Fe-catalysed Chemoselective Hydrogenation of Maleimide to Succinimide using Water as Hydrogen Source
Banerjee, Debasis; Mullick, Suteerna; Chemical Communications  (2026) –; doi:10.1039/D6CC01749E

data_7135744
_publ_section_title
;
 Fe-catalysed Chemoselective Hydrogenation of Maleimide to Succinimide
 using Water as Hydrogen Source
;
_journal_name_full               'Chemical Communications'
_journal_paper_doi               10.1039/D6CC01749E
_journal_year                    2026
_chemical_formula_sum            'C44 N4 O16'
_chemical_formula_weight         840.48
_chemical_name_common            succinimide-derivative
_chemical_name_systematic
1-(benzo[d][1,3]dioxol-5-yl)pyrrolidine-2,5-dione
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_audit_creation_method           SHELXL-2019/1
_audit_update_record
;
2025-08-26 deposited with the CCDC.	2026-04-13 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 107.595(2)
_cell_angle_gamma                90
_cell_formula_units_Z            1
_cell_length_a                   13.9665(9)
_cell_length_b                   5.5509(3)
_cell_length_c                   13.1458(8)
_cell_measurement_reflns_used    9906
_cell_measurement_temperature    299(2)
_cell_measurement_theta_max      28.2647
_cell_measurement_theta_min      2.7964
_cell_volume                     971.47(10)
_computing_structure_refinement  'SHELXL-2019/1 (Sheldrick, 2019)'
_diffrn_ambient_temperature      299(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'Bruker D8 QUEST Photon III C7'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1182
_diffrn_reflns_av_unetI/netI     0.0351
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.999
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            36866
_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         28.340
_diffrn_reflns_theta_min         3.060
_diffrn_source                   'micro-focus sealed tube'
_exptl_absorpt_coefficient_mu    0.114
_exptl_absorpt_correction_T_max  1.00
_exptl_absorpt_correction_T_min  0.89
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.437
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             420
_exptl_crystal_size_max          0.297
_exptl_crystal_size_mid          0.148
_exptl_crystal_size_min          0.030
_refine_diff_density_max         0.632
_refine_diff_density_min         -0.231
_refine_diff_density_rms         0.095
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    undef
_refine_ls_matrix_type           full
_refine_ls_number_parameters     145
_refine_ls_number_reflns         2420
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.1009
_refine_ls_R_factor_gt           0.0795
_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^)+(0.1971P)^2^+0.0574P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2523
_refine_ls_wR_factor_ref         0.2838
_reflns_Friedel_coverage         0.000
_reflns_number_gt                1670
_reflns_number_total             2420
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d6cc01749e2.cif
_cod_data_source_block           DB_SM_252B_2177_0ma_a
_cod_original_sg_symbol_H-M      'P 21/c'
_cod_database_code               7135744
_shelx_shelxl_version_number     2019/1
_shelx_estimated_absorpt_t_min   0.967
_shelx_estimated_absorpt_t_max   0.997
_shelx_res_checksum              46952
_shelx_hkl_checksum              43514