Synthesis, crystallisation and thermodynamics of two polymorphs of a new derivative of meglumine: 1-(2,2,3-trimethyl-1,3-oxazolidin-5-yl)-butane-1,2,3,4-tetrol
Svärd, Michael; Krishna, Gamidi Rama; Rasmuson, Åke C.; CrystEngComm 20 (2018) 88–; doi:10.1039/C7CE01135K

data_7229641
_publ_section_title
;
 Synthesis, crystallisation and thermodynamics of two polymorphs of a new
 derivative of meglumine:
 1-(2,2,3-trimethyl-1,3-oxazolidin-5-yl)-butane-1,2,3,4-tetrol
;
_journal_issue                   1
_journal_name_full               CrystEngComm
_journal_page_first              88
_journal_paper_doi               10.1039/C7CE01135K
_journal_volume                  20
_journal_year                    2018
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C10 H21 N O5'
_chemical_formula_sum            'C10 H21 N O5'
_chemical_formula_weight         235.28
_chemical_melting_point          410.4
_chemical_name_systematic
;
1-(2,2,3-trimethyl-1,3-oxazolidin-5-yl)butane-1,2,3,4-tetrol
;
_space_group_crystal_system      orthorhombic
_space_group_IT_number           19
_space_group_name_Hall           'P 2ac 2ab'
_space_group_name_H-M_alt        'P 21 21 21'
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2014
_audit_update_record
;
2017-06-16 deposited with the CCDC.
2017-12-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   6.1053(4)
_cell_length_b                   10.9507(7)
_cell_length_c                   18.1001(11)
_cell_measurement_reflns_used    9950
_cell_measurement_temperature    299(2)
_cell_measurement_theta_max      26.20
_cell_measurement_theta_min      2.92
_cell_volume                     1210.12(13)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014 (Sheldrick, 2014)'
_computing_structure_solution    'SHELXS-97 (Sheldrick 2008)'
_diffrn_ambient_temperature      299(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.997
_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  0.0365
_diffrn_reflns_av_unetI/netI     0.0180
_diffrn_reflns_Laue_measured_fraction_full 0.998
_diffrn_reflns_Laue_measured_fraction_max 0.997
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            29288
_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         26.399
_diffrn_reflns_theta_min         2.250
_exptl_absorpt_coefficient_mu    0.103
_exptl_absorpt_correction_T_max  0.977
_exptl_absorpt_correction_T_min  0.960
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.291
_exptl_crystal_description       block
_exptl_crystal_F_000             512
_exptl_crystal_preparation
'crystallised from acetone solution at room temperature'
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.2
_refine_diff_density_max         0.382
_refine_diff_density_min         -0.282
_refine_diff_density_rms         0.095
_refine_ls_abs_structure_details
;
 Flack x determined using 892 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.1(2)
_refine_ls_extinction_coef       0.080(9)
_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   1.165
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     169
_refine_ls_number_reflns         2490
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.165
_refine_ls_R_factor_all          0.0444
_refine_ls_R_factor_gt           0.0369
_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^)+(0.0636P)^2^+0.0738P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0887
_refine_ls_wR_factor_ref         0.1008
_reflns_Friedel_coverage         0.700
_reflns_Friedel_fraction_full    1.000
_reflns_Friedel_fraction_max     0.997
_reflns_number_gt                2286
_reflns_number_total             2490
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7ce01135k2.cif
_cod_data_source_block           FI_CCDC1
_cod_depositor_comments
'Adding full bibliography for 7229639--7229641.cif.'
_cod_database_code               7229641
_shelxl_version_number           2014-3
_shelx_res_checksum              17727