#------------------------------------------------------------------------------
#$Date: 2016-02-19 23:18:51 +0100 (vie 19 de feb de 2016) $
#$Revision: 176760 $
#$URL: svn://www.crystallography.net/cod/cif/2/01/65/2016590.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/. The original data for this entry
# were provided by IUCr Journals, http://journals.iucr.org/.
#
# The file may be used within the scientific community so long as
# proper attribution is given to the journal article from which the
# data were obtained.
#
data_2016590
loop_
_publ_author_name
'Thomas, Lynne H.'
'Cole, Jacqueline M.'
'Wilson, Chick C.'
_publ_section_title
;
 Orientational disorder in 4-chloronitrobenzene
;
_journal_coeditor_code           HJ3058
_journal_issue                   5
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o296
_journal_page_last               o302
_journal_paper_doi               10.1107/S0108270108008998
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C6 H4 Cl N O2'
_chemical_formula_moiety         'C6 H4 Cl N O2'
_chemical_formula_sum            'C6 H4 Cl N O2'
_chemical_formula_weight         157.55
_chemical_name_common            1-chloro-4-nitrobenzene
_chemical_name_systematic
;
4-chloronitrobenzene
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 96.47(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   3.7880(3)
_cell_length_b                   6.7482(6)
_cell_length_c                   13.3755(14)
_cell_measurement_reflns_used    1282
_cell_measurement_temperature    240(2)
_cell_measurement_theta_max      27.48
_cell_measurement_theta_min      1.02
_cell_volume                     339.73(6)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor, 1997)'
_computing_data_collection
;
COLLECT (Nonius, 1998)
;
_computing_data_reduction
;
HKL Denzo and Scalepack (Otwinowski & Minor, 1997)
;
_computing_molecular_graphics    'SHELXTL-Plus (Sheldrick, 2008)'
_computing_publication_material  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      240(2)
_diffrn_measured_fraction_theta_full 0.970
_diffrn_measured_fraction_theta_max 0.970
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       CCD
_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  0.0465
_diffrn_reflns_av_sigmaI/netI    0.0571
_diffrn_reflns_limit_h_max       4
_diffrn_reflns_limit_h_min       -4
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            2069
_diffrn_reflns_theta_full        27.43
_diffrn_reflns_theta_max         27.43
_diffrn_reflns_theta_min         3.39
_exptl_absorpt_coefficient_mu    0.491
_exptl_absorpt_correction_T_max  0.945
_exptl_absorpt_correction_T_min  0.850
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements
(SORTAV; Blessing, 1995)
;
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.540
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             160
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.162
_refine_diff_density_min         -0.196
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.040
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     72
_refine_ls_number_reflns         747
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.040
_refine_ls_R_factor_all          0.1158
_refine_ls_R_factor_gt           0.0447
_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/[σ²(Fo²)+(0.0499P)²+0.0142P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0925
_refine_ls_wR_factor_ref         0.1220
_reflns_number_gt                390
_reflns_number_total             747
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            hj3058.cif
_cod_data_source_block           I_240
_cod_original_cell_volume        339.73(5)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               2016590
_cod_database_fobs_code          2016590
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x, y+1/2, -z+1/2'
'-x, -y, -z'
'x, -y-1/2, z-1/2'
loop_
_atom_site_type_symbol
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_calc_flag
_atom_site_refinement_flags
_atom_site_occupancy
Cl Cl1 0.1503(8) 0.3347(6) 0.3477(2) 0.0926(11) Uani d P 0.50
C C1 0.3528(5) 0.1331(4) 0.43350(16) 0.0668(6) Uani d . 1
C C3 0.3944(5) 0.1831(4) 0.53347(18) 0.0739(7) Uani d . 1
C C2 0.4538(5) -0.0470(4) 0.3993(2) 0.0752(7) Uani d . 1
O O2 0.1471(12) 0.2114(7) 0.2783(4) 0.1030(15) Uani d P 0.50
O O1 0.1135(16) 0.4206(8) 0.3982(6) 0.127(2) Uani d P 0.50
N N1 0.201(3) 0.2496(13) 0.3606(10) 0.100(4) Uani d P 0.50
H H1 0.414(5) -0.075(3) 0.3311(18) 0.081(6) Uiso d . 1
H H2 0.314(6) 0.311(4) 0.5574(16) 0.094(8) Uiso d . 1
loop_
_atom_site_aniso_label
_atom_site_aniso_U_11
_atom_site_aniso_U_22
_atom_site_aniso_U_33
_atom_site_aniso_U_12
_atom_site_aniso_U_13
_atom_site_aniso_U_23
Cl1 0.0736(12) 0.111(3) 0.0912(15) -0.0028(19) 0.0002(9) 0.031(2)
C1 0.0458(11) 0.0858(18) 0.0694(15) -0.0117(11) 0.0088(9) -0.0006(14)
C3 0.0612(12) 0.0872(19) 0.0747(17) -0.0097(12) 0.0128(10) -0.0180(14)
C2 0.0645(12) 0.105(2) 0.0569(14) -0.0142(12) 0.0107(10) -0.0238(15)
O2 0.116(3) 0.108(3) 0.082(3) 0.004(2) -0.004(2) 0.021(3)
O1 0.128(4) 0.073(3) 0.178(6) 0.022(2) 0.010(4) 0.004(4)
N1 0.062(4) 0.050(5) 0.193(12) 0.001(3) 0.034(6) 0.006(6)
loop_
_atom_type_symbol
_atom_type_description
_atom_type_scat_dispersion_real
_atom_type_scat_dispersion_imag
_atom_type_scat_source
C C 0.0033 0.0016 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
H H 0.0000 0.0000 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
N N 0.0061 0.0033 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
O O 0.0106 0.0060 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
Cl Cl 0.1484 0.1585 'International Tables Vol C Tables 4.2.6.8 and 6.1.1.4'
loop_
_geom_angle_atom_site_label_1
_geom_angle_atom_site_label_2
_geom_angle_atom_site_label_3
_geom_angle_site_symmetry_1
_geom_angle
N1 C1 C2 . 113.2(5)
N1 C1 C3 . 124.1(6)
C2 C1 C3 . 122.6(3)
C2 C1 Cl1 . 123.2(2)
C3 C1 Cl1 . 114.2(3)
C2 C3 C1 3_656 118.0(3)
C2 C3 H2 3_656 119.9(13)
C1 C3 H2 . 122.0(13)
C3 C2 C1 3_656 119.3(2)
C3 C2 H1 3_656 121.6(13)
C1 C2 H1 . 119.1(13)
O2 N1 O1 . 123.2(9)
O2 N1 C1 . 126.6(8)
O1 N1 C1 . 110.2(10)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_site_symmetry_2
_geom_bond_distance
Cl1 C1 . 1.886(3)
C1 N1 . 1.331(9)
C1 C2 . 1.368(3)
C1 C3 . 1.371(3)
C3 C2 3_656 1.366(3)
C3 H2 . 0.98(2)
C2 C3 3_656 1.366(3)
C2 H1 . 0.93(2)
O2 N1 . 1.127(14)
O1 N1 . 1.316(11)
loop_
_geom_hbond_atom_site_label_D
_geom_hbond_atom_site_label_H
_geom_hbond_atom_site_label_A
_geom_hbond_site_symmetry_A
_geom_hbond_distance_DH
_geom_hbond_distance_HA
_geom_hbond_distance_DA
_geom_hbond_angle_DHA
C3 H2 O1 3_566 0.98(2) 2.54(3) 3.476(6) 158.6(19)
C2 H1 O2 2_645 0.93(2) 2.75(2) 3.376(5) 126.0(15)
