Total Synthesis of (+)-Scholarisine A
Gregory L. Adams; Patrick J. Carroll; Amos B. Smith; Journal of the American Chemical Society 134 (2012) 4037–4040; doi:10.1021/ja211840k

data_4117595
_publ_section_title
;
 Total Synthesis of (+)-Scholarisine A
;
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              4037
_journal_page_last               4040
_journal_paper_doi               10.1021/ja211840k
_journal_volume                  134
_journal_year                    2012
_chemical_absolute_configuration syn
_chemical_formula_sum            'C38 H46 N4 O7'
_chemical_formula_weight         670.79
_space_group_IT_number           5
_symmetry_cell_setting           monoclinic
_symmetry_Int_Tables_number      5
_symmetry_space_group_name_Hall  'C 2y'
_symmetry_space_group_name_H-M   'C 1 2 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 92.028(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   19.5652(10)
_cell_length_b                   8.0489(5)
_cell_length_c                   10.2863(6)
_cell_measurement_temperature    143(1)
_cell_volume                     1618.85(16)
_computing_data_collection       'Bruker APEX2'
_computing_data_reduction        'Bruker SAINT'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      143(1)
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.995
_diffrn_measurement_device       'CCD Area Detector'
_diffrn_measurement_device_type  'Bruker APEXII'
_diffrn_measurement_method       'phi and omega scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0239
_diffrn_reflns_av_sigmaI/netI    0.0223
_diffrn_reflns_limit_h_max       23
_diffrn_reflns_limit_h_min       -23
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -12
_diffrn_reflns_number            13041
_diffrn_reflns_theta_full        25.03
_diffrn_reflns_theta_max         25.03
_diffrn_reflns_theta_min         1.98
_exptl_absorpt_coefficient_mu    0.095
_exptl_absorpt_correction_T_max  0.7452
_exptl_absorpt_correction_T_min  0.7046
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 2007)'
_exptl_crystal_density_diffrn    1.376
_exptl_crystal_F_000             716
_exptl_crystal_size_max          0.42
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.04
_refine_diff_density_max         0.201
_refine_diff_density_min         -0.214
_refine_diff_density_rms         0.036
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.003
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     225
_refine_ls_number_reflns         2861
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0366
_refine_ls_R_factor_gt           0.0326
_refine_ls_shift/su_max          0.008
_refine_ls_shift/su_mean         0.002
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0504P)^2^+0.6308P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0811
_refine_ls_wR_factor_ref         0.0833
_reflns_number_gt                2654
_reflns_number_total             2861
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ja211840k_si_008.cif
_cod_data_source_block           UP1334-Cmpd(+)-10
_cod_original_sg_symbol_H-M      'C 2 '
_cod_database_code               4117595