Towards an understanding of the propensity for crystalline hydrate formation by molecular compounds
Bajpai, Alankriti; Scott, Hayley S.; Pham, Tony; Chen, Kai-Jie; Space, Brian; Lusi, Matteo; Perry, Miranda L.; Zaworotko, Michael J.; IUCrJ 3 (2016) –; doi:10.1107/S2052252516015633

data_1544305
_publ_section_title
;
 Towards an understanding of the propensity for crystalline hydrate
 formation by molecular compounds
;
_journal_issue                   6
_journal_name_full               IUCrJ
_journal_page_first
;
;
_journal_paper_doi               10.1107/S2052252516015633
_journal_volume                  3
_journal_year                    2016
_chemical_formula_sum            'C20 H20 N2 O0'
_chemical_formula_weight         288.38
_chemical_name_systematic
;
 ?
;
_space_group_crystal_system      orthorhombic
_space_group_IT_number           33
_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
_symmetry_space_group_name_H-M   'P n a 21'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   21.105(4)
_cell_length_b                   6.5848(11)
_cell_length_c                   11.241(2)
_cell_measurement_reflns_used    6690
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.86
_cell_measurement_theta_min      3.24
_cell_volume                     1562.2(5)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1743
_diffrn_reflns_av_unetI/netI     0.1086
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.998
_diffrn_reflns_limit_h_max       27
_diffrn_reflns_limit_h_min       -27
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       14
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            37588
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.997
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         27.591
_diffrn_reflns_theta_min         3.241
_exptl_absorpt_coefficient_mu    0.072
_exptl_absorpt_correction_T_max  0.7456
_exptl_absorpt_correction_T_min  0.5202
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.226
_exptl_crystal_description       Plate
_exptl_crystal_F_000             616
_exptl_crystal_size_max          0.2
_exptl_crystal_size_mid          0.1
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.456
_refine_diff_density_min         -0.280
_refine_diff_density_rms         0.067
_refine_ls_abs_structure_details
;
 Flack x determined using 872 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -1.7(10)
_refine_ls_extinction_coef       0.005(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.065
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     204
_refine_ls_number_reflns         3625
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.065
_refine_ls_R_factor_all          0.1286
_refine_ls_R_factor_gt           0.0745
_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^)+(0.0564P)^2^+0.7597P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1295
_refine_ls_wR_factor_ref         0.1467
_reflns_Friedel_coverage         0.901
_reflns_Friedel_fraction_full    0.999
_reflns_Friedel_fraction_max     0.995
_reflns_number_gt                2466
_reflns_number_total             3625
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            lc5070.cif
_cod_data_source_block           9
_cod_database_code               1544305
_shelxl_version_number           2014-3
_shelx_res_checksum              46803
_shelx_hkl_checksum              29369