#------------------------------------------------------------------------------
#$Date: 2016-03-22 11:08:12 +0200 (Tue, 22 Mar 2016) $
#$Revision: 178886 $
#$URL: svn://www.crystallography.net/cod/cif/4/11/15/4111581.cif $
#------------------------------------------------------------------------------
#
# This file is available in the Crystallography Open Database (COD),
# http://www.crystallography.net/
#
# All data on this site have been placed in the public domain by the
# contributors.
#
data_4111581
loop_
_publ_author_name
'Paola Gilli'
'Valerio Bertolasi'
'Loretta Pretto'
'Liudmil Antonov'
'Gastone Gilli'
_publ_section_title
;
 Variable-Temperature X-ray Crystallographic and DFT Computational Study
 of the NH...O/N...HO Tautomeric Competition in 1-(Arylazo)-2-naphthols.
 Outline of a Transiton-State Hydrogen-Bond Theory
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4943
_journal_page_last               4953
_journal_paper_doi               10.1021/ja0453984
_journal_volume                  127
_journal_year                    2005
_chemical_formula_moiety         'C16 H11 Cl N2 O'
_chemical_formula_sum            'C16 H11 Cl N2 O'
_chemical_formula_weight         282.72
_chemical_name_systematic
;
 ?
;
_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   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 91.557(1)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.9526(3)
_cell_length_b                   3.8409(1)
_cell_length_c                   25.7179(7)
_cell_measurement_reflns_used    6693
_cell_measurement_temperature    150
_cell_measurement_theta_max      28.0
_cell_measurement_theta_min      1.6
_cell_volume                     1278.98(6)
_computing_cell_refinement       'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1998)'
_computing_data_reduction        'Denzo-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEP III (Burnett & Johnson, 1996)'
_computing_publication_material
;
SHELXL-97 (Sheldrick, 1997), PARST (Nardelli, 1995)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Nonius kappa CCD'
_diffrn_measurement_method       'φ scans and ω scans'
_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  0.027
_diffrn_reflns_av_sigmaI/netI    0.0491
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       5
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       33
_diffrn_reflns_limit_l_min       -33
_diffrn_reflns_number            6693
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.0
_diffrn_reflns_theta_min         1.6
_exptl_absorpt_coefficient_mu    0.294
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.468
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             584
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.232
_refine_diff_density_min         -0.261
_refine_diff_density_rms         0.057
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.092
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     228
_refine_ls_number_reflns         3056
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.092
_refine_ls_R_factor_all          0.0808
_refine_ls_R_factor_gt           0.0417
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[σ²(Fo²)+(0.0406P)²+0.5519P] where P=(Fo²+2Fc²)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0866
_refine_ls_wR_factor_ref         0.1109
_reflns_number_gt                2164
_reflns_number_total             3056
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            ja0453984si20040730_091047.cif
_cod_data_source_block           2-t150
_cod_original_sg_symbol_H-M      'P 21/n'
_cod_database_code               4111581
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_label
_atom_site_type_symbol
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
_atom_site_adp_type
_atom_site_occupancy
_atom_site_symmetry_multiplicity
_atom_site_calc_flag
_atom_site_refinement_flags
Cl1 Cl 0.40293(4) -0.19831(14) 0.43786(2) 0.03633(18) Uani 1 1 d .
O1 O -0.08124(12) 0.4397(4) 0.60648(6) 0.0310(4) Uani 1 1 d .
H2B H -0.029(7) 0.40(2) 0.592(3) 0.037 Uiso 0.34(4) 1 d P
N1 N 0.10259(12) 0.0853(4) 0.64159(6) 0.0208(4) Uani 1 1 d .
H2A H 0.035(3) 0.275(9) 0.5812(12) 0.025 Uiso 0.66(4) 1 d P
N2 N 0.09025(13) 0.1530(4) 0.59205(6) 0.0228(4) Uani 1 1 d .
C1 C 0.02592(14) 0.1824(5) 0.67291(7) 0.0193(4) Uani 1 1 d .
C2 C -0.06652(15) 0.3589(5) 0.65442(7) 0.0237(4) Uani 1 1 d .
C3 C -0.14327(15) 0.4480(5) 0.69168(8) 0.0259(4) Uani 1 1 d .
C4 C -0.12811(15) 0.3784(5) 0.74267(8) 0.0249(4) Uani 1 1 d .
C5 C -0.03734(14) 0.2053(5) 0.76276(7) 0.0204(4) Uani 1 1 d .
C6 C 0.04015(14) 0.1044(5) 0.72817(7) 0.0190(4) Uani 1 1 d .
C7 C -0.02435(16) 0.1329(5) 0.81630(8) 0.0249(5) Uani 1 1 d .
C8 C 0.06244(16) -0.0326(5) 0.83512(8) 0.0253(4) Uani 1 1 d .
C9 C 0.13968(16) -0.1306(5) 0.80093(7) 0.0239(4) Uani 1 1 d .
C10 C 0.12827(15) -0.0670(5) 0.74839(7) 0.0217(4) Uani 1 1 d .
C11 C 0.16759(14) 0.0612(5) 0.55712(7) 0.0202(4) Uani 1 1 d .
