Bis(alkylidynyl)tellurides and ditellurides
Frogley, Benjamin J.; Hill, Anthony F.; Manzano, Richard A.; Sharma, Manab; Chemical Communications (Cambridge, United Kingdom) 54 (2018) 1702–1705; doi:10.1039/c7cc08776d

data_7121272
_publ_section_title
;
 Bis(alkylidynyl)tellurides and ditellurides
;
_journal_coden_ASTM              CHCOFS
_journal_issue                   14
_journal_name_full
;
 Chemical Communications (Cambridge, United Kingdom)
;
_journal_page_first              1702
_journal_page_last               1705
_journal_paper_doi               10.1039/c7cc08776d
_journal_volume                  54
_journal_year                    2018
_chemical_formula_moiety         'C19 H25 B N6 O2 Te W'
_chemical_formula_sum            'C19 H25 B N6 O2 Te W'
_chemical_formula_weight         691.71
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2017-10-18 deposited with the CCDC.
2017-12-18 downloaded from the CCDC.
;
_cell_angle_alpha                90.500(2)
_cell_angle_beta                 100.717(2)
_cell_angle_gamma                103.866(2)
_cell_formula_units_Z            4
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_cell_length_b                   11.7366(2)
_cell_length_c                   20.8637(4)
_cell_measurement_reflns_used    25546
_cell_measurement_temperature    150.0(1)
_cell_measurement_theta_max      73.5390
_cell_measurement_theta_min      3.8710
_cell_volume                     2398.69(7)
_computing_cell_refinement       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_collection       'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.38.46 (Rigaku OD, 2015)'
_computing_structure_refinement  'SHELXL-2016/6 (Sheldrick, 2016)'
_diffrn_ambient_temperature      150.0(1)
_diffrn_detector_area_resol_mean 8.1297
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, EosS2'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0380
_diffrn_reflns_av_unetI/netI     0.0243
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       12
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_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            48748
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 0.998
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         73.763
_diffrn_reflns_theta_min         2.159
_diffrn_source                   'micro-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    18.545
_exptl_absorpt_correction_T_max  0.552
_exptl_absorpt_correction_T_min  0.102
_exptl_absorpt_correction_type   gaussian
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015)
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            orange
_exptl_crystal_density_diffrn    1.915
_exptl_crystal_description       prism
_exptl_crystal_F_000             1312
_exptl_crystal_size_max          0.166
_exptl_crystal_size_mid          0.142
_exptl_crystal_size_min          0.049
_refine_diff_density_max         2.017
_refine_diff_density_min         -1.221
_refine_diff_density_rms         0.132
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.204
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     595
_refine_ls_number_reflns         9680
_refine_ls_number_restraints     41
_refine_ls_restrained_S_all      1.202
_refine_ls_R_factor_all          0.0473
_refine_ls_R_factor_gt           0.0456
_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^)+(0.0172P)^2^+19.4495P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1009
_refine_ls_wR_factor_ref         0.1017
_reflns_Friedel_coverage         0.000
_reflns_number_gt                9314
_reflns_number_total             9680
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7cc08776d3.cif
_cod_data_source_block           4b
_cod_original_cell_volume        2398.68(7)
_cod_database_code               7121272
_shelx_shelxl_version_number     2016/6
_shelx_res_checksum              36178
_shelx_hkl_checksum              91678