Synthesis and crystal structure of (E)-1-(4-(((E)-3-(tert-butyl)-2-hydroxybenzylidene)amino)phenyl)ethan-1-one O-methyl oxime, C20H24N2O2
Zhao, Ji-Xing; Wang, Xiao-Jun; Zeitschrift für Kristallographie - New Crystal Structures 237 (2022) 885–887; doi:10.1515/ncrs-2022-0282

data_8107243
_publ_section_title
;
 Synthesis and crystal structure of
 (E)-1-(4-(((E)-3-(tert-butyl)-2-hydroxybenzylidene)amino)phenyl)ethan-1-one
 O-methyl oxime, C20H24N2O2
;
_journal_issue                   5
_journal_name_full
'Zeitschrift f\"ur Kristallographie - New Crystal Structures'
_journal_page_first              885
_journal_page_last               887
_journal_paper_doi               10.1515/ncrs-2022-0282
_journal_volume                  237
_journal_year                    2022
_chemical_formula_moiety         'C20 H24 N2 O2'
_chemical_formula_sum            'C20 H24 N2 O2'
_chemical_formula_weight         324.41
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_cell_angle_alpha                90
_cell_angle_beta                 97.9330(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   14.5088(4)
_cell_length_b                   17.4849(6)
_cell_length_c                   7.1398(2)
_cell_measurement_reflns_used    6152
_cell_measurement_temperature    173.0
_cell_measurement_theta_max      26.67
_cell_measurement_theta_min      2.33
_cell_volume                     1793.93(9)
_computing_cell_refinement       'SAINT V8.38A (Bruker, 2018)'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'SAINT V8.38A (Bruker, 2018)'
_computing_molecular_graphics    'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.3 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2019/2 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      173.0
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0602
_diffrn_reflns_av_unetI/netI     0.0481
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       9
_diffrn_reflns_limit_l_min       -9
_diffrn_reflns_number            22136
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.740
_diffrn_reflns_theta_min         2.330
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.078
_exptl_absorpt_correction_T_max  0.7454
_exptl_absorpt_correction_T_min  0.6699
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0725 before and 0.0511 after correction. The Ratio of minimum to maximum transmission is 0.8987. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            'clear light yellow'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.201
_exptl_crystal_description       block
_exptl_crystal_F_000             696
_exptl_crystal_size_max          0.17
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.664
_refine_diff_density_min         -0.331
_refine_diff_density_rms         0.065
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.048
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     223
_refine_ls_number_reflns         3804
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.050
_refine_ls_R_factor_all          0.0757
_refine_ls_R_factor_gt           0.0561
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0655P)^2^+0.9421P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1431
_refine_ls_wR_factor_ref         0.1596
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    .
_reflns_Friedel_fraction_max     .
_reflns_number_gt                2931
_reflns_number_total             3804
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            suppl_j_ncrs-2022-0282_suppl.cif
_cod_data_source_block           11
_cod_database_code               8107243
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups, All O(H) groups
2. Rigid bond restraints
 N2, C18
 with sigma for 1-2 distances of 0.002 and sigma for 1-3 distances of 0.002
3.a Aromatic/amide H refined with riding coordinates:
 C4(H4), C5(H5), C6(H6), C11(H11), C13(H13), C14(H14), C16(H16), C17(H17)
3.b Idealised Me refined as rotating group:
 C8(H8A,H8B,H8C), C9(H9A,H9B,H9C), C10(H10A,H10B,H10C), C19(H19A,H19B,H19C),
 C20(H20A,H20B,H20C)
3.c Idealised tetrahedral OH refined as rotating group:
 O1(H1)
;
_shelx_res_checksum              88886
_shelx_hkl_checksum              50029
_olex2_submission_special_instructions 'No special instructions were received'