(<i>E</i>)-4-{[(Pyridin-4-ylmethylidene)amino]methyl}benzoic acid
Han, Sun Hwa; Lee, Soon W.; Acta Crystallographica Section E 68 (2012) o294–; doi:10.1107/S1600536811056212

data_2233410
_publ_section_title
;
 (<i>E</i>)-4-{[(Pyridin-4-ylmethylidene)amino]methyl}benzoic acid
;
_journal_coeditor_code           CV5218
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o294
_journal_paper_doi               10.1107/S1600536811056212
_journal_volume                  68
_journal_year                    2012
_chemical_formula_iupac          'C14 H12 N2 O2'
_chemical_formula_moiety         'C14 H12 N2 O2'
_chemical_formula_sum            'C14 H12 N2 O2'
_chemical_formula_weight         240.26
_chemical_name_systematic
;
(<i>E</i>)-4-{[(Pyridin-4-ylmethylidene)amino]methyl}benzoic acid
;
_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           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 98.1230(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   4.26130(10)
_cell_length_b                   26.5565(6)
_cell_length_c                   10.3983(2)
_cell_measurement_reflns_used    6768
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      27.17
_cell_measurement_theta_min      2.50
_cell_volume                     1164.92(4)
_computing_cell_refinement       'SAINT (Bruker, 2007)'
_computing_data_collection       'SMART (Bruker, 2007)'
_computing_data_reduction        'SAINT (Bruker, 2007)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXTL (Sheldrick, 2008)'
_computing_structure_solution    'SHELXTL (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0669
_diffrn_reflns_av_sigmaI/netI    0.0380
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       35
_diffrn_reflns_limit_k_min       -35
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            22041
_diffrn_reflns_theta_full        28.31
_diffrn_reflns_theta_max         28.31
_diffrn_reflns_theta_min         1.53
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_T_max  0.9963
_exptl_absorpt_correction_T_min  0.9547
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.370
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.156
_refine_diff_density_min         -0.248
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.032
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     167
_refine_ls_number_reflns         2899
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.032
_refine_ls_R_factor_all          0.0798
_refine_ls_R_factor_gt           0.0470
_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^)+(0.0608P)^2^+0.0198P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1032
_refine_ls_wR_factor_ref         0.1176
_reflns_number_gt                1862
_reflns_number_total             2899
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            cv5218.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21/n  '
_cod_database_code               2233410
_cod_database_fobs_code          2233410