The role of alkyl chain length in the melt and solution crystallization of paliperidone aliphatic prodrugs.
Chen, An; Cai, Peishan; Peng, Yayun; Guo, Minshan; Su, Yuan; Cai, Ting; IUCrJ 11 (2024) 23–33; doi:10.1107/S2052252523009582

data_1570302
_publ_section_title
;
 The role of alkyl chain length in the melt and solution crystallization
 of paliperidone aliphatic prodrugs.
;
_journal_coeditor_code           LQ5053
_journal_issue                   'Pt 1'
_journal_name_full               IUCrJ
_journal_page_first              23
_journal_page_last               33
_journal_paper_doi               10.1107/S2052252523009582
_journal_volume                  11
_journal_year                    2024
_chemical_formula_moiety         'C27 H33 F N4 O4'
_chemical_formula_sum            'C27 H33 F N4 O4'
_chemical_formula_weight         496.57
_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'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2020-09-27
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 97.284(6)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   23.295(4)
_cell_length_b                   10.179(2)
_cell_length_c                   10.6479(19)
_cell_measurement_reflns_used    1901
_cell_measurement_temperature    170
_cell_measurement_theta_max      22.552
_cell_measurement_theta_min      2.187
_cell_volume                     2504.5(8)
_computing_cell_refinement       'SAINT V8.40A (?, 2016)'
_computing_data_reduction        'SAINT V8.40A (?, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'XT (Sheldrick, 2015)'
_diffrn_ambient_temperature      170.0
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Bruker D8 VENTURE'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1065
_diffrn_reflns_av_unetI/netI     0.1061
_diffrn_reflns_Laue_measured_fraction_full 0.977
_diffrn_reflns_Laue_measured_fraction_max 0.977
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -10
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            16080
_diffrn_reflns_point_group_measured_fraction_full 0.977
_diffrn_reflns_point_group_measured_fraction_max 0.977
_diffrn_reflns_theta_full        25.085
_diffrn_reflns_theta_max         25.085
_diffrn_reflns_theta_min         2.186
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.094
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.6322
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0934 before and 0.0596 after correction. The Ratio of minimum to maximum transmission is 0.8484. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.317
_exptl_crystal_description       plate
_exptl_crystal_F_000             1056
_exptl_crystal_size_max          0.08
_exptl_crystal_size_mid          0.05
_exptl_crystal_size_min          0.01
_refine_diff_density_max         0.387
_refine_diff_density_min         -0.412
_refine_diff_density_rms         0.089
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.109
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     327
_refine_ls_number_reflns         4356
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.109
_refine_ls_R_factor_all          0.1746
_refine_ls_R_factor_gt           0.0974
_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^)+(0.0644P)^2^+11.5309P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.2334
_refine_ls_wR_factor_ref         0.2707
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2389
_reflns_number_total             4356
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            lq5053.cif
_cod_data_source_block           PC4
_cod_depositor_comments
'Adding full bibliography for 1570302--1570305.cif.'
_cod_original_cell_volume        2504.4(8)
_cod_database_code               1570302
_shelx_shelxl_version_number     2018/3
_shelx_estimated_absorpt_t_max   0.999
_shelx_estimated_absorpt_t_min   0.992
_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:
 C18(H18), C5(H5)
2.b Secondary CH2 refined with riding coordinates:
 C20(H20A,H20B), C14(H14A,H14B), C8(H8A,H8B), C19(H19A,H19B), C15(H15A,H15B),
 C16(H16A,H16B), C7(H7A,H7B), C6(H6A,H6B), C17(H17A,H17B), C3(H3A,H3B), C2(H2A,
 H2B)
2.c Aromatic/amide H refined with riding coordinates:
 C23(H23), C24(H24), C26(H26)
2.d Idealised Me refined as rotating group:
 C13(H13A,H13B,H13C), C1(H1A,H1B,H1C)
;
_olex2_submission_special_instructions 'No special instructions were received'