Tuning charge-assisted and weak hydrogen bonds in molecular complexes of the proton sponge DMAN by acid co-former substitution
Saunders, Lucy K.; Nowell, Harriott; Spencer, Helen C. E.; Hatcher, Lauren E.; Shepherd, Helena J.; Thomas, Lynne H.; Jones, Charlotte L.; Teat, Simon J.; Raithby, Paul R.; Wilson, Chick C.; CrystEngComm 20 (2018) 3074–; doi:10.1039/C8CE00443A

data_7230594
_publ_section_title
;
 Tuning charge-assisted and weak hydrogen bonds in molecular complexes of
 the proton sponge DMAN by acid co-former substitution
;
_journal_issue                   22
_journal_name_full               CrystEngComm
_journal_page_first              3074
_journal_paper_doi               10.1039/C8CE00443A
_journal_volume                  20
_journal_year                    2018
_chemical_formula_moiety         'C14 H19 N2, 2(C7 H5 N1 O4) C7 H4 N1 O4'
_chemical_formula_sum            'C35 H33 N5 O12'
_chemical_formula_weight         715.66
_chemical_name_systematic        'DMAN 4-nitrobenzoic acid 4-nitrobenzoate'
_space_group_crystal_system      triclinic
_space_group_IT_number           2
_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   difmap
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2018-03-22 deposited with the CCDC.
2018-05-08 downloaded from the CCDC.
;
_cell_angle_alpha                93.416(2)
_cell_angle_beta                 104.461(3)
_cell_angle_gamma                107.500(3)
_cell_formula_units_Z            6
_cell_length_a                   14.6269(4)
_cell_length_b                   18.1672(5)
_cell_length_c                   20.9527(6)
_cell_measurement_reflns_used    15753
_cell_measurement_temperature    150.00(14)
_cell_measurement_theta_max      74.3380
_cell_measurement_theta_min      4.3670
_cell_volume                     5086.9(3)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
;
_computing_structure_refinement  'SHELXL-2013 (Sheldrick, 2013)'
_computing_structure_solution    'SHELXS-2013 (Sheldrick, 2013)'
_diffrn_ambient_environment      N~2~
_diffrn_ambient_temperature      150.00(14)
_diffrn_detector                 'CCD plate'
_diffrn_detector_type            Atlas
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.966
_diffrn_measurement_device       'four-circle diffractometer'
_diffrn_measurement_device_type  'SuperNova, Dual, Cu at zero, Atlas'
_diffrn_radiation_monochromator  mirror
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0226
_diffrn_reflns_av_unetI/netI     0.0300
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.966
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            37803
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.966
_diffrn_reflns_theta_full        67.684
_diffrn_reflns_theta_max         74.703
_diffrn_reflns_theta_min         3.301
_diffrn_source                   'sealed X-ray tube'
_diffrn_source_type              'SuperNova (Cu) X-ray Source'
_exptl_absorpt_coefficient_mu    0.906
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.97308
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlisPro, Agilent Technologies,
Version 1.171.37.33 (release 27-03-2014 CrysAlis171 .NET)
(compiled Mar 27 2014,17:12:48)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.402
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             2244
_exptl_crystal_recrystallization_method
'slow evaporation from methanol solvent at 30 degreesC'
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.489
_refine_diff_density_min         -0.423
_refine_diff_density_rms         0.042
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.021
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     1801
_refine_ls_number_reflns         20174
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.021
_refine_ls_R_factor_all          0.0524
_refine_ls_R_factor_gt           0.0396
_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^)+(0.0499P)^2^+1.3691P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0997
_refine_ls_wR_factor_ref         0.1083
_reflns_Friedel_coverage         0.000
_reflns_number_gt                16100
_reflns_number_total             20174
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8ce00443a2.cif
_cod_data_source_block           complex_7
_cod_depositor_comments
'Adding full bibliography for 7230587--7230595.cif.'
_cod_database_code               7230594
_shelxl_version_number           2014-3
_shelx_res_checksum              34699