Evolution of the Total Syntheses of Ustiloxin Natural Products and Their Analogues
Pixu Li; Cory D. Evans; Yongzhong Wu; Bin Cao; Ernest Hamel; Madeleine M. Joullié; Journal of the American Chemical Society 130 (2008) 2351–2364; doi:10.1021/ja710363p

data_4107445
_publ_section_title
;
 Evolution of the Total Syntheses of Ustiloxin Natural Products and Their
 Analogues
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              2351
_journal_page_last               2364
_journal_paper_doi               10.1021/ja710363p
_journal_volume                  130
_journal_year                    2008
_chemical_formula_sum            'C28 H31 N O7'
_chemical_formula_weight         493.54
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      4
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 107.2260(10)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   12.1576(14)
_cell_length_b                   8.1424(8)
_cell_length_c                   13.3921(15)
_cell_measurement_temperature    143(1)
_cell_volume                     1266.2(2)
_computing_data_collection       'CrystalClear (Rigaku, 1999)'
_computing_data_reduction        'CrystalClear (Rigaku, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare, 1999)'
_diffrn_ambient_temperature      143(1)
_diffrn_measured_fraction_theta_full 0.972
_diffrn_measured_fraction_theta_max 0.972
_diffrn_measurement_device       'CCD Area Detector'
_diffrn_measurement_device_type  'Rigaku Mercury'
_diffrn_measurement_method       'phi and omega rotations'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'rotating anode'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71069
_diffrn_reflns_av_R_equivalents  0.0151
_diffrn_reflns_av_sigmaI/netI    0.0250
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            5700
_diffrn_reflns_theta_full        25.35
_diffrn_reflns_theta_max         25.35
_diffrn_reflns_theta_min         2.70
_exptl_absorpt_coefficient_mu    0.093
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8186
_exptl_absorpt_correction_type   multi-scan
_exptl_crystal_density_diffrn    1.294
_exptl_crystal_F_000             524
_exptl_crystal_size_max          0.38
_exptl_crystal_size_mid          0.30
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.139
_refine_diff_density_min         -0.178
_refine_diff_density_rms         0.040
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.2(7)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.087
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     331
_refine_ls_number_reflns         3666
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.087
_refine_ls_R_factor_all          0.0321
_refine_ls_R_factor_gt           0.0303
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0445P)^2^+0.0599P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0730
_refine_ls_wR_factor_ref         0.0744
_reflns_number_gt                3493
_reflns_number_total             3666
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja710363p-file006.cif
_cod_data_source_block           shelxl
_cod_original_sg_symbol_H-M      'P 21 '
_cod_database_code               4107445