Substituted 4-alkoxy-7-Cl-quinolines exhibiting π–π stacking
Gomes, Ligia R.; Low, John Nicolson; Wardell, James L.; de Cardoso, Laura N.; De Souza, Marcus V. N.; Acta Crystallographica Section C 69 (2013) 191–194; doi:10.1107/S0108270113001510

data_2018797
_publ_section_title
;
 Substituted 4-alkoxy-7-Cl-quinolines exhibiting \p--\p stacking
;
_journal_coeditor_code           SK3473
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              191
_journal_page_last               194
_journal_paper_doi               10.1107/S0108270113001510
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C11 H10 Cl N O'
_chemical_formula_moiety         'C11 H10 Cl N O'
_chemical_formula_sum            'C11 H10 Cl N O'
_chemical_formula_weight         207.65
_chemical_name_systematic
;
7-Chloro-4-ethoxyquinoline
;
_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           SHELXL97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.56(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   3.932(10)
_cell_length_b                   11.98(3)
_cell_length_c                   20.86(6)
_cell_measurement_reflns_used    3850
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      31.2
_cell_measurement_theta_min      2.5
_cell_volume                     983(5)
_computing_cell_refinement       'CrystalClear-SM Expert (Rigaku, 2011)'
_computing_data_collection       'CrystalClear-SM Expert (Rigaku, 2011)'
_computing_data_reduction        'CrystalClear-SM Expert (Rigaku, 2011)'
_computing_molecular_graphics    'PLATON (Spek, 2009)'
_computing_publication_material
;
OSCAIL (McArdle <i>et al.</i>, 2004) and SHELXL97 (Sheldrick,
2008)
;
_computing_structure_refinement
;
OSCAIL (McArdle <i>et al.</i>, 2004) and SHELXL97 (Sheldrick,
2008)
;
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'Rigaku AFC12 (Right): Kappa three-circle'
_diffrn_measurement_device_type  'Rigaku Saturn724+'
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.2509
_diffrn_reflns_av_sigmaI/netI    0.2264
_diffrn_reflns_limit_h_max       3
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            8971
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.59
_exptl_absorpt_coefficient_mu    0.351
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.404
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             432
_exptl_crystal_size_max          0.05
_exptl_crystal_size_mid          0.01
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.552
_refine_diff_density_min         -0.466
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.823
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     128
_refine_ls_number_reflns         1719
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.823
_refine_ls_R_factor_all          0.2044
_refine_ls_R_factor_gt           0.1091
_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^)+(0.1364P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2499
_refine_ls_wR_factor_ref         0.3243
_reflns_number_gt                491
_reflns_number_total             1719
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            sk3473.cif
_cod_data_source_block           III
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2018797
_cod_database_fobs_code          2018797