A novel total synthesis of (±)-aspidospermidine
Callaghan, Owen; Lampard, Christopher; Kennedy, Alan R.; Murphy, John A.; Journal of the Chemical Society, Perkin Transactions 1  (1999) 995–; doi:10.1039/a900335e

data_7213020
_publ_section_title
;
 A novel total synthesis of (+-)-aspidospermidine
;
_journal_issue                   8
_journal_name_full
'Journal of the Chemical Society, Perkin Transactions 1'
_journal_page_first              995
_journal_paper_doi               10.1039/a900335e
_journal_year                    1999
_chemical_formula_moiety         'C20 H25 I N2 O2 S '
_chemical_formula_sum            'C20 H25 I N2 O2 S'
_chemical_formula_weight         484.39
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_symmetry_cell_setting           monoclinic
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_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_audit_creation_date             'Thu Aug  6 17:05:45 1998'
_audit_creation_method           'from TEXRAY.INF file'
_cell_angle_alpha                90
_cell_angle_beta                 108.51(2)
_cell_angle_gamma                90
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_cell_length_b                   11.611(4)
_cell_length_c                   11.161(5)
_cell_measurement_reflns_used    18
_cell_measurement_temperature    233
_cell_measurement_theta_max      8.7
_cell_measurement_theta_min      6.3
_cell_volume                     4046(2)
_computing_cell_refinement       'MSC/AFC Diffractometer Control'
_computing_data_collection       'MSC/AFC Diffractometer Control'
_computing_data_reduction        teXsan
_computing_publication_material  teXsan
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_refine_ls_weighting_details     'w = 1/\s^2^(F)'
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_cod_data_source_file            900335esup1.cif
_cod_data_source_block           MURPH9
_cod_depositor_comments
;
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 

The following automatic conversions were performed:

'_refine_ls_weighting_scheme' value '1/\s^2^(F)' was changed to
'calc'. New tag '_refine_ls_weighting_details' was created. The value
of the new tag was set to 'w = 1/\s^2^(F)'.

Automatic conversion script
Id: cif_fix_values 3143 2015-03-26 13:38:13Z robertas 
;
_cod_original_sg_symbol_H-M      'C 2/c      '
_cod_original_formula_sum        'C20 H25 I N2 O2 S '
_cod_database_code               7213020