Total Syntheses of Amphidinolide T1, T3, T4, and T5
Christophe Aïssa; Ricardo Riveiros; Jacques Ragot; Alois Fürstner; Journal of the American Chemical Society 125 (2003) 15512–15520; doi:10.1021/ja038216z

data_4114501
_publ_section_title
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 Total Syntheses of Amphidinolide T1, T3, T4, and T5
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15512
_journal_page_last               15520
_journal_paper_doi               10.1021/ja038216z
_journal_volume                  125
_journal_year                    2003
_chemical_compound_source        'see paper'
_chemical_formula_sum            'C14 H18 O3 S'
_chemical_formula_weight         266.34
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_Int_Tables_number      19
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.6145(2)
_cell_length_b                   8.85250(10)
_cell_length_c                   18.0214(2)
_cell_measurement_reflns_used    16466
_cell_measurement_temperature    100
_cell_measurement_theta_max      33.14
_cell_measurement_theta_min      1.00
_cell_volume                     1374.31(4)
_computing_cell_refinement       'Denzo / Scalepack (Otwinowski 1997)'
_computing_data_collection       'Collect software (Nonius, 1998)'
_computing_data_reduction        'Denzo / Scalepack (Otwinowski 1997)'
_computing_molecular_graphics    'ORTEP (Johnson, 1976)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.980
_diffrn_measured_fraction_theta_max 0.980
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       'CCD \w-scan'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0233
_diffrn_reflns_av_sigmaI/netI    0.0478
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -6
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -6
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            5201
_diffrn_reflns_theta_full        27.50
_diffrn_reflns_theta_max         27.50
_diffrn_reflns_theta_min         3.23
_diffrn_standards_decay_%        0.00
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.233
_exptl_absorpt_correction_T_max  0.98
_exptl_absorpt_correction_T_min  0.93
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details   'XPREP, Siemens (1995)'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.287
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    none
_exptl_crystal_description       plate
_exptl_crystal_F_000             568
_exptl_crystal_size_max          0.31
_exptl_crystal_size_mid          0.28
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.251
_refine_diff_density_min         -0.295
_refine_diff_density_rms         0.063
_refine_ls_abs_structure_details 'Flack, H. D. (1983). Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.03(5)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.162
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     163
_refine_ls_number_reflns         2996
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.162
_refine_ls_R_factor_all          0.0257
_refine_ls_R_factor_gt           0.0252
_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^)+(0.0277P)^2^+0.1344P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0750
_refine_ls_wR_factor_ref         0.0756
_reflns_number_gt                2949
_reflns_number_total             2996
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ja038216zsi20030901_075955.cif
_cod_data_source_block           3789
_cod_depositor_comments
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The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'none' was changed to '?' - the
value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
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_cod_database_code               4114501