Intramolecular hydrogen transfer in (<i>S</i>)-2-[(1-benzyl-2-hydroxyethylimino)methyl]-4-nitrophenol, a new chiral Schiff base
Pradeep, Chullikkattil P.; Acta Crystallographica Section E 61 (2005) o3825–o3827; doi:10.1107/S1600536805033581

data_2200013
_publ_section_title
;
 Intramolecular hydrogen transfer in
 (<i>S</i>)-2-[(1-benzyl-2-hydroxyethylimino)methyl]-4-nitrophenol, a
 new chiral Schiff base
;
_journal_coeditor_code           BH6033
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o3825
_journal_page_last               o3827
_journal_paper_doi               10.1107/S1600536805033581
_journal_volume                  61
_journal_year                    2005
_chemical_formula_iupac          'C16 H16 N2 O4'
_chemical_formula_moiety         'C16 H16 N2 O4'
_chemical_formula_sum            'C16 H16 N2 O4'
_chemical_formula_weight         300.31
_chemical_name_systematic
;
(S)-2-[(1-benzyl-2-hydroxyethylimino)methyl]-4-nitrophenol
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 91.450(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   5.8623(8)
_cell_length_b                   8.1322(10)
_cell_length_c                   30.674(4)
_cell_measurement_reflns_used    5910
_cell_measurement_temperature    295(2)
_cell_measurement_theta_max      25.40
_cell_measurement_theta_min      2.59
_cell_volume                     1461.9(3)
_computing_cell_refinement       SMART
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SAINT (Bruker, 2000)'
_computing_molecular_graphics    'SHELXTL (Bruker, 2000)'
_computing_publication_material  SHELXTL
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      295(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_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  0.0298
_diffrn_reflns_av_sigmaI/netI    0.0226
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       37
_diffrn_reflns_limit_l_min       -37
_diffrn_reflns_number            15286
_diffrn_reflns_theta_full        26.06
_diffrn_reflns_theta_max         26.06
_diffrn_reflns_theta_min         1.33
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  0.9833
_exptl_absorpt_correction_T_min  0.9679
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.364
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             632
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.163
_refine_diff_density_min         -0.137
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.031
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     407
_refine_ls_number_reflns         3102
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.031
_refine_ls_R_factor_all          0.0530
_refine_ls_R_factor_gt           0.0414
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.0619P)^2^+0.0745P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1014
_refine_ls_wR_factor_ref         0.1081
_reflns_number_gt                2530
_reflns_number_total             3102
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            bh6033.cif
_cod_data_source_block           I
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               2200013
_cod_database_fobs_code          2200013