#------------------------------------------------------------------------------
#$Date: 2016-02-21 02:03:34 +0200 (Sun, 21 Feb 2016) $
#$Revision: 176798 $
#$URL: svn://www.crystallography.net/cod/cif/2/23/82/2238206.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_2238206
loop_
_publ_author_name
'Narayanan, P.'
'Kamalraja, Jayabal'
'Perumal, Paramasivam T.'
'Sethusankar, K.'
_publ_section_title
;
 rac-4-(4-Chlorophenyl)-2-methylamino-3-nitro-5,6,7,8-tetrahydro-4H-chromen-5-one
;
_journal_coeditor_code           LD2104
_journal_issue                   7
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1053
_journal_page_last               o1054
_journal_paper_doi               10.1107/S1600536813014530
_journal_volume                  69
_journal_year                    2013
_chemical_formula_iupac          'C16 H15 Cl N2 O4'
_chemical_formula_moiety         'C16 H15 Cl N2 O4'
_chemical_formula_sum            'C16 H15 Cl N2 O4'
_chemical_formula_weight         334.75
_chemical_name_systematic
rac-4-(4-Chlorophenyl)-2-methylamino-3-nitro-5,6,7,8-tetrahydro-4H-chromen-5-one
_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                 94.067(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.0285(4)
_cell_length_b                   10.8460(5)
_cell_length_c                   18.2337(9)
_cell_measurement_reflns_used    2208
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.00
_cell_measurement_theta_min      2.19
_cell_volume                     1583.74(13)
_computing_cell_refinement       'APEX2 (Bruker, 2008)'
_computing_data_collection       'APEX2 (Bruker, 2008)'
_computing_data_reduction        'SAINT (Bruker, 2008)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 2012)'
_computing_publication_material
;
SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009)
;
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (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 SMART APEXII CCD'
_diffrn_measurement_method       'ω and φ 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  0.0290
_diffrn_reflns_av_sigmaI/netI    0.0235
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            11848
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.19
_exptl_absorpt_coefficient_mu    0.263
_exptl_absorpt_correction_T_max  0.924
_exptl_absorpt_correction_T_min  0.912
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.404
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             696
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.324
_refine_diff_density_min         -0.279
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.085
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     218
_refine_ls_number_reflns         2786
_refine_ls_number_restraints     4
_refine_ls_restrained_S_all      1.085
_refine_ls_R_factor_all          0.0586
_refine_ls_R_factor_gt           0.0424
_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)+(0.0482P)²+0.9511P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1054
_refine_ls_wR_factor_ref         0.1189
_reflns_number_gt                2208
_reflns_number_total             2786
_reflns_threshold_expression     I>2σ(I)
_cod_data_source_file            ld2104.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               2238206
_cod_database_fobs_code          2238206
loop_
_symmetry_equiv_pos_as_xyz
'x, y, z'
'-x+1/2, y+1/2, -z+1/2'
'-x, -y, -z'
'x-1/2, -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
_atom_site_symmetry_multiplicity
_atom_site_disorder_assembly
_atom_site_disorder_group
C C1 0.8013(3) 0.7871(2) 0.15451(11) 0.0393(5) Uani d . 1 1 . .
H H1 0.8934 0.7510 0.1798 0.047 Uiso calc R 1 1 . .
C C2 0.7070(3) 0.8723(2) 0.19018(12) 0.0440(5) Uani d . 1 1 . .
H H2 0.7358 0.8944 0.2387 0.053 Uiso calc R 1 1 . .
C C3 0.5699(3) 0.9234(2) 0.15224(13) 0.0443(5) Uani d . 1 1 . .
C C4 0.5244(3) 0.8923(2) 0.08060(13) 0.0426(5) Uani d . 1 1 . .
H H4 0.4302 0.9271 0.0561 0.051 Uiso calc R 1 1 . .
C C5 0.6215(2) 0.80814(19) 0.04556(11) 0.0359(5) Uani d . 1 1 . .
H H5 0.5927 0.7870 -0.0031 0.043 Uiso calc R 1 1 . .
C C6 0.7614(2) 0.75474(18) 0.08203(11) 0.0321(4) Uani d . 1 1 . .
C C7 0.8702(2) 0.66430(18) 0.04219(11) 0.0333(5) Uani d . 1 1 . .
