An organophotocatalytic redox-neutral strategy for late-stage drug functionalization with SO<sub>2</sub> gas.
Datta, Paramita; Maji, Subir; Biswas, Prativa; Jain, Divya; Dey, Partha Protim; Mandal, Swadhin K.; Chemical science 16 (2025) 5064–5075; doi:10.1039/d4sc08380f

data_1573914
_publ_section_title
;
 An organophotocatalytic redox-neutral strategy for late-stage drug
 functionalization with SO<sub>2</sub> gas.
;
_journal_issue                   12
_journal_name_full               'Chemical science'
_journal_page_first              5064
_journal_page_last               5075
_journal_paper_doi               10.1039/d4sc08380f
_journal_volume                  16
_journal_year                    2025
_chemical_formula_moiety         'C24 H26 O4 S'
_chemical_formula_sum            'C24 H26 O4 S'
_chemical_formula_weight         410.51
_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
_audit_creation_date             2024-09-28
_audit_creation_method
;
Olex2 1.5
(compiled 2023.03.06 svn.rbb2c1857 for OlexSys, GUI svn.r6748)
;
_audit_update_record
;
2024-09-27 deposited with the CCDC.	2025-02-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.1887(2)
_cell_length_b                   15.3738(6)
_cell_length_c                   21.4160(9)
_cell_measurement_reflns_used    45786
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      25.688
_cell_measurement_theta_min      1.902
_cell_volume                     2037.60(13)
_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 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      100.00
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker D8 QUEST'
_diffrn_measurement_method       'Four-circle Kappa diffractometer'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0962
_diffrn_reflns_av_unetI/netI     0.0418
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            45786
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.999
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.688
_diffrn_reflns_theta_min         1.902
_exptl_absorpt_coefficient_mu    0.187
_exptl_crystal_colour            'clear light colourless'
_exptl_crystal_colour_lustre     clear
_exptl_crystal_colour_modifier   light
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.338
_exptl_crystal_description       block
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.125
_exptl_crystal_size_mid          0.11
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.170
_refine_diff_density_min         -0.348
_refine_diff_density_rms         0.044
_refine_ls_abs_structure_details
;
 Flack x determined using 1540 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.04(3)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.047
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     263
_refine_ls_number_reflns         3872
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.047
_refine_ls_R_factor_all          0.0287
_refine_ls_R_factor_gt           0.0272
_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^)+(0.0268P)^2^+0.5212P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0678
_refine_ls_wR_factor_ref         0.0689
_reflns_Friedel_coverage         0.722
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.999
_reflns_number_gt                3732
_reflns_number_total             3872
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d4sc08380f2.cif
_cod_data_source_block           skmpd2a
_cod_depositor_comments
'Adding full bibliography for 1573911--1573921.cif.'
_cod_database_code               1573914
_shelx_shelxl_version_number     2018/3
_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 C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C00A(H00A), C00H(H00H), C00N(H00N)
2.b Secondary CH2 refined with riding coordinates:
 C00I(H00D,H00F), C00K(H00I,H00J), C00M(H00K,H00M), C00O(H00O,H00P), C00S(H00V,
 H00W), C00T(H00X,H00Y)
2.c Aromatic/amide H refined with riding coordinates:
 C009(H009), C00B(H00B), C00C(H00C), C00E(H00E), C00G(H00G), C00L(H00L),
 C00P(H00Q), C00Q(H00R)
2.d Idealised Me refined as rotating group:
 C00R(H00S,H00T,H00U)
;
_shelx_res_checksum              3829
_shelx_hkl_checksum              67958
_olex2_submission_special_instructions 'No special instructions were received'