Conformational, spectroscopic, and molecular dynamics DFT study of precursors for new potential antibacterial fluoroquinolone drugs.
Dorotíková, Sandra; Plevová, Kristína; Bučinský, Lukáš; Malček, Michal; Herich, Peter; Kucková, Lenka; Bobeničová, Miroslava; Soralová, Stanislava; Kožíšek, Jozef; Fronc, Marek; Milata, Viktor; Dvoranová, Dana; The journal of physical chemistry. A 118 (2014) 9540–9551; doi:10.1021/jp506355f

data_1517794
_publ_section_title
;
 Conformational, spectroscopic, and molecular dynamics DFT study of
 precursors for new potential antibacterial fluoroquinolone drugs.
;
_journal_issue                   40
_journal_name_full               'The journal of physical chemistry. A'
_journal_page_first              9540
_journal_page_last               9551
_journal_paper_doi               10.1021/jp506355f
_journal_volume                  118
_journal_year                    2014
_chemical_formula_moiety         'C12 H12 F N O4'
_chemical_formula_sum            'C12 H12 F N O4'
_chemical_formula_weight         253.23
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2013
_cell_angle_alpha                74.345(5)
_cell_angle_beta                 85.823(4)
_cell_angle_gamma                79.083(4)
_cell_formula_units_Z            2
_cell_length_a                   7.1117(3)
_cell_length_b                   7.1194(4)
_cell_length_c                   12.0150(7)
_cell_measurement_reflns_used    6554
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      37.2660
_cell_measurement_theta_min      3.8810
_cell_volume                     575.01(5)
_computing_cell_refinement       'CrysAlis CCD'
_computing_data_collection       'CrysAlis CCD (Oxford Diffraction, 2010)'
_computing_data_reduction        'CrysAlis RED (Oxford Diffraction, 2010)'
_computing_molecular_graphics    'DIAMOND (Brandenburg, 1998)'
_computing_publication_material  ' enCIFer (Allen et al., 2008)'
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2008 (Sheldrick, 2008)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 5.2170
_diffrn_measured_fraction_theta_full 0.961
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Xcalibur, Ruby, Gemini'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0352
_diffrn_reflns_av_unetI/netI     0.0189
_diffrn_reflns_Laue_measured_fraction_full 0.961
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            33723
_diffrn_reflns_point_group_measured_fraction_full 0.961
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.0000
_diffrn_reflns_theta_max         24.713
_diffrn_reflns_theta_min         4.525
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.121
_exptl_absorpt_correction_T_max  0.980
_exptl_absorpt_correction_T_min  0.926
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.24a (release 19-12-2012 CrysAlis171 .NET)
(compiled Dec 19 2012,11:08:27)
Analytical numeric absorption correction using a multifaceted crystal
            model based on expressions derived by R.C. Clark & J.S. Reid.
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897)
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.463
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             264
_exptl_crystal_size_max          0.998
_exptl_crystal_size_mid          0.5331
_exptl_crystal_size_min          0.1658
_refine_diff_density_max         0.237
_refine_diff_density_min         -0.200
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     165
_refine_ls_number_reflns         1952
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0388
_refine_ls_R_factor_gt           0.0354
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0552P)^2^+0.1453P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0953
_refine_ls_wR_factor_ref         0.0986
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1778
_reflns_number_total             1952
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            jp506355f_si_003.cif
_cod_data_source_block           I
_cod_depositor_comments
'Adding full bibliography for 1517792--1517794.cif.'
_cod_database_code               1517794
_shelxl_version_number           2013-4
_shelx_res_checksum              77730
_shelx_hkl_checksum              55664