Crystal structure of (E)-2-(4-fluoro-2-(trifluoromethyl)benzylidene)-7-methoxy-3,4-dihydronaphthalen-1(2H)-one, C19H14F4O2
Luan, Ming-Zhu; Wang, Hui-Yun; Zhang, Mei; Song, Jia; Xu, Yang-Rong; Zhao, Feng-Lan; Meng, Qing-Guo; Zeitschrift für Kristallographie - New Crystal Structures 236 (2021) 245–247; doi:10.1515/ncrs-2020-0484

data_8104934
_publ_section_title
;
 Crystal structure of
 (E)-2-(4-fluoro-2-(trifluoromethyl)benzylidene)-7-methoxy-3,4-dihydronaphthalen-1(2H)-one,
 C19H14F4O2
;
_journal_issue                   1
_journal_name_full
'Zeitschrift f\"ur Kristallographie - New Crystal Structures'
_journal_page_first              245
_journal_page_last               247
_journal_paper_doi               10.1515/ncrs-2020-0484
_journal_volume                  236
_journal_year                    2021
_chemical_formula_moiety         'C19 H14 F4 O2'
_chemical_formula_sum            'C19 H14 F4 O2'
_chemical_formula_weight         350.30
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_cell_angle_alpha                90
_cell_angle_beta                 123.031(7)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   17.1519(13)
_cell_length_b                   13.9810(8)
_cell_length_c                   15.2299(9)
_cell_measurement_reflns_used    3245
_cell_measurement_temperature    100.00(10)
_cell_measurement_theta_max      28.9260
_cell_measurement_theta_min      2.8410
_cell_volume                     3061.9(4)
_computing_cell_refinement       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2017)'
_computing_data_collection       'CrysAlisPro 1.171.38.43f (Rigaku OD, 2017)'
_computing_data_reduction        'CrysAlisPro 1.171.38.43f (Rigaku OD, 2017)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2017)'
_computing_structure_solution    'SHELXL-2017/1 (Sheldrick, 2017)'
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector_area_resol_mean 5.2684
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, AtlasS2'
_diffrn_measurement_method       'four-circle diffractometer'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0265
_diffrn_reflns_av_unetI/netI     0.0333
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            7328
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.500
_diffrn_reflns_theta_min         2.032
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    0.130
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.72737
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.43f (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.520
_exptl_crystal_description       block
_exptl_crystal_F_000             1440
_exptl_crystal_size_max          0.140
_exptl_crystal_size_mid          0.130
_exptl_crystal_size_min          0.120
_refine_diff_density_max         0.241
_refine_diff_density_min         -0.233
_refine_diff_density_rms         0.047
_refine_ls_extinction_coef       .
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.029
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     227
_refine_ls_number_reflns         2862
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.029
_refine_ls_R_factor_all          0.0517
_refine_ls_R_factor_gt           0.0410
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0446P)^2^+2.0433P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0939
_refine_ls_wR_factor_ref         0.1010
_reflns_Friedel_coverage         0.000
_reflns_Friedel_fraction_full    .
_reflns_Friedel_fraction_max     .
_reflns_number_gt                2364
_reflns_number_total             2862
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            suppl_j_ncrs-2020-0484_suppl.cif
_cod_data_source_block           bz3-2CF3-4F-tong
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               8104934
_shelx_estimated_absorpt_t_min   0.982
_shelx_estimated_absorpt_t_max   0.985