Strain-Release Heteroatom Functionalization: Development, Scope, and Stereospecificity.
Lopchuk, Justin M.; Fjelbye, Kasper; Kawamata, Yu; Malins, Lara R.; Pan, Chung-Mao; Gianatassio, Ryan; Wang, Jie; Prieto, Liher; Bradow, James; Brandt, Thomas A.; Collins, Michael R.; Elleraas, Jeff; Ewanicki, Jason; Farrell, William; Fadeyi, Olugbeminiyi O.; Gallego, Gary M.; Mousseau, James J.; Oliver, Robert; Sach, Neal W.; Smith, Jason K.; Spangler, Jillian E.; Zhu, Huichin; Zhu, Jinjiang; Baran, Phil S.; Journal of the American Chemical Society 139 (2017) 3209–3226; doi:10.1021/jacs.6b13229

data_4125436
_publ_section_title
;
 Strain-Release Heteroatom Functionalization: Development, Scope, and
 Stereospecificity.
;
_journal_issue                   8
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              3209
_journal_page_last               3226
_journal_paper_doi               10.1021/jacs.6b13229
_journal_volume                  139
_journal_year                    2017
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C12 H14 F2 O5 S2'
_chemical_formula_sum            'C12 H14 F2 O5 S2'
_chemical_formula_weight         340.35
_space_group_crystal_system      monoclinic
_space_group_IT_number           4
_space_group_name_Hall           'P 2yb'
_space_group_name_H-M_alt        'P 1 21 1'
_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     dual
_atom_sites_solution_secondary   difmap
_audit_creation_date             2016-11-29
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2016.11.24 svn.r3356 for OlexSys, GUI svn.r5267)
;
_cell_angle_alpha                90
_cell_angle_beta                 99.212(4)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   9.6649(15)
_cell_length_b                   5.7972(9)
_cell_length_c                   25.224(4)
_cell_measurement_reflns_used    4896
_cell_measurement_temperature    100
_cell_measurement_theta_max      26.323
_cell_measurement_theta_min      2.454
_cell_volume                     1395.1(4)
_computing_cell_refinement       'SAINT v8.34A (Bruker, 2013)'
_computing_data_collection       'APEX2 v2014.11-0 (Bruker, 2014)'
_computing_data_reduction        'SAINT v8.34A (Bruker, 2013)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'ShelXL (Sheldrick, 2015)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100
_diffrn_detector                 'Bruker APEX-II CCD'
_diffrn_detector_area_resol_mean 7.9
_diffrn_detector_type            'CCD Area Detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.988
_diffrn_measurement_device       'Kappa Four-Circle Diffractometer'
_diffrn_measurement_device_type  'Bruker X8 APEX II'
_diffrn_measurement_method       '\w and \f scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_radiation_xray_symbol    K-L~3~
_diffrn_reflns_av_R_equivalents  0.0389
_diffrn_reflns_av_unetI/netI     0.0466
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.988
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            16199
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.972
_diffrn_reflns_theta_full        25.000
_diffrn_reflns_theta_max         26.428
_diffrn_reflns_theta_min         2.135
_diffrn_source                   'sealed tube'
_diffrn_source_type              fine-focus
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.423
_exptl_absorpt_correction_T_max  0.2602
_exptl_absorpt_correction_T_min  0.2329
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS-2014/5 (Bruker,2014/5) was used for absorption correction.
wR2(int) was 0.0552 before and 0.0508 after correction.
The Ratio of minimum to maximum transmission is 0.8951.
The \l/2 correction factor is 0.00150.
;
_exptl_crystal_colour            Colorless
_exptl_crystal_colour_primary    Colorless
_exptl_crystal_density_diffrn    1.621
_exptl_crystal_description       Block
_exptl_crystal_F_000             704
_exptl_crystal_size_max          0.278
_exptl_crystal_size_mid          0.215
_exptl_crystal_size_min          0.164
_refine_diff_density_max         0.305
_refine_diff_density_min         -0.315
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details
;
 Flack x determined using 2063 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   -0.006(36)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     381
_refine_ls_number_reflns         5569
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.022
_refine_ls_R_factor_all          0.0389
_refine_ls_R_factor_gt           0.0334
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0325P)^2^+0.3572P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0731
_refine_ls_wR_factor_ref         0.0762
_reflns_Friedel_coverage         0.782
_reflns_Friedel_fraction_full    0.998
_reflns_Friedel_fraction_max     0.951
_reflns_number_gt                5093
_reflns_number_total             5569
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja6b13229_si_007.cif
_cod_data_source_block           PFLJ436
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' according
to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 4125430--4125440.cif.
;
_cod_original_cell_volume        1395.0(4)
_cod_database_code               4125436
_shelx_estimated_absorpt_t_max   0.934
_shelx_estimated_absorpt_t_min   0.891
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C1(H1), C3(H3), C1'(H1'), C3'(H3')
2.b Secondary CH2 refined with riding coordinates:
 C2(H2A,H2B), C4(H4A,H4B), C5(H5A,H5B), C2'(H2'A,H2'B), C4'(H4'A,H4'B),
 C5'(H5'A,H5'B)
2.c Aromatic/amide H refined with riding coordinates:
 C7(H7), C9(H9), C11(H11), C7'(H7'), C9'(H9'), C11'(H11')
2.d Idealised Me refined as rotating group:
 C12(H12A,H12B,H12C), C12'(H12D,H12E,H12F)
;
_shelx_res_checksum              15676
_shelx_hkl_checksum              98291
_shelx_shelxl_version_number     2016/6
_olex2_submission_special_instructions 'No special instructions were received'