Thermodynamic properties of selenoether-functionalized ionic liquids and their use for the synthesis of zinc selenide nanoparticles.
Klauke, Karsten; Zaitsau, Dzmitry H.; Bülow, Mark; He, Li; Klopotowski, Maximilian; Knedel, Tim-Oliver; Barthel, Juri; Held, Christoph; Verevkin, Sergey P.; Janiak, Christoph; Dalton transactions (Cambridge, England : 2003) 47 (2018) 5083–5097; doi:10.1039/C8DT00233A

data_7045838
_publ_section_title
;
 Thermodynamic properties of selenoether-functionalized ionic liquids and
 their use for the synthesis of zinc selenide nanoparticles.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5083
_journal_page_last               5097
_journal_paper_doi               10.1039/C8DT00233A
_journal_volume                  47
_journal_year                    2018
_chemical_formula_moiety         'C24 H20 B, C11 H13 N2 Se'
_chemical_formula_sum            'C35 H33 B N2 Se'
_chemical_formula_weight         571.40
_chemical_name_systematic
;
N-methyl-N?[(phenylseleno)methylene)]-imidazolium tetraphenylborate
;
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2017-12-06 deposited with the CCDC.
2018-03-12 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90.937(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   11.7606(7)
_cell_length_b                   30.594(2)
_cell_length_c                   15.8656(10)
_cell_measurement_reflns_used    9916
_cell_measurement_temperature    140(2)
_cell_measurement_theta_max      24.963
_cell_measurement_theta_min      2.185
_cell_volume                     5707.7(6)
_computing_cell_refinement       'SAINT (Bruker, 2015)'
_computing_data_collection       'APEX2 (Bruker, 2014)'
_computing_data_reduction        'SAINT (Bruker, 2015)'
_computing_molecular_graphics    'DIAMOND 4.2.2 (Crystal Impact, 2016)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXL-2014 (Sheldrick, 2008)'
_diffrn_ambient_temperature      140(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  'Bruker Kappa APEX-II CCD area detector'
_diffrn_measurement_method       '\w scans, \f scans'
_diffrn_radiation_monochromator  'multilayer mirror'
_diffrn_radiation_source         'microfocus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0696
_diffrn_reflns_av_unetI/netI     0.1093
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.996
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       39
_diffrn_reflns_limit_k_min       -39
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -20
_diffrn_reflns_number            91307
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.544
_diffrn_reflns_theta_min         1.284
_exptl_absorpt_coefficient_mu    1.343
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.9118
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(<i>SADABS</i>; Sheldrick, 1996)'
_exptl_crystal_colour            white
_exptl_crystal_density_diffrn    1.330
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2368
_exptl_crystal_recrystallization_method
'Re-crystallisation from solvent: methylene dichloride'
_exptl_crystal_size_max          0.040
_exptl_crystal_size_mid          0.040
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.389
_refine_diff_density_min         -0.546
_refine_diff_density_rms         0.066
_refine_ls_abs_structure_details
;
 Flack x determined using 6283 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.008(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.952
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1409
_refine_ls_number_reflns         25946
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.952
_refine_ls_R_factor_all          0.0875
_refine_ls_R_factor_gt           0.0462
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0170P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0745
_refine_ls_wR_factor_ref         0.0839
_reflns_Friedel_coverage         0.940
_reflns_Friedel_fraction_full    0.989
_reflns_Friedel_fraction_max     0.973
_reflns_number_gt                17962
_reflns_number_total             25946
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8dt00233a2.cif
_cod_data_source_block           mo_Max_Klauke_BSe1_0m-auto
_cod_depositor_comments
'Adding full bibliography for 7045837--7045839.cif.'
_cod_original_cell_volume        5707.6(6)
_cod_database_code               7045838
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_min   0.948
_shelx_estimated_absorpt_t_max   0.961
_shelx_res_checksum              79903