H H7 0.9648 0.6402 0.0761 0.040 Uiso calc R 1 1 . .
C C8 0.9376(2) 0.72565(18) -0.02368(11) 0.0340(5) Uani d . 1 1 . .
C C9 1.0653(3) 0.8231(2) -0.01071(13) 0.0408(5) Uani d . 1 1 A .
C C10 1.1262(3) 0.8872(2) -0.07623(15) 0.0568(7) Uani d D 1 1 . .
H H10A 1.1514 0.9722 -0.0631 0.068 Uiso calc PR 0.787(5) 1 A 1
H H10B 1.2293 0.8485 -0.0888 0.068 Uiso calc PR 0.787(5) 1 A 1
H H10C 1.0732 0.9676 -0.0794 0.068 Uiso calc PR 0.213(5) 1 B 2
H H10D 1.2450 0.9012 -0.0664 0.068 Uiso calc PR 0.213(5) 1 B 2
C C11 1.0072(4) 0.8859(3) -0.14166(18) 0.0539(9) Uani d PD 0.787(5) 1 A 1
H H11A 1.0619 0.9181 -0.1834 0.065 Uiso calc PR 0.787(5) 1 A 1
H H11B 0.9140 0.9397 -0.1331 0.065 Uiso calc PR 0.787(5) 1 A 1
C C11' 1.1015(14) 0.8288(11) -0.1501(5) 0.0539(9) Uani d PD 0.213(5) 1 A 2
H H11C 1.1949 0.7744 -0.1572 0.065 Uiso calc PR 0.213(5) 1 B 2
H H11D 1.1009 0.8925 -0.1874 0.065 Uiso calc PR 0.213(5) 1 B 2
C C12 0.9406(3) 0.7556(2) -0.16027(13) 0.0488(6) Uani d D 1 1 . .
H H12A 0.8457 0.7608 -0.1962 0.059 Uiso calc PR 0.787(5) 1 A 1
H H12B 1.0268 0.7070 -0.1813 0.059 Uiso calc PR 0.787(5) 1 A 1
H H12C 0.9528 0.6925 -0.1972 0.059 Uiso d PR 0.213(5) 1 B 2
H H12D 0.8519 0.8105 -0.1787 0.059 Uiso d PR 0.213(5) 1 B 2
C C13 0.8893(3) 0.69552(19) -0.09213(11) 0.0360(5) Uani d . 1 1 A .
C C14 0.7355(2) 0.52214(18) -0.05564(11) 0.0344(5) Uani d . 1 1 A .
C C15 0.7772(2) 0.54932(18) 0.01722(11) 0.0329(5) Uani d . 1 1 . .
C C16 0.6240(4) 0.3970(3) -0.15987(14) 0.0699(9) Uani d . 1 1 . .
H H16A 0.5475 0.4562 -0.1823 0.105 Uiso calc R 1 1 . .
H H16B 0.5771 0.3158 -0.1655 0.105 Uiso calc R 1 1 . .
H H16C 0.7275 0.4004 -0.1831 0.105 Uiso calc R 1 1 . .
N N1 0.7340(2) 0.46946(16) 0.07175(10) 0.0408(4) Uani d . 1 1 . .
N N2 0.6539(2) 0.42483(17) -0.08263(10) 0.0442(5) Uani d D 1 1 . .
O O1 0.77966(19) 0.59923(14) -0.10937(8) 0.0436(4) Uani d . 1 1 . .
O O2 1.1201(2) 0.84650(17) 0.05139(10) 0.0574(5) Uani d . 1 1 . .
O O3 0.6480(2) 0.37405(14) 0.05646(9) 0.0529(4) Uani d . 1 1 . .
O O4 0.7809(3) 0.49375(16) 0.13643(9) 0.0593(5) Uani d . 1 1 . .
Cl Cl1 0.45353(11) 1.03329(9) 0.19602(5) 0.0864(3) Uani d . 1 1 . .
H H2A 0.621(3) 0.377(2) -0.0458(10) 0.058(8) Uiso d D 1 1 . .
