TEFDDOLs (α,α,α',α'-tetrakis(perfluoroaryl/alkyl)-2,2'-dimethyl-1,3-dioxolane-4,5-dimethanols): highly fluorinated chiral H-bond donors and Brønsted acids with distinct H-bonding patterns and supramolecular architectures.
Berkessel, Albrecht; Vormittag, Sonja S.; Schlörer, Nils E; Neudörfl, Jörg-M; The Journal of organic chemistry 77 (2012) 10145–10157; doi:10.1021/jo301609g

data_4029443
_publ_section_title
;
 TEFDDOLs
 (\a,\a,\a',\a'-tetrakis(perfluoroaryl/alkyl)-2,2'-dimethyl-1,3-dioxolane-4,5-dimethanols):
 highly fluorinated chiral H-bond donors and Br\/onsted acids with
 distinct H-bonding patterns and supramolecular architectures.
;
_journal_issue                   22
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              10145
_journal_page_last               10157
_journal_paper_doi               10.1021/jo301609g
_journal_volume                  77
_journal_year                    2012
_chemical_absolute_configuration syn
_chemical_formula_moiety         '2(C15 H10 F20 O4), H2 O'
_chemical_formula_sum            'C15 H11 F20 O4.5'
_chemical_formula_weight         643.24
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 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                 102.562(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.1163(4)
_cell_length_b                   21.2609(10)
_cell_length_c                   12.7665(3)
_cell_measurement_reflns_used    11214
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.00
_cell_measurement_theta_min      1.89
_cell_volume                     2150.25(16)
_computing_cell_refinement       'Nonius DENZO (Otwinowski, Minor 1997)'
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        'Nonius DENZO (Otwinowski, Minor 1997)'
_computing_molecular_graphics    'SCHAKAL99 (E. Keller 1999)'
_computing_publication_material  'PLATON (A. L. Spek 1980-2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       Phi/Omega-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  0.0320
_diffrn_reflns_av_sigmaI/netI    0.0580
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       27
_diffrn_reflns_limit_k_min       -25
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            11214
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         1.89
_exptl_absorpt_coefficient_mu    0.252
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.987
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1268
_exptl_crystal_size_max          .3
_exptl_crystal_size_mid          .2
_exptl_crystal_size_min          .1
_refine_diff_density_max         0.263
_refine_diff_density_min         -0.222
_refine_diff_density_rms         0.049
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.0(4)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.918
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     740
_refine_ls_number_reflns         4791
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.918
_refine_ls_R_factor_all          0.0510
_refine_ls_R_factor_gt           0.0305
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0201P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0484
_refine_ls_wR_factor_ref         0.0521
_reflns_number_gt                3601
_reflns_number_total             4791
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo301609g_si_005.cif
_cod_data_source_block           ccdc827659
_cod_original_cell_volume        2150.25(15)
_cod_original_sg_symbol_H-M      P21
_cod_database_code               4029443
_cod_duplicate_entry 4027696