Direct salinization of trelagliptin from solid forms by mechanochemistry and its mechanism of salt formation
Xu, Kailin; Qian, Menglin; Leng, Jiewu; Bai, Jie; Li, Qinglan; Liu, Zihong; Zhong, Shijuan; Zhao, Suqing; CrystEngComm  (2020) –; doi:10.1039/D0CE00984A

data_7241497
_publ_section_title
;
 Direct salinization of trelagliptin from solid forms by mechanochemistry
 and its mechanism of salt formation
;
_journal_name_full               CrystEngComm
_journal_paper_doi               10.1039/D0CE00984A
_journal_year                    2020
_chemical_absolute_configuration rmad
_chemical_formula_moiety         'C18 H20 F N5 O2, C H4 O'
_chemical_formula_sum            'C19 H24 F N5 O3'
_chemical_formula_weight         389.43
_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
_audit_block_doi                 10.5517/ccdc.csd.cc259y1h
_audit_creation_date             2019-09-29
_audit_creation_method
;
Olex2 1.2
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_audit_update_record
;
2020-09-12 deposited with the CCDC.	2020-10-30 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 94.3390(10)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   6.9625(2)
_cell_length_b                   7.9457(2)
_cell_length_c                   17.9395(5)
_cell_measurement_reflns_used    9966
_cell_measurement_temperature    241(2)
_cell_measurement_theta_max      72.29
_cell_measurement_theta_min      9.93
_cell_volume                     989.60(5)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2015)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2015)'
_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    'SHELXT 2014/5 (Sheldrick, 2014)'
_diffrn_ambient_temperature      240.83
_diffrn_measured_fraction_theta_full 0.977
_diffrn_measured_fraction_theta_max 0.977
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54178
_diffrn_reflns_av_R_equivalents  0.0275
_diffrn_reflns_av_unetI/netI     0.0214
_diffrn_reflns_Laue_measured_fraction_full 0.977
_diffrn_reflns_Laue_measured_fraction_max 0.977
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            18882
_diffrn_reflns_point_group_measured_fraction_full 0.964
_diffrn_reflns_point_group_measured_fraction_max 0.959
_diffrn_reflns_theta_full        67.679
_diffrn_reflns_theta_max         72.284
_diffrn_reflns_theta_min         8.373
_exptl_absorpt_coefficient_mu    0.808
_exptl_absorpt_correction_T_max  0.7536
_exptl_absorpt_correction_T_min  0.6283
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2016/2 (Bruker,2016/2) was used for absorption correction.
wR2(int) was 0.1178 before and 0.0710 after correction.
The Ratio of minimum to maximum transmission is 0.8337.
The \l/2 correction factor is Not present.
;
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.307
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             412
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.12
_refine_diff_density_max         0.120
_refine_diff_density_min         -0.110
_refine_diff_density_rms         0.024
_refine_ls_abs_structure_details
;
 Flack x determined using 1608 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.02(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.044
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     267
_refine_ls_number_reflns         3750
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.044
_refine_ls_R_factor_all          0.0302
_refine_ls_R_factor_gt           0.0293
_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^)+(0.0372P)^2^+0.1327P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0736
_refine_ls_wR_factor_ref         0.0746
_reflns_Friedel_coverage         0.823
_reflns_Friedel_fraction_full    0.950
_reflns_Friedel_fraction_max     0.937
_reflns_number_gt                3653
_reflns_number_total             3750
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d0ce00984a3.cif
_cod_data_source_block           MeOH
_cod_database_code               7241497
_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:
 C2(H2)
2.b Secondary CH2 refined with riding coordinates:
 C1(H1C,H1D), C11(H11A,H11B), C5(H5A,H5B), C3(H3A,H3B), C4(H4A,H4B)
2.c Aromatic/amide H refined with riding coordinates:
 C13(H13), C7(H7), C16(H16), C15(H15)
2.d Idealised Me refined as rotating group:
 C10(H10A,H10B,H10C), C19(H19A,H19B,H19C)
;
_shelx_res_checksum              70893
_olex2_submission_special_instructions 'No special instructions were received'