Influence of the Structure of Polyfluorinated Alcohols on Brønsted Acidity/Hydrogen-Bond Donor Ability and Consequences on the Promoter Effect
Daniela Vuluga; Julien Legros; Benoit Crousse; Alexandra M. Z. Slawin; Christian Laurence; Pierre Nicolet; Danièle Bonnet-Delpon; Journal of Organic Chemistry 76 (2011) 1126–1133; doi:10.1021/jo1023816

data_4026059
_publ_section_title
;
 Influence of the Structure of Polyfluorinated Alcohols on Br\/onsted
 Acidity/Hydrogen-Bond Donor Ability and Consequences on the Promoter
 Effect
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              1126
_journal_page_last               1133
_journal_paper_doi               10.1021/jo1023816
_journal_volume                  76
_journal_year                    2011
_chemical_formula_moiety         'C4 H10 N2,2(C6 H6 F6 O1)'
_chemical_formula_sum            'C16 H22 F12 N2 O2'
_chemical_formula_weight         502.36
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 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                 111.055(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   6.9943(9)
_cell_length_b                   16.750(2)
_cell_length_c                   9.4455(13)
_cell_measurement_reflns_used    8531
_cell_measurement_temperature    125(2)
_cell_measurement_theta_max      27.6
_cell_measurement_theta_min      3.1
_cell_volume                     1032.7(2)
_computing_cell_refinement       'CrystalClear (Rigaku Corp., 2004)'
_computing_data_collection       'CrystalClear (Rigaku Corp., 2004)'
_computing_data_reduction        'CrystalClear (Rigaku Corp., 2004)'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      125(2)
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  ccd
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_monochromator  'graphite monochromator'
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0888
_diffrn_reflns_av_sigmaI/netI    0.0669
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       20
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            8764
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         3.15
_exptl_absorpt_coefficient_mu    0.178
_exptl_absorpt_correction_T_max  0.9780
_exptl_absorpt_correction_T_min  0.9600
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.616
_exptl_crystal_description       prism
_exptl_crystal_F_000             512
_exptl_crystal_size_max          0.23
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.195
_refine_diff_density_min         -0.234
_refine_diff_density_rms         0.055
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.127
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     154
_refine_ls_number_reflns         1896
_refine_ls_number_restraints     2
_refine_ls_restrained_S_all      1.131
_refine_ls_R_factor_all          0.0889
_refine_ls_R_factor_gt           0.0563
_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^)+(0.0385P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1020
_refine_ls_wR_factor_ref         0.1123
_reflns_number_gt                1394
_reflns_number_total             1896
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo1023816_si_002.cif
_cod_data_source_block           legros4
_cod_database_code               4026059