Total synthesis of (+)-grandifloracin by iron complexation of a microbial arene oxidation product.
Palframan, Matthew J.; Kociok-Köhn, Gabriele; Lewis, Simon E.; Organic letters 13 (2011) 3150–3153; doi:10.1021/ol201057r

data_1502231
_publ_section_title
;
 Total synthesis of (+)-grandifloracin by iron complexation of a microbial
 arene oxidation product.
;
_journal_issue                   12
_journal_name_full               'Organic letters'
_journal_page_first              3150
_journal_page_last               3153
_journal_paper_doi               10.1021/ol201057r
_journal_volume                  13
_journal_year                    2011
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C17 H24 Fe O7 Si'
_chemical_formula_sum            'C17 H24 Fe O7 Si'
_chemical_formula_weight         424.30
_chemical_name_systematic
;
 ?
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_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
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.639(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   10.7041(2)
_cell_length_b                   6.7030(2)
_cell_length_c                   13.9287(3)
_cell_measurement_reflns_used    16471
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      30.034
_cell_measurement_theta_min      2.910
_cell_volume                     998.32(4)
_computing_cell_refinement       'HKL Scalepack (Otwinski & Minor, 1997)'
_computing_data_collection       'Collect (Nonius BV, 1997-2000)'
_computing_data_reduction
;
 DENZO-SCALEPACK Z. Otwinowski and W. Minor, " 
 Processing of X-ray Diffraction Data Collected in Oscillation Mode ", 
 Methods in Enzymology, Volume 276: Macromolecular Crystallography, 
 part A, p.307-326, 1997,C.W. Carter, Jr. & R. M. Sweet, Eds., Academic Press.
;
_computing_molecular_graphics
'ORTEP3 for Windows - Farrugia, L. J. J. Appl. Crystallogr. 1997, 30, 565'
_computing_publication_material
;
 'WinGX publication routines, Farrugia, 
 L. J., J. Appl. Crystallogr., 1999, 32, 837-838
;
_computing_structure_refinement
;
 SHELXL97 -Program for Crystal Structure Analysis (Release 97-2). 
 Sheldrick, G.M., Institut f\"ur Anorganische Chemie der Universit\"at, 
 Tammanstrasse 4, D-3400 G\"ottingen, Germany, 1998 
;
_computing_structure_solution
; 
 SIR97- Altomare A., Burla M.C., Camalli M., Cascarano G.L., Giacovazzo C. , 
 Guagliardi A., Moliterni A.G.G., Polidori G.,Spagna R. 
 (1999) J. Appl. Cryst. 32, 115-119
;
_diffrn_ambient_temperature      150(2)
_diffrn_measured_fraction_theta_full 0.992
_diffrn_measured_fraction_theta_max 0.992
_diffrn_measurement_device_type  'Nonius Kappa CCD'
_diffrn_measurement_method       '303 2.0 degree images with \f and \w 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  0.0405
_diffrn_reflns_av_sigmaI/netI    0.0341
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            19901
_diffrn_reflns_theta_full        30.04
_diffrn_reflns_theta_max         30.04
_diffrn_reflns_theta_min         3.57
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.849
_exptl_absorpt_correction_T_max  0.6762
_exptl_absorpt_correction_T_min  0.6762
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
multi-scan from symmetry-related measurements 
 Sortav (Blessing 1995)
;
_exptl_crystal_colour            'pale yellow'
_exptl_crystal_density_diffrn    1.412
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       sphere
_exptl_crystal_F_000             444
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.50
_exptl_crystal_size_min          0.50
_refine_diff_density_max         0.209
_refine_diff_density_min         -0.251
_refine_diff_density_rms         0.044
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.005(9)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.033
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     245
_refine_ls_number_reflns         5750
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.033
_refine_ls_R_factor_all          0.0345
_refine_ls_R_factor_gt           0.0272
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0276P)^2^+0.1365P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0576
_refine_ls_wR_factor_ref         0.0603
_reflns_number_gt                5205
_reflns_number_total             5750
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ol201057r_si_002.cif
_cod_data_source_block           h10sel5
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               1502231