Total synthesis and absolute configuration of malyngamide W.
Qi, Xian-Liang; Zhang, Jun-Tao; Feng, Jian-Peng; Cao, Xiao-Ping; Organic & biomolecular chemistry 9 (2011) 3817–3824; doi:10.1039/c0ob01118e

data_7151814
_publ_section_title
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 Total synthesis and absolute configuration of malyngamide W.
;
_journal_issue                   10
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              3817
_journal_page_last               3824
_journal_paper_doi               10.1039/c0ob01118e
_journal_volume                  9
_journal_year                    2011
_chemical_absolute_configuration none
_chemical_formula_sum            'C13 H25 I O2 Si'
_chemical_formula_weight         368.32
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_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
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.5224(12)
_cell_length_b                   11.6757(14)
_cell_length_c                   12.5624(15)
_cell_measurement_reflns_used    4858
_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      25.98
_cell_measurement_theta_min      2.38
_cell_volume                     1690.0(3)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      296(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker APEX-II CCD'
_diffrn_measurement_method       '\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  0.0416
_diffrn_reflns_av_sigmaI/netI    0.0374
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            10387
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.38
_exptl_absorpt_coefficient_mu    1.957
_exptl_absorpt_correction_T_max  0.6102
_exptl_absorpt_correction_T_min  0.5474
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.448
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.31
_exptl_crystal_size_min          0.28
_refine_diff_density_max         0.513
_refine_diff_density_min         -0.535
_refine_diff_density_rms         0.053
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   -0.014(18)
_refine_ls_extinction_coef       0.0137(7)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.039
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     162
_refine_ls_number_reflns         3682
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0368
_refine_ls_R_factor_gt           0.0295
_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^)+(0.0274P)^2^+0.3089P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0669
_refine_ls_wR_factor_ref         0.0702
_reflns_number_gt                3136
_reflns_number_total             3682
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0ob01118e.txt
_cod_data_source_block           p212121
_cod_depositor_comments
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The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Orthorhombic' changed to 'orthorhombic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1555 2011-01-17 13:19:09Z saulius 
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_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               7151814