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
C6 C1 C2 121.4(2)
C6 C1 H1 119.3
C2 C1 H1 119.3
C3 C2 C1 118.5(2)
C3 C2 H2 120.7
C1 C2 H2 120.7
C4 C3 C2 122.0(2)
C4 C3 Cl1 119.25(19)
C2 C3 Cl1 118.77(18)
C3 C4 C5 118.7(2)
C3 C4 H4 120.7
C5 C4 H4 120.7
C4 C5 C6 121.05(19)
C4 C5 H5 119.5
C6 C5 H5 119.5
C1 C6 C5 118.42(19)
C1 C6 C7 120.98(18)
C5 C6 C7 120.58(17)
C8 C7 C15 108.83(16)
C8 C7 C6 110.16(16)
C15 C7 C6 112.73(16)
C8 C7 H7 108.3
C15 C7 H7 108.3
C6 C7 H7 108.3
C13 C8 C9 118.77(19)
C13 C8 C7 123.07(18)
C9 C8 C7 118.15(18)
O2 C9 C8 120.0(2)
O2 C9 C10 122.1(2)
C8 C9 C10 117.8(2)
C11 C10 C9 114.4(2)
C11' C10 C9 119.7(4)
C11 C10 H10A 108.7
C11' C10 H10A 129.7
C9 C10 H10A 108.7
C11 C10 H10B 108.7
C11' C10 H10B 70.3
C9 C10 H10B 108.7
H10A C10 H10B 107.6
C11 C10 H10C 72.8
C11' C10 H10C 107.4
C9 C10 H10C 107.4
H10B C10 H10C 138.8
C11 C10 H10D 136.3
C11' C10 H10D 107.4
C9 C10 H10D 107.4
H10A C10 H10D 67.7
H10C C10 H10D 106.9
C10 C11 C12 112.5(2)
C10 C11 H11A 109.1
C12 C11 H11A 109.1
C10 C11 H11B 109.1
C12 C11 H11B 109.1
H11A C11 H11B 107.8
C10 C11' C12 113.0(6)
C10 C11' H11C 109.0
C12 C11' H11C 109.0
C10 C11' H11D 109.0
C12 C11' H11D 109.0
H11C C11' H11D 107.8
C13 C12 C11' 114.3(4)
C13 C12 C11 109.3(2)
C13 C12 H12A 109.8
C11' C12 H12A 132.3
C11 C12 H12A 109.8
C13 C12 H12B 109.8
C11' C12 H12B 72.9
C11 C12 H12B 109.8
H12A C12 H12B 108.3
C13 C12 H12C 108.6
C11' C12 H12C 109.1
C11 C12 H12C 138.6
H12A C12 H12C 71.7
C13 C12 H12D 108.6
C11' C12 H12D 108.6
C11 C12 H12D 75.4
H12B C12 H12D 136.4
H12C C12 H12D 107.5
C8 C13 O1 122.63(18)
C8 C13 C12 126.9(2)
O1 C13 C12 110.45(18)
N2 C14 O1 111.88(18)
N2 C14 C15 127.66(19)
O1 C14 C15 120.45(18)
C14 C15 N1 120.21(18)
C14 C15 C7 123.32(18)
N1 C15 C7 116.47(17)
N2 C16 H16A 109.5
N2 C16 H16B 109.5
H16A C16 H16B 109.5
N2 C16 H16C 109.5
H16A C16 H16C 109.5
H16B C16 H16C 109.5
O4 N1 O3 120.52(18)
O4 N1 C15 118.43(18)
O3 N1 C15 121.05(18)
C14 N2 C16 125.1(2)
C14 N2 H2A 110.2(17)
C16 N2 H2A 124.7(17)
C14 O1 C13 119.69(16)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
C1 C6 1.383(3)
C1 C2 1.386(3)
C1 H1 0.9300
C2 C3 1.375(3)
C2 H2 0.9300
C3 C4 1.373(3)
C3 Cl1 1.742(2)
C4 C5 1.386(3)
C4 H4 0.9300
C5 C6 1.390(3)
C5 H5 0.9300
C6 C7 1.531(3)
C7 C8 1.507(3)
C7 C15 1.507(3)
C7 H7 0.9800
C8 C13 1.321(3)
