Chiral manganese halide isomers: decoding spatial stacking effect on second-Harmonic generation circular dichroism
Li, Jing; Wei, Jianwu; Luo, Qiulian; Pang, Wei; Liu, Hongming; Chen, Peican; Zhou, Liya; Zhang, Jin Zhong; Luo, Binbin; pang, qi; Chemical Science  (2026) –; doi:10.1039/D5SC09866A

data_1576852
_publ_section_title
;
 Chiral manganese halide isomers: decoding the spatial stacking effect on
 second-harmonic generation circular dichroism.
;
_journal_issue                   18
_journal_name_full               'Chemical science'
_journal_page_first              9061
_journal_page_last               9071
_journal_paper_doi               10.1039/d5sc09866a
_journal_volume                  17
_journal_year                    2026
_chemical_absolute_configuration ad
_chemical_formula_moiety         'Br4 Mn, C38 H34 O2 P2'
_chemical_formula_sum            'C38 H34 Br4 Mn O2 P2'
_chemical_formula_weight         959.17
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_atom_sites_solution_hydrogens   mixed
_atom_sites_solution_primary     dual
_audit_creation_date             2024-06-13
_audit_creation_method
;
Olex2 1.5
(compiled 2024.02.16 svn.r378c4104 for OlexSys, GUI svn.r6928)
;
_audit_update_record
;
2025-05-13 deposited with the CCDC.	2026-03-09 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 106.737(3)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   12.3302(11)
_cell_length_b                   11.2740(9)
_cell_length_c                   14.7720(14)
_cell_measurement_reflns_used    8389
_cell_measurement_temperature    303.00
_cell_measurement_theta_max      28.215
_cell_measurement_theta_min      2.498
_cell_volume                     1966.5(3)
_computing_cell_refinement       'SAINT V8.40B (?, 2016)'
_computing_data_reduction        'SAINT V8.40B (?, 2016)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'SHELXL 2018/3 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT 2018/2 (Sheldrick, 2018)'
_diffrn_ambient_temperature      303.00
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_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  0.0667
_diffrn_reflns_av_unetI/netI     0.0916
_diffrn_reflns_Laue_measured_fraction_full 0.997
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            20323
_diffrn_reflns_point_group_measured_fraction_full 0.980
_diffrn_reflns_point_group_measured_fraction_max 0.979
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.350
_diffrn_reflns_theta_min         2.310
_diffrn_source_current           1.4
_diffrn_source_power             0.07
_diffrn_source_voltage           50.0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.512
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.4783
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1112 before and 0.0856 after correction.
The Ratio of minimum to maximum transmission is 0.6414.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.620
_exptl_crystal_description       block
_exptl_crystal_F_000             946
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.2
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.437
_refine_diff_density_min         -0.521
_refine_diff_density_rms         0.071
_refine_ls_abs_structure_details
;
 Flack x determined using 1913 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.015(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.020
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     422
_refine_ls_number_reflns         7052
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.019
_refine_ls_R_factor_all          0.0720
_refine_ls_R_factor_gt           0.0440
_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^)] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0926
_refine_ls_wR_factor_ref         0.1025
_reflns_Friedel_coverage         0.863
_reflns_Friedel_fraction_full    0.961
_reflns_Friedel_fraction_max     0.960
_reflns_number_gt                5199
_reflns_number_total             7052
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5sc09866a2.cif
_cod_data_source_block           mo_240605zj1_0m
_cod_depositor_comments
'Adding full bibliography for 1576849--1576852.cif.'
_cod_database_code               1576852
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.466
_shelx_estimated_absorpt_t_min   0.466
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C10(H10), C11(H11), C12(H12), C15(H15), C16(H16),
 C17(H17), C18(H18), C19(H19), C24(H24), C23(H23), C22(H22), C26(H26), C25(H25),
  C28(H28), C29(H29), C30(H30), C31(H31), C32(H32), C34(H34), C35(H35),
 C36(H36), C37(H37), C38(H38)
2.b Fitted hexagon refined as free rotating group:
 C24(C23,C22,C21,C26,C25)
2.c Idealised Me refined as rotating group:
 C1(H1A,H1B,H1C), C20(H20A,H20B,H20C)
;
_shelx_res_checksum              89668
_olex2_submission_special_instructions 'No special instructions were received'