Packing principles for urea and thiourea solvates: structures of urea : morpholine (1 : 1), urea : 1,4-dioxane (1 : 1), thiourea : morpholine (4 : 3) and thiourea : 1,4-dioxane (4 : 1)
Taouss, Christina; Thomas, Lena; Jones, Peter G.; CrystEngComm 15 (2013) 6829–; doi:10.1039/c3ce40933c

data_7210916
_publ_section_title
;
 Packing principles for urea and thiourea solvates: structures of
 urea&#x2009;:&#x2009;morpholine (1&#x2009;:&#x2009;1),
 urea&#x2009;:&#x2009;1,4-dioxane (1&#x2009;:&#x2009;1),
 thiourea&#x2009;:&#x2009;morpholine (4&#x2009;:&#x2009;3) and
 thiourea&#x2009;:&#x2009;1,4-dioxane (4&#x2009;:&#x2009;1)
;
_journal_issue                   34
_journal_name_full               CrystEngComm
_journal_page_first              6829
_journal_paper_doi               10.1039/c3ce40933c
_journal_volume                  15
_journal_year                    2013
_chemical_formula_sum            'C5 H12 N2 O3'
_chemical_formula_weight         148.17
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yc'
_symmetry_space_group_name_H-M   'P 1 2/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                 95.701(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.7949(5)
_cell_length_b                   4.5234(3)
_cell_length_c                   12.2711(9)
_cell_measurement_reflns_used    3144
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.7620
_cell_measurement_theta_min      3.0040
_cell_volume                     375.30(5)
_computing_cell_refinement
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb 1 2013,16:14:44)
;
_computing_data_collection
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb 1 2013,16:14:44)
;
_computing_data_reduction
;
CrysAlisPro, Agilent Technologies,
Version 1.171.36.28 (release 01-02-2013 CrysAlis171 .NET)
(compiled Feb 1 2013,16:14:44)
;
_computing_molecular_graphics    'Siemens XP'
_computing_publication_material  SHELXL-97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 16.1419
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.989
_diffrn_measurement_device_type  'Oxford Diffraction Xcalibur, Eos'
_diffrn_measurement_method       \w-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0265
_diffrn_reflns_av_sigmaI/netI    0.0143
_diffrn_reflns_limit_h_max       9
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       6
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -17
_diffrn_reflns_number            9411
_diffrn_reflns_theta_full        30.03
_diffrn_reflns_theta_max         30.03
_diffrn_reflns_theta_min         3.01
_exptl_absorpt_coefficient_mu    0.107
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.311
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             160
_exptl_crystal_size_max          0.30
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.30
_refine_diff_density_max         0.584
_refine_diff_density_min         -0.229
_refine_diff_density_rms         0.054
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     55
_refine_ls_number_reflns         1096
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.0507
_refine_ls_R_factor_gt           0.0455
_refine_ls_shift/su_max          0.005
_refine_ls_shift/su_mean         0.001
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0611P)^2^+0.2544P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1251
_refine_ls_wR_factor_ref         0.1294
_reflns_number_gt                987
_reflns_number_total             1096
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c3ce40933c.txt
_cod_data_source_block           cycling
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'P 2/c'
_cod_database_code               7210916