C8 C9 1.480(3)
C9 O2 1.212(3)
C9 C10 1.494(3)
C10 C11 1.475(4)
C10 C11' 1.489(8)
C10 H10A 0.9700
C10 H10B 0.9700
C10 H10C 0.9700
C10 H10D 0.9700
C11 C12 1.540(4)
C11 H11A 0.9700
C11 H11B 0.9700
C11' C12 1.516(8)
C11' H11C 0.9700
C11' H11D 0.9700
C12 C13 1.487(3)
C12 H12A 0.9700
C12 H12B 0.9700
C12 H12C 0.9700
C12 H12D 0.9700
C13 O1 1.387(2)
C14 N2 1.319(3)
C14 O1 1.354(2)
C14 C15 1.379(3)
C15 N1 1.381(3)
C16 N2 1.444(3)
C16 H16A 0.9600
C16 H16B 0.9600
C16 H16C 0.9600
N1 O4 1.241(2)
N1 O3 1.264(2)
N2 H2A 0.901(10)
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
N2 H2A O3 . 0.90(2) 1.862(18) 2.599(2) 137.3(19)
C2 H2 O4 2_655 0.93 2.53 3.420(3) 160.0
C10 H10A Cg1 3_775 0.97 2.75 3.515(2) 136.0
C16 H16B Cg1 3_665 0.96 2.76 3.577(3) 144.0
loop_
_geom_torsion_atom_site_label_1
_geom_torsion_atom_site_label_2
_geom_torsion_atom_site_label_3
_geom_torsion_atom_site_label_4
_geom_torsion
C6 C1 C2 C3 0.9(3)
C1 C2 C3 C4 0.1(3)
C1 C2 C3 Cl1 -178.49(17)
C2 C3 C4 C5 -0.9(3)
Cl1 C3 C4 C5 177.67(16)
C3 C4 C5 C6 0.7(3)
C2 C1 C6 C5 -1.1(3)
C2 C1 C6 C7 177.64(19)
C4 C5 C6 C1 0.3(3)
C4 C5 C6 C7 -178.48(18)
C1 C6 C7 C8 -119.8(2)
C5 C6 C7 C8 58.9(2)
C1 C6 C7 C15 118.4(2)
C5 C6 C7 C15 -62.8(2)
C15 C7 C8 C13 13.3(3)
C6 C7 C8 C13 -110.8(2)
C15 C7 C8 C9 -166.00(17)
C6 C7 C8 C9 69.9(2)
C13 C8 C9 O2 -174.9(2)
C7 C8 C9 O2 4.4(3)
C13 C8 C9 C10 3.3(3)
C7 C8 C9 C10 -177.4(2)
O2 C9 C10 C11 -156.9(3)
C8 C9 C10 C11 24.9(3)
O2 C9 C10 C11' 159.0(6)
C8 C9 C10 C11' -19.1(7)
C11' C10 C11 C12 57.4(6)
C9 C10 C11 C12 -50.4(4)
C11 C10 C11' C12 -59.2(7)
C9 C10 C11' C12 33.9(11)
C10 C11' C12 C13 -33.1(11)
C10 C11' C12 C11 57.6(6)
C10 C11 C12 C13 46.9(3)
C10 C11 C12 C11' -58.2(6)
C9 C8 C13 O1 175.11(18)
C7 C8 C13 O1 -4.1(3)
C9 C8 C13 C12 -4.8(3)
C7 C8 C13 C12 176.0(2)
C11' C12 C13 C8 20.5(7)
C11 C12 C13 C8 -20.3(3)
C11' C12 C13 O1 -159.3(6)
C11 C12 C13 O1 159.8(2)
N2 C14 C15 N1 0.5(3)
O1 C14 C15 N1 -179.05(18)
N2 C14 C15 C7 -179.6(2)
O1 C14 C15 C7 0.9(3)
C8 C7 C15 C14 -11.7(3)
C6 C7 C15 C14 110.8(2)
C8 C7 C15 N1 168.27(17)
C6 C7 C15 N1 -69.2(2)
C14 C15 N1 O4 176.39(19)
C7 C15 N1 O4 -3.6(3)
C14 C15 N1 O3 -3.9(3)
C7 C15 N1 O3 176.11(18)
O1 C14 N2 C16 4.2(3)
C15 C14 N2 C16 -175.4(2)
N2 C14 O1 C13 -169.49(18)
C15 C14 O1 C13 10.1(3)
C8 C13 O1 C14 -8.7(3)
C12 C13 O1 C14 171.21(19)
