Syntheses, structure and properties of a new series of organic-inorganic Hg-based halides: adjusting halogens resulted in huge performance mutations.
Yang, Can; Liu, Xian; Teng, Chunlin; Wu, Qi; Liang, Fei; Dalton transactions (Cambridge, England : 2003) 50 (2021) 7563–7570; doi:10.1039/d1dt01085a

data_7707191
_publ_section_title
;
 Syntheses, structure and properties of a new series of organic-inorganic
 Hg-based halides: adjusting halogens resulted in huge performance
 mutations.
;
_journal_issue                   22
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              7563
_journal_page_last               7570
_journal_paper_doi               10.1039/d1dt01085a
_journal_volume                  50
_journal_year                    2021
_chemical_formula_moiety         'Cl0.45 Hg I2.55, 2(C2 H6 N0.5)'
_chemical_formula_sum            'C4 H12 Cl0.45 Hg I2.55 N'
_chemical_formula_weight         614.51
_space_group_crystal_system      orthorhombic
_space_group_IT_number           26
_space_group_name_Hall           'P 2c -2'
_space_group_name_H-M_alt        'P m c 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_date             2021-01-25
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2021-03-08 deposited with the CCDC.	2021-04-23 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   8.3889(19)
_cell_length_b                   9.4194(17)
_cell_length_c                   16.052(3)
_cell_measurement_reflns_used    2326
_cell_measurement_temperature    273.15
_cell_measurement_theta_max      21.53
_cell_measurement_theta_min      2.51
_cell_volume                     1268.4(4)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      273.15
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.2839
_diffrn_reflns_av_unetI/netI     0.2311
_diffrn_reflns_Laue_measured_fraction_full 0.995
_diffrn_reflns_Laue_measured_fraction_max 0.994
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       21
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            18336
_diffrn_reflns_point_group_measured_fraction_full 0.978
_diffrn_reflns_point_group_measured_fraction_max 0.970
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.422
_diffrn_reflns_theta_min         2.428
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    18.388
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.3255
_exptl_absorpt_correction_type   none
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1741 before and 0.0878 after correction.
The Ratio of minimum to maximum transmission is 0.4365.
The \l/2 correction factor is Not present.
;
_exptl_crystal_density_diffrn    3.218
_exptl_crystal_description       block
_exptl_crystal_F_000             1064
_refine_diff_density_max         1.320
_refine_diff_density_min         -1.267
_refine_diff_density_rms         0.260
_refine_ls_abs_structure_details
;
 Flack x determined using 375 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.92(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.995
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     124
_refine_ls_number_reflns         3303
_refine_ls_number_restraints     135
_refine_ls_restrained_S_all      0.975
_refine_ls_R_factor_all          0.1964
_refine_ls_R_factor_gt           0.0932
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0038P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2195
_refine_ls_wR_factor_ref         0.2576
_reflns_Friedel_coverage         0.884
_reflns_Friedel_fraction_full    0.959
_reflns_Friedel_fraction_max     0.945
_reflns_number_gt                1355
_reflns_number_total             3303
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d1dt01085a2.cif
_cod_data_source_block           2
_cod_depositor_comments
'Adding full bibliography for 7707190--7707192.cif.'
_cod_database_code               7707191
_shelx_shelxl_version_number     2018/3
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.5 times of:
  All C(H,H,H) groups
2. Restrained distances
 Hg1-Cl1
 2.4 with sigma of 0.02
 Cl2-Hg2
 2.4 with sigma of 0.02
 N2-C1 = N2-C2
 1.48 with sigma of 0.01
 C6-N2
 1.48 with sigma of 0.02
 N2-C1_$1
 1.48 with sigma of 0.01
 N1-C3 = N1-C5 = N1-C4
 1.48 with sigma of 0.01
 C5-C4
 2.4 with sigma of 0.02
 C5-C3
 2.4 with sigma of 0.02
 C3-C4
 2.4 with sigma of 0.02
 C6-C2 = C2-C1
 2.5 with sigma of 0.01
3. Uiso/Uaniso restraints and constraints
C1 \\sim C2 \\sim C3 \\sim C4 \\sim C5 \\sim C6 \\sim N1 \\sim N2: within 2A
with sigma of 0.01 and sigma for terminal atoms of 0.02
Uanis(C1) \\sim Ueq, Uanis(C2) \\sim Ueq, Uanis(C3) \\sim Ueq, Uanis(C4) \\sim
Ueq, Uanis(C5) \\sim Ueq, Uanis(C6) \\sim Ueq, Uanis(N1) \\sim Ueq, Uanis(N2)
\\sim Ueq: with sigma of 0.01 and sigma for terminal atoms of 0.02
Uanis(Cl1) = Uanis(I5)
Uanis(Cl2) = Uanis(I1)
4. Rigid body (RIGU) restrains
 C1, C2, C3, C4, C5, C6, N1, N2
 with sigma for 1-2 distances of 0.01 and sigma for 1-3 distances of 0.01
5. Others
 Sof(Cl1)=0.5*(1-FVAR(2))
 Sof(I5)=0.5*FVAR(2)
 Sof(Cl2)=0.5*(1-FVAR(3))
 Sof(I1)=0.5*FVAR(3)
 Fixed Sof: N1(0.5) C2(0.5) H2A(0.5) H2B(0.5) H2C(0.5) C3(0.5) H3A(0.5)
 H3B(0.5) H3C(0.5) C5(0.5) H5A(0.5) H5B(0.5) H5C(0.5) C6(0.5) H6A(0.5) H6B(0.5)
 H6C(0.5)
6.a Me refined with riding coordinates:
 C1(H1A,H1B,H1C), C2(H2A,H2B,H2C), C3(H3A,H3B,H3C), C4(H4A,H4B,H4C), C5(H5A,
 H5B,H5C), C6(H6A,H6B,H6C)
;
_shelx_res_checksum              12602
_shelx_hkl_checksum              62005
_olex2_submission_special_instructions 'No special instructions were received'