Total Synthesis of the Lycopodium Alkaloid Serratezomine A Using Free Radical-Mediated Vinyl Amination to Prepare a β-Stannyl Enamine Linchpin
Julie A. Pigza; Jeong-Seok Han; Aroop Chandra; Daniel Mutnick; Maren Pink; Jeffrey N. Johnston; Journal of Organic Chemistry 78 (2013) 822–843; doi:10.1021/jo302333s

data_4027891
_publ_section_title
;
 Total Synthesis of the Lycopodium Alkaloid Serratezomine A Using Free
 Radical-Mediated Vinyl Amination to Prepare a \b-Stannyl Enamine Linchpin
;
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              822
_journal_page_last               843
_journal_paper_doi               10.1021/jo302333s
_journal_volume                  78
_journal_year                    2013
_chemical_absolute_configuration ad
_chemical_formula_moiety         'C22 H41 N O3 Si'
_chemical_formula_sum            'C22 H41 N O3 Si'
_chemical_formula_weight         395.65
_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                   9.3755(6)
_cell_length_b                   10.0021(6)
_cell_length_c                   25.2346(15)
_cell_measurement_reflns_used    9874
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.4
_cell_measurement_theta_min      2.9
_cell_volume                     2366.4(3)
_computing_cell_refinement       'APEX II v.2.2 (Bruker, 2007)'
_computing_data_collection       'APEX II v.2.2 (Bruker, 2007)'
_computing_data_reduction        'APEX II v.2.2 (Bruker, 2007)'
_computing_molecular_graphics    'SHELXTL (Bruker, 2003)'
_computing_publication_material  'SHELXTL (Bruker, 2003)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR-2004 (Burla et al., 2005)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector                 'CCD area detector'
_diffrn_detector_area_resol_mean 83.33
_diffrn_detector_type            'Bruker SMART APEXII'
_diffrn_measured_fraction_theta_full 0.999
_diffrn_measured_fraction_theta_max 0.999
_diffrn_measurement_details
'0.30 degree frames measured for 5 seconds each'
_diffrn_measurement_device       'APEX Kappa Duo'
_diffrn_measurement_device_type  Kappa
_diffrn_measurement_method       'omega and phi 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  0.0226
_diffrn_reflns_av_sigmaI/netI    0.0144
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            34462
_diffrn_reflns_theta_full        27.52
_diffrn_reflns_theta_max         27.52
_diffrn_reflns_theta_min         2.19
_exptl_absorpt_coefficient_mu    0.119
_exptl_absorpt_correction_T_max  0.9800
_exptl_absorpt_correction_T_min  0.9674
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS, R. Blessing; 1995'
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.111
_exptl_crystal_description       block
_exptl_crystal_F_000             872
_exptl_crystal_size_max          0.28
_exptl_crystal_size_mid          0.25
_exptl_crystal_size_min          0.17
_refine_diff_density_max         0.283
_refine_diff_density_min         -0.309
_refine_diff_density_rms         0.034
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.04(8)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.987
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     252
_refine_ls_number_reflns         5434
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.987
_refine_ls_R_factor_all          0.0310
_refine_ls_R_factor_gt           0.0296
_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^)+(0.0551P)^2^+0.4036P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0814
_refine_ls_wR_factor_ref         0.0827
_reflns_number_gt                5231
_reflns_number_total             5434
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo302333s_si_003.cif
_cod_data_source_block           08005
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'multi-scans' was replaced
with the value 'multi-scan' as specified in the replacement file
'src/cod-tools/trunk/data/replacement-values/replacement_values.lst'.

Automatic conversion script
Id: cif_fix_values 5376 2017-05-30 11:51:03Z andrius 
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_cod_database_code               4027891