Photoluminescence and mechanism insights of isomers D- (-)-Arabinose and L-(+)-Arabinose crystals
Wu, Qingfeng; Li, chuchu; Li, Xintong; Xiao, Yuting; Ding, Qin; Zhou, Qing; Physical Chemistry Chemical Physics  (2025) –; doi:10.1039/D5CP03220B

data_7250939
_publ_section_title
;
 Photoluminescence and mechanism insights of isomers D- (-)-Arabinose and
 L-(+)-Arabinose crystals
;
_journal_name_full               'Physical Chemistry Chemical Physics'
_journal_paper_doi               10.1039/D5CP03220B
_journal_year                    2025
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C5 H10 O5'
_chemical_formula_sum            'C5 H10 O5'
_chemical_formula_weight         150.13
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     iterative
_audit_creation_date             2025-01-09
_audit_creation_method
;
Olex2 1.5
(compiled 2024.02.16 svn.r378c4104 for OlexSys, GUI svn.r6928)
;
_audit_update_record
;
2025-01-11 deposited with the CCDC.	2025-09-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   4.8438(2)
_cell_length_b                   6.5220(4)
_cell_length_c                   19.4436(12)
_cell_measurement_reflns_used    1725
_cell_measurement_temperature    299.50(10)
_cell_measurement_theta_max      27.5800
_cell_measurement_theta_min      2.0810
_cell_volume                     614.25(6)
_computing_cell_refinement       'CrysAlisPro 1.171.41.64a (Rigaku OD, 2020)'
_computing_data_collection       'CrysAlisPro 1.171.41.64a (Rigaku OD, 2020)'
_computing_data_reduction        'CrysAlisPro 1.171.41.64a (Rigaku OD, 2020)'
_computing_molecular_graphics    'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 1.5 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL  (Sheldrick, 2008)'
_computing_structure_solution    'olex2.solve 1.5 (Bourhis et al., 2015)'
_diffrn_ambient_environment      air
_diffrn_ambient_temperature      299.50(10)
_diffrn_detector                 'Hybrid Pixel Array Detector'
_diffrn_detector_area_resol_mean 10.0000
_diffrn_detector_type            HyPix
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_details
;
List of Runs (angles in degrees, time in seconds):

  # Type    Start    End  Width  t~exp~   \w     \q     \k     \f   Frames
  1  \w      0.00  28.00   0.50    0.10    --  -11.46 -99.00-180.00   56
  2  \w    -43.00  12.00   0.50    0.10    --   10.36 -19.00-120.00  110
  3  \w    -94.00  14.00   0.50    0.10    --  -11.46 -25.00 -54.00  216
;
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'ROD, Synergy Custom DW system, HyPix'
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_type
'CrysAlisPro convention (1999,Acta A55,543-557)'
_diffrn_orient_matrix_UB_11      -0.0425513000
_diffrn_orient_matrix_UB_12      -0.0858346000
_diffrn_orient_matrix_UB_13      0.0197295000
_diffrn_orient_matrix_UB_21      -0.0229279000
_diffrn_orient_matrix_UB_22      -0.0564729000
_diffrn_orient_matrix_UB_23      -0.0306420000
_diffrn_orient_matrix_UB_31      0.1382316000
_diffrn_orient_matrix_UB_32      -0.0358401000
_diffrn_orient_matrix_UB_33      0.0010028000
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0254
_diffrn_reflns_av_unetI/netI     0.0344
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       5
_diffrn_reflns_limit_h_min       -5
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -5
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            2698
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.092
_diffrn_reflns_theta_max         25.092
_diffrn_reflns_theta_min         2.095
_diffrn_source                   'Rotating-anode X-ray tube'
_diffrn_source_type              'Rigaku (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.147
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.60533
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro 1.171.41.64a (Rigaku Oxford Diffraction, 2020)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            'clear whiteish colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   whiteish
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.623
_exptl_crystal_description       block
_exptl_crystal_F_000             320
_exptl_crystal_size_max          0.1
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.153
_refine_diff_density_min         -0.177
_refine_diff_density_rms         0.046
_refine_ls_abs_structure_details
;
 Flack x determined using 350 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.7(10)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.079
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     95
_refine_ls_number_reflns         1091
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.079
_refine_ls_R_factor_all          0.0400
_refine_ls_R_factor_gt           0.0352
_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^)+(0.0396P)^2^+0.0430P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0780
_refine_ls_wR_factor_ref         0.0814
_reflns_Friedel_coverage         0.616
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     1.000
_reflns_number_gt                983
_reflns_number_total             1091
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d5cp03220b3.cif
_cod_data_source_block           lxp-l-300k
_cod_database_code               7250939
_shelx_shelxl_version_number     2018/3
_reflns_odcompleteness_completeness 99.86
_reflns_odcompleteness_iscentric 1
_reflns_odcompleteness_theta     25.30
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All O(H) groups
2.a Ternary CH refined with riding coordinates:
 C1(H1A), C2(H2A), C5(H5A), C3(H3A)
2.b Secondary CH2 refined with riding coordinates:
 C4(H4A,H4B)
2.c Idealised tetrahedral OH refined as rotating group:
 O5(H5), O1(H1), O2(H2), O3(H3)
;
_shelx_res_checksum              66938
_olex2_submission_special_instructions 'No special instructions were received'
_oxdiff_exptl_absorpt_empirical_details
;
Empirical correction (ABSPACK) includes:
- Absorption correction using spherical harmonics
- Frame scaling
;
_oxdiff_exptl_absorpt_empirical_full_max 1.282
_oxdiff_exptl_absorpt_empirical_full_min 0.686