Ethyl-, vinyl- and ethynylcyanoborates: Room temperature borate ionic liquids with saturated and unsaturated hydrocarbon chains
Schopper, Nils; Zapf, Ludwig; Sprenger, Jan Arke Peter; Ignat'ev, Nikolai; Finze, Maik; Chemical Communications  (2022) –; doi:10.1039/D1CC06393F

data_7129405
_publ_section_title
;
 Ethyl-, vinyl- and ethynylcyanoborates: Room temperature borate ionic
 liquids with saturated and unsaturated hydrocarbon chains
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D1CC06393F
_journal_year                    2022
_chemical_formula_moiety         'C2 H B F3 K'
_chemical_formula_sum            'C2 H B F3 K'
_chemical_formula_weight         131.94
_space_group_crystal_system      orthorhombic
_space_group_IT_number           61
_space_group_name_Hall           '-P 2ac 2ab'
_space_group_name_H-M_alt        'P b c a'
_atom_sites_solution_hydrogens   difmap
_audit_creation_method           SHELXL-2018/3
_audit_update_record
;
2021-11-10 deposited with the CCDC.	2021-12-17 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   6.93370(10)
_cell_length_b                   7.0937(2)
_cell_length_c                   18.3067(5)
_cell_measurement_reflns_used    3359
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      77.3500
_cell_measurement_theta_min      8.0510
_cell_volume                     900.43(4)
_computing_cell_refinement       'CrysAlisPro 1.171.41.89a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.41.89a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.41.89a (Rigaku OD, 2020)'
_computing_molecular_graphics    'ShelXLe (Huebschle et all, 2011)'
_computing_publication_material  'SHELXL-2014/6 (Sheldrick, 2014)'
_computing_structure_refinement  'SHELXL-2018/3 (Sheldrick, 2018)'
_computing_structure_solution    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      100.00(10)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 10.0000
_diffrn_detector_type            HyPix
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.982
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'XtaLAB Synergy, Dualflex, HyPix'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0330
_diffrn_reflns_av_unetI/netI     0.0257
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.982
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            5045
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.982
_diffrn_reflns_theta_full        72.000
_diffrn_reflns_theta_max         77.667
_diffrn_reflns_theta_min         4.831
_diffrn_source                   'micro-focus sealed X-ray tube'
_diffrn_source_type              'PhotonJet (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    9.876
_exptl_absorpt_correction_T_max  0.903
_exptl_absorpt_correction_T_min  0.529
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.40.61a (Rigaku Oxford Diffraction, 2019)
Numerical absorption correction based on gaussian integration over
			a multifaceted crystal model
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear colourless'
_exptl_crystal_density_diffrn    1.947
_exptl_crystal_description       plate
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.080
_exptl_crystal_size_mid          0.070
_exptl_crystal_size_min          0.020
_refine_diff_density_max         0.752
_refine_diff_density_min         -0.337
_refine_diff_density_rms         0.073
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.084
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     68
_refine_ls_number_reflns         947
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.084
_refine_ls_R_factor_all          0.0277
_refine_ls_R_factor_gt           0.0260
_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^)+(0.0441P)^2^+0.1720P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0687
_refine_ls_wR_factor_ref         0.0700
_reflns_Friedel_coverage         0.000
_reflns_number_gt                880
_reflns_number_total             947
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1cc06393f2.cif
_cod_data_source_block           test3_a
_cod_database_code               7129405
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_min   0.505
_shelx_estimated_absorpt_t_max   0.827
_oxdiff_exptl_absorpt_empirical_full_min 0.759
_oxdiff_exptl_absorpt_empirical_full_max 1.402
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_shelx_res_checksum              76215