Guest Signaling Compound: trans-3,3‘-Bis(diphenylhydroxymethyl)azobenzene
Scott, Janet L.; Almesaker, Ann; Sumi, Yoshinori; Tanaka, Koichi; Crystal Growth & Design 7 (2007) 1049–; doi:10.1021/cg060522b

data_4503951
_publ_section_title
;
 Guest Signaling
 Compound:&#x00A0;trans-3,3&#x2018;-Bis(diphenylhydroxymethyl)azobenzene
;
_journal_issue                   6
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              1049
_journal_paper_doi               10.1021/cg060522b
_journal_volume                  7
_journal_year                    2007
_chemical_formula_sum            'C24 H20 N2 O'
_chemical_formula_weight         352.42
_chemical_name_systematic
; 
 (E)-(3,3'-(diazene-1,2-diyl)bis(3,1-phenylene))bis(diphenylmethanol) pyridine solvate 
;
_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                90.00
_cell_angle_beta                 112.545(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.1808(6)
_cell_length_b                   23.8820(10)
_cell_length_c                   9.2981(5)
_cell_measurement_temperature    123(2)
_cell_volume                     1882.87(18)
_computing_cell_refinement       'Nonius collect'
_computing_data_collection       'Nonius collect'
_computing_data_reduction        'Nonius collect'
_computing_molecular_graphics    X-Seed
_computing_publication_material  ciftab
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      123(2)
_diffrn_measured_fraction_theta_full 0.957
_diffrn_measured_fraction_theta_max 0.957
_diffrn_measurement_device_type  'Enraf Nonius Kappa CCD'
_diffrn_measurement_method       'phi and omega 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  0.0929
_diffrn_reflns_av_sigmaI/netI    0.1695
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       31
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            8119
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         2.52
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.243
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       blocks
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.4
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.369
_refine_diff_density_min         -0.221
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.912
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     248
_refine_ls_number_reflns         4474
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.912
_refine_ls_R_factor_all          0.1908
_refine_ls_R_factor_gt           0.0582
_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^)+(0.0574P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1075
_refine_ls_wR_factor_ref         0.1425
_reflns_number_gt                1845
_reflns_number_total             4474
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg060522bsi20060803_014632.cif
_cod_data_source_block           2.2pyridine
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4503951