Molecular design on isoxazolone-based derivatives with large second-order harmonic generation effect and terahertz wave generation
Zhang, Xinyuan; Jiang, Xingxing; Liu, Pengxiang; Li, Yin; Tu, Heng; Lin, Zheshuai; Xu, Degang; Zhang, Guochun; Wu, Yicheng; Yao, Jianquan; CrystEngComm 18 (2016) 3667–; doi:10.1039/C6CE00398B

data_7224955
_publ_section_title
;
 Molecular design on isoxazolone-based derivatives with large second-order
 harmonic generation effect and terahertz wave generation
;
_journal_issue                   20
_journal_name_full               CrystEngComm
_journal_page_first              3667
_journal_paper_doi               10.1039/C6CE00398B
_journal_volume                  18
_journal_year                    2016
_chemical_formula_sum            'C28 H20 N2 O2'
_chemical_formula_weight         416.46
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-04-09 deposited with the CCDC.
2016-04-19 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   11.550(2)
_cell_length_b                   11.294(2)
_cell_length_c                   33.009(6)
_cell_measurement_reflns_used    2642
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      21.05
_cell_measurement_theta_min      2.60
_cell_volume                     4305.9(13)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device_type  CCD
_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  0.0640
_diffrn_reflns_av_sigmaI/netI    0.0386
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            26448
_diffrn_reflns_theta_full        25.36
_diffrn_reflns_theta_max         25.36
_diffrn_reflns_theta_min         1.23
_exptl_absorpt_coefficient_mu    0.082
_exptl_absorpt_correction_T_max  0.9919
_exptl_absorpt_correction_T_min  0.9760
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.285
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       slice
_exptl_crystal_F_000             1744
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.10
_refine_diff_density_max         0.180
_refine_diff_density_min         -0.139
_refine_diff_density_rms         0.033
_refine_ls_extinction_coef       0.0028(4)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.008
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     290
_refine_ls_number_reflns         3926
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.008
_refine_ls_R_factor_all          0.0905
_refine_ls_R_factor_gt           0.0451
_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^)+(0.0593P)^2^+0.3951P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1050
_refine_ls_wR_factor_ref         0.1273
_reflns_number_gt                2384
_reflns_number_total             3926
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ce00398b2.cif
_cod_data_source_block           1
_cod_depositor_comments
'Adding full bibliography for 7224953--7224955.cif.'
_cod_original_sg_symbol_H-M      Pbca
_cod_database_code               7224955