Understanding the Effects of Ionicity in Salts, Solvates, Co-Crystals, Ionic Co-Crystals, and Ionic Liquids, Rather than Nomenclature, Is Critical to Understanding Their Behavior
Kelley, Steven P.; Narita, Asako; Holbrey, John D.; Green, Keith D.; Reichert, W. Matthew; Rogers, Robin D.; Crystal Growth & Design 13 (2013) 965–; doi:10.1021/cg4000439

data_4507673
_publ_section_title
;
 Understanding the Effects of Ionicity in Salts, Solvates, Co-Crystals,
 Ionic Co-Crystals, and Ionic Liquids, Rather than Nomenclature, Is
 Critical to Understanding Their Behavior
;
_journal_issue                   3
_journal_name_full               'Crystal Growth &amp; Design'
_journal_page_first              965
_journal_paper_doi               10.1021/cg4000439
_journal_volume                  13
_journal_year                    2013
_chemical_formula_sum            'C20 H22 N2 O6'
_chemical_formula_weight         386.40
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 105.785(6)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.782(3)
_cell_length_b                   14.397(5)
_cell_length_c                   13.986(5)
_cell_measurement_temperature    173(2)
_cell_volume                     1895.4(11)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker SMART APEX CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0445
_diffrn_reflns_av_sigmaI/netI    0.0286
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       15
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            8384
_diffrn_reflns_theta_full        23.34
_diffrn_reflns_theta_max         23.34
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    0.101
_exptl_absorpt_correction_T_max  0.9880
_exptl_absorpt_correction_T_min  0.8972
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SHELX SADABS'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.354
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       platelet
_exptl_crystal_F_000             816
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.43
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.272
_refine_diff_density_min         -0.260
_refine_diff_density_rms         0.052
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.037
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           fullcycle
_refine_ls_number_parameters     318
_refine_ls_number_reflns         2721
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.037
_refine_ls_R_factor_all          0.0552
_refine_ls_R_factor_gt           0.0447
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0771P)^2^+0.5923P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1202
_refine_ls_wR_factor_ref         0.1274
_reflns_number_gt                2258
_reflns_number_total             2721
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            cg4000439_si_002.cif
_cod_data_source_block           TmimH(Sal)2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 
;
_cod_original_cell_volume        1895.5(11)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               4507673