Synthesis, crystal structures and nonlinear optical properties of three TCF-based chromophores
Li, Suyue; Li, Ming; Qin, Jingui; Tong, Mingliang; Chen, Xiaoming; Liu, Tao; Fu, Yang; Wu, Shuixing; Su, Zhongmin; CrystEngComm 11 (2009) 589–596; doi:10.1039/b811833g

data_7200269
_publ_section_title
;
 Synthesis, crystal structures and nonlinear optical properties of three
 TCF-based chromophores
;
_journal_coden_ASTM              CRECF4
_journal_issue                   4
_journal_name_full               CrystEngComm
_journal_page_first              589
_journal_page_last               596
_journal_paper_doi               10.1039/b811833g
_journal_volume                  11
_journal_year                    2009
_chemical_formula_sum            'C22 H22 N4 O2'
_chemical_formula_weight         374.44
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                75.457(2)
_cell_angle_beta                 74.781(2)
_cell_angle_gamma                80.840(2)
_cell_formula_units_Z            2
_cell_length_a                   7.7958(10)
_cell_length_b                   11.5638(15)
_cell_length_c                   12.0921(16)
_cell_measurement_reflns_used    956
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      21.45
_cell_measurement_theta_min      2.26
_cell_volume                     1013.1(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      292(2)
_diffrn_measured_fraction_theta_full 0.982
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
_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  0.0217
_diffrn_reflns_av_sigmaI/netI    0.0534
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5122
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         1.83
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  0.9856
_exptl_absorpt_correction_T_min  0.9808
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            blue
_exptl_crystal_density_diffrn    1.227
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             396
_exptl_crystal_size_max          0.24
_exptl_crystal_size_mid          0.20
_exptl_crystal_size_min          0.18
_refine_diff_density_max         0.248
_refine_diff_density_min         -0.177
_refine_diff_density_rms         0.035
_refine_ls_extinction_coef       0.0045(19)
_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   1.019
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     285
_refine_ls_number_reflns         3506
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.1019
_refine_ls_R_factor_gt           0.0675
_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^)+(0.0572P)^2^+0.4011P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1428
_refine_ls_wR_factor_ref         0.1680
_reflns_number_gt                2315
_reflns_number_total             3506
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            B811833G.txt
_cod_data_source_block           1
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

 Replaced the incorrect bibliographical reference to the original
 publication with a proper one.

 Antanas Vaitkus,
 2019-09-18
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7200269