Enantioselective Total Synthesis of Lycopodine
Hua Yang; Rich G. Carter; Lev N. Zakharov; Journal of the American Chemical Society 130 (2008) 9238–9239; doi:10.1021/ja803613w

data_4108091
_publ_section_title
;
 Enantioselective Total Synthesis of Lycopodine
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              9238
_journal_page_last               9239
_journal_paper_doi               10.1021/ja803613w
_journal_volume                  130
_journal_year                    2008
_chemical_formula_sum            'C19 H25 N3 O4 S'
_chemical_formula_weight         391.48
_chemical_name_systematic
;
 ?
;
_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           SHELXLTL
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.2466(8)
_cell_length_b                   11.9082(9)
_cell_length_c                   14.2975(10)
_cell_measurement_reflns_used    4979
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      23.50
_cell_measurement_theta_min      2.23
_cell_volume                     1914.8(2)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'Bruker SHELXTL'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector Bruker Apex'
_diffrn_measurement_method       'phi and omega 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  0.0385
_diffrn_reflns_av_sigmaI/netI    0.0327
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            21488
_diffrn_reflns_theta_full        27.00
_diffrn_reflns_theta_max         27.00
_diffrn_reflns_theta_min         2.23
_exptl_absorpt_coefficient_mu    0.199
_exptl_absorpt_correction_T_max  0.9726
_exptl_absorpt_correction_T_min  0.9389
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.358
_exptl_crystal_density_meas      0
_exptl_crystal_description       block
_exptl_crystal_F_000             832
_exptl_crystal_size_max          0.32
_exptl_crystal_size_mid          0.16
_exptl_crystal_size_min          0.14
_refine_diff_density_max         0.255
_refine_diff_density_min         -0.169
_refine_diff_density_rms         0.039
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.00(6)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.086
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_parameters     344
_refine_ls_number_reflns         4185
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.086
_refine_ls_R_factor_all          0.0424
_refine_ls_R_factor_gt           0.0356
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0440P)^2^+0.0665P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0816
_refine_ls_wR_factor_ref         0.0861
_reflns_number_gt                3791
_reflns_number_total             4185
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja803613w-file006.cif
_cod_data_source_block           compound3
_cod_database_code               4108091