Structure–Property Relationships of Dibenzylidenecyclohexanones
Fomina, Marina V.; Vatsadze, Sergey Z.; Freidzon, Alexandra Ya.; Kuz’mina, Lyudmila G.; Moiseeva, Anna A.; Starostin, Roman O.; Nuriev, Vyacheslav N.; Gromov, Sergey P.; ACS Omega 7 (2022) 10087–10099; doi:10.1021/acsomega.1c06129

data_4519420
_publ_section_title
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 Structure--Property Relationships of Dibenzylidenecyclohexanones
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_journal_issue                   12
_journal_name_full               'ACS Omega'
_journal_page_first              10087
_journal_page_last               10099
_journal_paper_doi               10.1021/acsomega.1c06129
_journal_volume                  7
_journal_year                    2022
_chemical_formula_moiety         'C22 H22 O3'
_chemical_formula_sum            'C22 H22 O3'
_chemical_formula_weight         334.40
_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     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2016-09-27
_audit_creation_method
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Olex2 1.2
(compiled 2016.02.19 svn.r3266 for OlexSys, GUI svn.r5155)
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_cell_angle_alpha                90.00
_cell_angle_beta                 100.1720(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.8899(3)
_cell_length_b                   9.4022(3)
_cell_length_c                   20.6943(7)
_cell_measurement_reflns_used    6343
_cell_measurement_temperature    173.15
_cell_measurement_theta_max      30.38
_cell_measurement_theta_min      2.328
_cell_volume                     1702.54(10)
_computing_cell_refinement       'SAINT v7.60A (Bruker, 2009)'
_computing_data_reduction        'SAINT v7.60A (Bruker, 2009)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXS-1997 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173.15
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0266
_diffrn_reflns_av_unetI/netI     0.0222
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       28
_diffrn_reflns_limit_l_min       -28
_diffrn_reflns_number            18436
_diffrn_reflns_theta_full        26.00
_diffrn_reflns_theta_max         29.00
_diffrn_reflns_theta_min         2.33
_diffrn_source                   'fine-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.086
_exptl_absorpt_correction_T_max  0.7461
_exptl_absorpt_correction_T_min  0.6773
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details
;
SADABS-2008/1 (Bruker,2008) was used for absorption correction.
wR2(int) was 0.0448 before and 0.0394 after correction.
The Ratio of minimum to maximum transmission is 0.9078.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.305
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             712
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.375
_refine_diff_density_min         -0.206
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     228
_refine_ls_number_reflns         4522
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0513
_refine_ls_R_factor_gt           0.0403
_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^)+(0.0661P)^2^+0.2511P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1071
_refine_ls_wR_factor_ref         0.1129
_reflns_number_gt                3697
_reflns_number_total             4522
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ao1c06129_si_002.cif
_cod_data_source_block           p21c
_cod_database_code               4519420
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Secondary CH2 refined with riding coordinates:
 C3(H3A,H3B), C4(H4A,H4B), C5(H5A,H5B)
2.b Aromatic/amide H refined with riding coordinates:
 C7(H7), C9(H9), C10(H10), C12(H12), C13(H13), C7A(H7A), C9A(H9A), C10A(H10A),
 C12A(H12A), C13A(H13A)
2.c Idealised Me refined as rotating group:
 C14(H14A,H14B,H14C), C14A(H14D,H14E,H14F)
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_olex2_submission_special_instructions 'No special instructions were received'