Total Synthesis and Stereochemical Assignment of Streptide.
Isley, Nicholas A.; Endo, Yusuke; Wu, Zhi-Chen; Covington, Brett C.; Bushin, Leah B.; Seyedsayamdost, Mohammad R.; Boger, Dale L.; Journal of the American Chemical Society 141 (2019) 17361–17369; doi:10.1021/jacs.9b09067

data_4127899
_publ_section_title
;
 Total Synthesis and Stereochemical Assignment of Streptide.
;
_journal_issue                   43
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              17361
_journal_page_last               17369
_journal_paper_doi               10.1021/jacs.9b09067
_journal_volume                  141
_journal_year                    2019
_chemical_formula_moiety         'C17 H18 Br I N O, C F3 O3 S'
_chemical_formula_sum            'C18 H18 Br F3 I N O4 S'
_chemical_formula_weight         608.20
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_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
_audit_creation_date             2018-06-22
_audit_creation_method
;
Olex2 1.2-beta
(compiled 2018.05.29 svn.r3508 for OlexSys, GUI svn.r5506)
;
_cell_angle_alpha                90
_cell_angle_beta                 98.924(3)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.2219(12)
_cell_length_b                   12.1044(12)
_cell_length_c                   14.6671(11)
_cell_measurement_reflns_used    6904
_cell_measurement_temperature    100
_cell_measurement_theta_max      28.265
_cell_measurement_theta_min      2.357
_cell_volume                     2143.6(3)
_computing_cell_refinement       'SAINT v8.37A (Bruker, 2016)'
_computing_data_collection       'APEX3 v2016.1-0 (Bruker, 2016)'
_computing_data_reduction        'SAINT v8.37A (Bruker, 2016)'
_computing_molecular_graphics    'Olex2 (Dolomanov et al., 2009)'
_computing_publication_material  'Olex2 (Dolomanov et al., 2009)'
_computing_structure_refinement  'XL (Sheldrick, 2008)'
_computing_structure_solution    'ShelXT (Sheldrick, 2015)'
_diffrn_ambient_temperature      100.0
_diffrn_detector                 'Bruker APEX-II CCD'
_diffrn_detector_area_resol_mean 8.258
_diffrn_detector_type            'CCD Area Detector'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device       'Kappa Four-Circle Diffractometer'
_diffrn_measurement_device_type  'Bruker APEX II Ultra'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  'Double Bounce Multilayer Mirrors'
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0524
_diffrn_reflns_av_unetI/netI     0.0637
_diffrn_reflns_Laue_measured_fraction_full 0.999
_diffrn_reflns_Laue_measured_fraction_max 0.993
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            14805
_diffrn_reflns_point_group_measured_fraction_full 0.999
_diffrn_reflns_point_group_measured_fraction_max 0.993
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.314
_diffrn_reflns_theta_min         2.021
_diffrn_source                   'Micro Focus Rotating Anode'
_diffrn_source_type              'Bruker TXS'
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.505
_exptl_absorpt_correction_T_max  0.7457
_exptl_absorpt_correction_T_min  0.6339
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
'SADABS-2016/2 (Bruker,2016/2) was used for absorption correction. wR2(int) was 0.0769 before and 0.0673 after correction. The Ratio of minimum to maximum transmission is 0.8501. The \l/2 correction factor is Not present.'
_exptl_crystal_colour            colourless
_exptl_crystal_colour_primary    colourless
_exptl_crystal_density_diffrn    1.885
_exptl_crystal_description       block
_exptl_crystal_F_000             1184
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.26
_exptl_crystal_size_min          0.24
_refine_diff_density_max         1.176
_refine_diff_density_min         -0.679
_refine_diff_density_rms         0.139
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.043
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     266
_refine_ls_number_reflns         5307
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.043
_refine_ls_R_factor_all          0.0412
_refine_ls_R_factor_gt           0.0329
_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^)+(0.0230P)^2^+0.1851P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0754
_refine_ls_wR_factor_ref         0.0794
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4547
_reflns_number_total             5307
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja9b09067_si_002.cif
_cod_data_source_block           boger87_0m_a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_diffrn_radiation_probe' value 'X-ray' changed to 'x-ray' according
to
/home/data/users/saulius/crontab/automatic-downloads/current/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 4973 2017-02-22 13:04:09Z antanas 
;
_cod_database_code               4127899
_shelx_shelxl_version_number     2014/7
_shelx_estimated_absorpt_t_max   0.487
_shelx_estimated_absorpt_t_min   0.440
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All N(H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Aromatic/amide H refined with riding coordinates:
 C13(H13), N1(H1), C7(H7), C6(H6), C5(H5), C11(H11)
2.b Idealised Me refined as rotating group:
 C17(H17A,H17B,H17C), C1(H1A,H1B,H1C), C16(H16A,H16B,H16C), C15(H15A,H15B,H15C)
;
_shelx_res_checksum              29970
_shelx_hkl_checksum              30983
_olex2_submission_special_instructions 'No special instructions were received'