi:10.1039/C6RA20970J

data_7226493
_publ_section_title
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 Bromine substituted aminonaphthoquinones: Synthesis, Characterization,
 DFT and metal ion binding studies&#x2020;
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_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C6RA20970J
_journal_year                    2016
_chemical_formula_moiety         'C16 H11 Br N2 O2'
_chemical_formula_sum            'C16 H11 Br N2 O2'
_chemical_formula_weight         343.18
_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
_audit_update_record
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2016-01-12 deposited with the CCDC.
2016-09-01 downloaded from the CCDC.
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_cell_angle_alpha                90.0000(6)
_cell_angle_beta                 109.1800(5)
_cell_angle_gamma                90.0000(6)
_cell_formula_units_Z            4
_cell_length_a                   12.9287(2)
_cell_length_b                   7.70260(10)
_cell_length_c                   14.6188(2)
_cell_measurement_reflns_used    9927
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.86
_cell_measurement_theta_min      2.95
_cell_volume                     1375.00(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker PHOTON 100 CMOS'
_diffrn_measurement_method       '\f and \w scans'
_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  0.0720
_diffrn_reflns_av_sigmaI/netI    0.0220
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            47061
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.87
_exptl_absorpt_coefficient_mu    2.995
_exptl_absorpt_correction_T_max  0.5956
_exptl_absorpt_correction_T_min  0.5144
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Bruker SADABS'
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.658
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             688
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.24
_exptl_crystal_size_min          0.19
_refine_diff_density_max         0.486
_refine_diff_density_min         -0.688
_refine_diff_density_rms         0.070
_refine_ls_extinction_coef       0.0036(7)
_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   1.075
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     191
_refine_ls_number_reflns         2413
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.075
_refine_ls_R_factor_all          0.0468
_refine_ls_R_factor_gt           0.0419
_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^)+(0.0508P)^2^+2.4096P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1073
_refine_ls_wR_factor_ref         0.1108
_reflns_number_gt                2179
_reflns_number_total             2413
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra20970j2.cif
_cod_data_source_block           mo_dbrnq3mpa_0m
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 
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_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7226493