Highly-functionalised difluorinated cyclohexane polyols via the Diels-Alder reaction: regiochemical control via the phenylsulfonyl group.
Crowley, Patrick J.; Fawcett, John; Griffith, Gerry A.; Moralee, Andrew C.; Percy, Jonathan M.; Salafia, Vittoria; Organic & biomolecular chemistry 3 (2005) 3297–3310; doi:10.1039/b507131c

data_7150243
_publ_section_title
;
 Highly-functionalised difluorinated cyclohexane polyols via the
 Diels-Alder reaction: regiochemical control via the phenylsulfonyl
 group.
;
_journal_issue                   18
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              3297
_journal_page_last               3310
_journal_paper_doi               10.1039/b507131c
_journal_volume                  3
_journal_year                    2005
_chemical_formula_sum            'C17 H16 F2 O6 S'
_chemical_formula_weight         386.36
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/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                 94.6090(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   9.9999(5)
_cell_length_b                   8.3226(4)
_cell_length_c                   19.8738(10)
_cell_measurement_reflns_used    7626
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      28.53
_cell_measurement_theta_min      2.28
_cell_volume                     1648.65(14)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_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      150(2)
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and 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  0.0194
_diffrn_reflns_av_sigmaI/netI    0.0158
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            11548
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.04
_exptl_absorpt_coefficient_mu    0.251
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.83
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
absorption correction based on 9817 reflections (SADABS);
Rint 0.026 and 0.019 before
and after correction respectively.
;
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.557
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.33
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.296
_refine_diff_density_min         -0.271
_refine_diff_density_rms         0.047
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.053
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     237
_refine_ls_number_reflns         2900
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.053
_refine_ls_R_factor_all          0.0336
_refine_ls_R_factor_gt           0.0309
_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^)+(0.0456P)^2^+0.5992P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0796
_refine_ls_wR_factor_ref         0.0816
_reflns_number_gt                2664
_reflns_number_total             2900
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b507131c.txt
_cod_data_source_block           10b
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7150243