C12 C 0.14888(16) 0.1456(5) 0.50499(7) 0.0240(4) Uani 1 1 d .
C13 C 0.22163(16) 0.0677(5) 0.46830(8) 0.0255(4) Uani 1 1 d .
C14 C 0.31198(15) -0.0944(5) 0.48412(7) 0.0236(4) Uani 1 1 d .
C15 C 0.33214(16) -0.1807(5) 0.53595(7) 0.0241(4) Uani 1 1 d .
C16 C 0.25899(15) -0.1030(5) 0.57259(7) 0.0232(4) Uani 1 1 d .
H3 H -0.2044(16) 0.564(5) 0.6786(8) 0.025(5) Uiso 1 1 d .
H4 H -0.1778(16) 0.451(5) 0.7665(8) 0.032(6) Uiso 1 1 d .
H7 H -0.0769(16) 0.207(5) 0.8390(8) 0.029(6) Uiso 1 1 d .
H8 H 0.0706(15) -0.084(5) 0.8717(8) 0.029(6) Uiso 1 1 d .
H9 H 0.2013(15) -0.246(5) 0.8148(7) 0.022(5) Uiso 1 1 d .
H10 H 0.1817(15) -0.141(5) 0.7251(8) 0.024(5) Uiso 1 1 d .
H12 H 0.0842(16) 0.255(5) 0.4955(8) 0.027(6) Uiso 1 1 d .
H13 H 0.2090(16) 0.128(5) 0.4332(9) 0.031(6) Uiso 1 1 d .
H15 H 0.3993(16) -0.295(5) 0.5471(8) 0.028(6) Uiso 1 1 d .
H16 H 0.2731(15) -0.163(5) 0.6080(8) 0.029(6) Uiso 1 1 d .
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
C2 O1 H2B 108(5)
N2 N1 C1 117.08(16)
N1 N2 C11 120.13(17)
N1 N2 H2A 119(2)
C11 N2 H2A 121(2)
N1 C1 C2 123.38(17)
N1 C1 C6 116.72(16)
C2 C1 C6 119.90(16)
O1 C2 C3 119.70(18)
O1 C2 C1 122.07(17)
C3 C2 C1 118.23(18)
C4 C3 C2 121.01(19)
C4 C3 H3 122.0(12)
C2 C3 H3 117.0(12)
C3 C4 C5 122.60(18)
C3 C4 H4 119.4(13)
C5 C4 H4 118.0(13)
C7 C5 C6 119.50(17)
C7 C5 C4 121.19(17)
C6 C5 C4 119.31(17)
C10 C6 C5 118.64(17)
C10 C6 C1 122.44(16)
C5 C6 C1 118.92(17)
C8 C7 C5 120.80(18)
C8 C7 H7 121.0(13)
C5 C7 H7 118.2(13)
C7 C8 C9 119.77(19)
C7 C8 H8 120.5(12)
C9 C8 H8 119.8(12)
C10 C9 C8 120.58(19)
C10 C9 H9 120.4(12)
C8 C9 H9 119.0(12)
C9 C10 C6 120.70(18)
C9 C10 H10 119.7(12)
C6 C10 H10 119.6(12)
C16 C11 C12 120.34(17)
C16 C11 N2 123.11(17)
C12 C11 N2 116.55(17)
C13 C12 C11 120.10(19)
C13 C12 H12 121.6(12)
C11 C12 H12 118.3(12)
C14 C13 C12 119.02(18)
C14 C13 H13 121.2(13)
C12 C13 H13 119.7(13)
C13 C14 C15 121.76(18)
C13 C14 Cl1 119.11(15)
C15 C14 Cl1 119.12(15)
C16 C15 C14 119.07(18)
C16 C15 H15 120.0(12)
C14 C15 H15 120.9(12)
C15 C16 C11 119.71(18)
C15 C16 H16 118.7(12)
C11 C16 H16 121.6(12)
loop_
_geom_bond_atom_site_label_1
_geom_bond_atom_site_label_2
_geom_bond_distance
Cl1 C14 1.7431(19)
O1 C2 1.281(2)
O1 H2B 0.80(9)
N1 N2 1.306(2)
N1 C1 1.348(2)
N2 C11 1.408(2)
N2 H2A 0.89(4)
C1 C2 1.445(3)
C1 C6 1.459(2)
C2 C3 1.441(3)
C3 C4 1.347(3)
C3 H3 0.96(2)
C4 C5 1.435(3)
C4 H4 0.94(2)
C5 C7 1.410(3)
C5 C6 1.413(2)
C6 C10 1.405(3)
C7 C8 1.368(3)
C7 H7 0.95(2)
C8 C9 1.401(3)
C8 H8 0.96(2)
C9 C10 1.377(3)
C9 H9 0.97(2)
C10 H10 0.97(2)
C11 C16 1.390(3)
C11 C12 1.394(3)
C12 C13 1.384(3)
C12 H12 0.96(2)
C13 C14 1.377(3)
C13 H13 0.94(2)
C14 C15 1.391(3)
C15 C16 1.387(3)
C15 H15 1.01(2)
C16 H16 0.95(2)
