Solid-State N–H···O/O–H···N Tautomerism in Resonance-Assisted 1-(Arylazo)-2-Naphthols and Its Through-Spaceπ* ← πPerturbation in TCNQ Cocrystals. A Variable-Temperature X-ray Crystal Study
Gilli, Gastone; Bertolasi, Valerio; Gilli, Paola; Crystal Growth & Design 13 (2013) 3308–; doi:10.1021/cg301546v

data_4507902
_publ_section_title
;
 Solid-State N--H&#x00B7;&#x00B7;&#x00B7;O/O--H&#x00B7;&#x00B7;&#x00B7;N
 Tautomerism in Resonance-Assisted 1-(Arylazo)-2-Naphthols and Its
 Through-Space\p* \\leftarrow \pPerturbation in TCNQ Cocrystals. A
 Variable-Temperature X-ray Crystal Study
;
_journal_issue                   8
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              3308
_journal_paper_doi               10.1021/cg301546v
_journal_volume                  13
_journal_year                    2013
_chemical_formula_moiety         'C16 H11 Cl N2 O, 0.5(C12 H4 N4)'
_chemical_formula_sum            'C22 H13 Cl N4 O'
_chemical_formula_weight         384.81
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                100.5442(15)
_cell_angle_beta                 97.1909(16)
_cell_angle_gamma                104.7974(13)
_cell_formula_units_Z            2
_cell_length_a                   7.7418(3)
_cell_length_b                   10.1126(3)
_cell_length_c                   12.6336(5)
_cell_measurement_reflns_used    5822
_cell_measurement_temperature    295
_cell_measurement_theta_max      26.00
_cell_measurement_theta_min      3.40
_cell_volume                     924.63(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    'ORTEPIII (Burnett & Johnson, 1996)'
_computing_publication_material
'SHELXL-97 (Sheldrick, 1997), PARST (Nardelli, 1995), PLATON (Spek, 2003) '
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare et al., 1999)'
_diffrn_ambient_temperature      295
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       '\f scans and \w 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  0.0257
_diffrn_reflns_av_sigmaI/netI    0.0492
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5822
_diffrn_reflns_theta_full        25.99
_diffrn_reflns_theta_max         25.99
_diffrn_reflns_theta_min         3.40
_exptl_absorpt_coefficient_mu    0.227
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            black
_exptl_crystal_density_diffrn    1.382
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prismatic
_exptl_crystal_F_000             396
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.171
_refine_diff_density_min         -0.202
_refine_diff_density_rms         0.033
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.011
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     305
_refine_ls_number_reflns         3603
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.011
_refine_ls_R_factor_all          0.0724
_refine_ls_R_factor_gt           0.0433
_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^)+(0.0521P)^2^+0.1529P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1015
_refine_ls_wR_factor_ref         0.1195
_reflns_number_gt                2499
_reflns_number_total             3603
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            cg301546v_si_002.cif
_cod_data_source_block           3-T295
_cod_database_code               4507902