Preparation of thermochromic selenidostannates in deep eutectic solvents.
Wang, Kai-Yao; Ding, Dong; Zhang, Shu; Wang, Yanlong; Liu, Wei; Wang, Shuao; Wang, Shuai-Hua; Liu, Dan; Wang, Cheng; Chemical communications (Cambridge, England) 54 (2018) 4806–4809; doi:10.1039/c8cc01614c

data_7121510
_publ_section_title
;
 Preparation of thermochromic selenidostannates in deep eutectic solvents.
;
_journal_issue                   38
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              4806
_journal_page_last               4809
_journal_paper_doi               10.1039/c8cc01614c
_journal_volume                  54
_journal_year                    2018
_chemical_formula_sum            'C10 H30 N2 O3 Se7 Sn3'
_chemical_formula_weight         1135.15
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2018-04-12 deposited with the CCDC.
2018-04-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
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_cell_length_c                   20.7839(6)
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_cell_volume                     2788.35(16)
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_computing_data_collection       'CrysAlisPro 1.171.39.28b (Rigaku OD, 2015)'
_computing_data_reduction        'CrysAlisPro 1.171.39.28b (Rigaku OD, 2015)'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_diffrn_ambient_temperature      170(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'XtaLAB AFC12 (RINC): Kappa dual home/near'
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0587
_diffrn_reflns_av_unetI/netI     0.0381
_diffrn_reflns_Laue_measured_fraction_full 0.992
_diffrn_reflns_Laue_measured_fraction_max 0.992
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_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            28291
_diffrn_reflns_point_group_measured_fraction_full 0.992
_diffrn_reflns_point_group_measured_fraction_max 0.992
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         26.372
_diffrn_reflns_theta_min         4.950
_diffrn_source                   'fine-focus sealed X-ray tube'
_exptl_absorpt_coefficient_mu    11.816
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.22356
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.39.28b (Rigaku Oxford Diffraction, 2015)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            YELLOW
_exptl_crystal_density_diffrn    2.704
_exptl_crystal_description       PLATE
_exptl_crystal_F_000             2064
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.170
_exptl_crystal_size_min          0.080
_refine_diff_density_max         1.457
_refine_diff_density_min         -0.961
_refine_diff_density_rms         0.220
_refine_ls_extinction_method     none
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_refine_ls_number_reflns         5636
_refine_ls_number_restraints     13
_refine_ls_restrained_S_all      1.005
_refine_ls_R_factor_all          0.0533
_refine_ls_R_factor_gt           0.0415
_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^)+(0.0174P)^2^+76.3215P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0946
_refine_ls_wR_factor_ref         0.1000
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4757
_reflns_number_total             5636
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8cc01614c2.cif
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_cod_depositor_comments
'Adding full bibliography for 7121499--7121514.cif.'
_cod_database_code               7121510
_shelx_shelxl_version_number     2014/7
_shelx_res_checksum              93066