Assessing the persistence of the N–H⋯N hydrogen bonding leading to supramolecular chains in molecules related to the anti-malarial drug, chloroquine
Kaiser, Carlos R.; Pais, Karla C.; de Souza, Marcus V. N.; Wardell, James L.; Wardell, Solange M. S. V.; Tiekink, Edward R. T.; CrystEngComm 11 (2009) 1133–1140; doi:10.1039/b823058g

data_7200866
_publ_section_title
;
 Assessing the persistence of the N--H&#x22EF;N hydrogen bonding leading
 to supramolecular chains in molecules related to the anti-malarial drug,
 chloroquine
;
_journal_coden_ASTM              CRECF4
_journal_issue                   6
_journal_name_full               CrystEngComm
_journal_page_first              1133
_journal_page_last               1140
_journal_paper_doi               10.1039/b823058g
_journal_volume                  11
_journal_year                    2009
_chemical_formula_moiety         'C10 H9 Cl N2'
_chemical_formula_sum            'C10 H9 Cl N2'
_chemical_formula_weight         192.64
_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
_cell_angle_beta                 99.967(7)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.6812(9)
_cell_length_b                   14.097(4)
_cell_length_c                   13.296(3)
_cell_measurement_reflns_used    699
_cell_measurement_temperature    98(2)
_cell_measurement_theta_max      30.3
_cell_measurement_theta_min      4.3
_cell_volume                     864.2(4)
_computing_cell_refinement       CrystalClear
_computing_data_collection       'CrystalClear (Rigaku, 2005)'
_computing_data_reduction        CrystalClear
_computing_molecular_graphics
'ORTEPII (Johnson, 1976) & DIAMOND (Crystal Impact, 2006)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      98(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  AFC12\K/SATURN724
_diffrn_measurement_method       \w
_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  0.019
_diffrn_reflns_av_sigmaI/netI    0.012
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            8722
_diffrn_reflns_theta_full        26.5
_diffrn_reflns_theta_max         26.5
_diffrn_reflns_theta_min         2.1
_diffrn_standards_decay_%        '< 1'
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.388
_exptl_absorpt_correction_T_max  1
_exptl_absorpt_correction_T_min  0.888
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'ABSCOR (Higashi, 1995)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.481
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             400
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.31
_refine_diff_density_min         -0.22
_refine_diff_density_rms         0.048
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.07
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     122
_refine_ls_number_reflns         1790
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.07
_refine_ls_R_factor_all          0.030
_refine_ls_R_factor_gt           0.029
_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^)+(0.0422P)^2^+0.4506P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.079
_refine_ls_wR_factor_ref         0.080
_reflns_number_gt                1756
_reflns_number_total             1790
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            B823058G.txt
_cod_data_source_block           Me
_cod_depositor_comments
;
 Replaced the incorrect bibliographical reference to the original
 publication with a proper one.
 
 Antanas Vaitkus,
 2019-09-17 
;
_cod_original_sg_symbol_Hall     '-P 2ybc '
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7200866