Solid state supramolecular assemblies of triol podands through H-bonds
Cîrcu, Monica; Paşcanu, Vlad; Soran, Albert; Braun, Beatrice; Terec, Anamaria; Socaci, Crina; Grosu, Ion; CrystEngComm 14 (2012) 632–; doi:10.1039/c1ce05971h

data_7207099
_publ_section_title
;
 Solid state supramolecular assemblies of triol podands through H-bonds
;
_journal_issue                   2
_journal_name_full               CrystEngComm
_journal_page_first              632
_journal_paper_doi               10.1039/c1ce05971h
_journal_volume                  14
_journal_year                    2012
_chemical_formula_sum            'C13.5 H21 O3'
_chemical_formula_weight         231.30
_chemical_name_systematic
;
?
;
_space_group_IT_number           160
_symmetry_cell_setting           trigonal
_symmetry_space_group_name_Hall  'R 3 -2"'
_symmetry_space_group_name_H-M   'R 3 m :H'
_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                 90.00
_cell_angle_gamma                120.00
_cell_formula_units_Z            6
_cell_length_a                   15.8078(4)
_cell_length_b                   15.8078(4)
_cell_length_c                   9.2047(3)
_cell_measurement_temperature    293(2)
_cell_volume                     1991.97(10)
_computing_cell_refinement       'HKL Scalepack (Otwinowski & Minor 1997)'
_computing_data_collection       'Nonius (1999)'
_computing_data_reduction
'HKL Denzo and Scalepack (Otwinowski & Minor 1997)'
_computing_molecular_graphics    'PLATON_(Spek, 1998)'
_computing_publication_material  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-97_(Altomare & al., 1998)'
_diffrn_ambient_temperature      293(2)
_diffrn_detector_area_resol_mean 19.24
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type  Nonius_KappaCCD
_diffrn_measurement_method       'Area detector scans (see text)'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0084
_diffrn_reflns_av_sigmaI/netI    0.0178
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       0
_diffrn_reflns_limit_k_max       0
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            1017
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         2.58
_exptl_absorpt_coefficient_mu    0.080
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.157
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             756
_exptl_crystal_size_max          0.55
_exptl_crystal_size_mid          0.45
_exptl_crystal_size_min          0.45
_refine_diff_density_max         0.238
_refine_diff_density_min         -0.246
_refine_diff_density_rms         0.075
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -10(10)
_refine_ls_extinction_coef       0.023(4)
_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   1.137
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     62
_refine_ls_number_reflns         567
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.135
_refine_ls_R_factor_all          0.0385
_refine_ls_R_factor_gt           0.0379
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0669P)^2^+0.6736P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0967
_refine_ls_wR_factor_ref         0.0973
_reflns_number_gt                556
_reflns_number_total             567
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c1ce05971h.txt
_cod_data_source_block           r41_r3m
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Trigonal' changed to 'trigonal'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_sg_symbol_H-M      R3m
_cod_original_formula_sum        'C13.50 H21 O3'
_cod_database_code               7207099