Anion-directed architectures in amine halide peroxosolvates: role of H2O2/H2O competition in crystal engineering
Churakov, Andrei V.; Mel'nik, Elena A.; Egorov, Pavel A.; Mikhaylov, Alexey A.; Tripol'skaya, Tatiana A.; Lev, Ovadia; Prikhodchenko, Petr V.; CrystEngComm 28 (2026) 1225–1237; doi:10.1039/D5CE01038A

data_7251548
_publ_section_title
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 Anion-directed architectures in amine halide peroxosolvates: role of
 H2O2/H2O competition in crystal engineering
;
_journal_issue                   7
_journal_name_full               CrystEngComm
_journal_page_first              1225
_journal_page_last               1237
_journal_paper_doi               10.1039/D5CE01038A
_journal_volume                  28
_journal_year                    2026
_chemical_formula_moiety         'C2 H10 N2, 0.871(H2 O2), 0.129(H2 O), 2(Cl)'
_chemical_formula_sum            'C2 H12 Cl2 N2 O1.87'
_chemical_formula_weight         164.96
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-2019/2
_audit_update_record
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2025-06-01 deposited with the CCDC.	2025-12-30 downloaded from the CCDC.
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_cell_angle_alpha                90
_cell_angle_beta                 98.9640(10)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.1837(4)
_cell_length_b                   5.9656(2)
_cell_length_c                   11.0793(4)
_cell_measurement_reflns_used    4046
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.507
_cell_measurement_theta_min      3.689
_cell_volume                     730.15(4)
_computing_cell_refinement       'SAINT (Bruker, 2018)'
_computing_data_collection       '<i>APEX3</i> (Bruker, 2018)'
_computing_data_reduction        'SAINT (Bruker, 2018)'
_computing_structure_refinement  'SHELXL-2019/2 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXT (Sheldrick, 2016)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker D8 Venture'
_diffrn_measurement_method       \w
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0312
_diffrn_reflns_av_unetI/netI     0.0299
_diffrn_reflns_Laue_measured_fraction_full 0.991
_diffrn_reflns_Laue_measured_fraction_max 0.991
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            5774
_diffrn_reflns_point_group_measured_fraction_full 0.991
_diffrn_reflns_point_group_measured_fraction_max 0.991
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         30.506
_diffrn_reflns_theta_min         3.689
_exptl_absorpt_coefficient_mu    0.814
_exptl_absorpt_correction_T_max  0.9281
_exptl_absorpt_correction_T_min  0.7902
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2016)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.501
_exptl_crystal_description       block
_exptl_crystal_F_000             348
_exptl_crystal_size_max          0.250
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.225
_refine_diff_density_min         -0.272
_refine_diff_density_rms         0.058
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.175
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     67
_refine_ls_number_reflns         1098
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.175
_refine_ls_R_factor_all          0.0253
_refine_ls_R_factor_gt           0.0221
_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^)+(0.0130P)^2^+0.4926P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0581
_refine_ls_wR_factor_ref         0.0598
_reflns_Friedel_coverage         0.000
_reflns_number_gt                995
_reflns_number_total             1098
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5ce01038a2.cif
_cod_data_source_block           b
_cod_depositor_comments
'Adding full bibliography for 7251547--7251557.cif.'
_cod_original_sg_symbol_H-M      'C 2/c'
_cod_database_code               7251548
_shelx_shelxl_version_number     2019/2
_shelx_estimated_absorpt_t_min   0.822
_shelx_estimated_absorpt_t_max   0.923
_shelx_res_checksum              91707
_publcif_funding_html
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