Exceptional bi-step switching of quadratic nonlinear optical properties in a one-dimensional channel compound
Liu, Sijie; sun, zhihua; Ji, Chengmin; li, lina; Zhao, Sangen; Luo, Junhua; Chem. Commun.  (2017) –; doi:10.1039/C7CC02625K

data_7120157
_publ_section_title
;
 Exceptional bi-step switching of quadratic nonlinear optical properties
 in a one-dimensional channel compound
;
_journal_name_full               'Chem. Commun.'
_journal_paper_doi               10.1039/C7CC02625K
_journal_year                    2017
_chemical_formula_sum            'C4 H18 N2 O5 S'
_chemical_formula_weight         206.26
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           62
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2n'
_symmetry_space_group_name_H-M   'P n m a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2017-03-22 deposited with the CCDC.
2017-05-19 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   10.4817(6)
_cell_length_b                   6.3775(4)
_cell_length_c                   14.7703(10)
_cell_measurement_reflns_used    990
_cell_measurement_temperature    215(2)
_cell_measurement_theta_max      74.33
_cell_measurement_theta_min      7.34
_cell_volume                     987.35(11)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      215(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0311
_diffrn_reflns_av_sigmaI/netI    0.0295
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            3442
_diffrn_reflns_theta_full        74.33
_diffrn_reflns_theta_max         74.33
_diffrn_reflns_theta_min         7.34
_exptl_absorpt_coefficient_mu    2.920
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.388
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             448
_refine_diff_density_max         0.450
_refine_diff_density_min         -0.321
_refine_diff_density_rms         0.062
_refine_ls_extinction_coef       0.044(2)
_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   1.125
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     76
_refine_ls_number_reflns         1094
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.125
_refine_ls_R_factor_all          0.0429
_refine_ls_R_factor_gt           0.0392
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0469P)^2^+0.6196P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0997
_refine_ls_wR_factor_ref         0.1024
_reflns_number_gt                990
_reflns_number_total             1094
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c7cc02625k2.cif
_cod_data_source_block           RTP-215K
_cod_original_sg_symbol_H-M      Pnma
_cod_database_code               7120157