(+)-6-Benzyl-17-oxosparteine
Gadepalli, Rama Sarma V. S.; Murty, Madugula S. R.; Slauson, Stephen R.; Rimoldi, John M.; Fronczek, Frank R.; Acta Crystallographica Section E 59 (2003) o1832–o1834; doi:10.1107/S1600536803023808

data_2202661
_publ_section_title
;
 (+)-6-Benzyl-17-oxosparteine
;
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1832
_journal_page_last               o1834
_journal_paper_doi               10.1107/S1600536803023808
_journal_volume                  59
_journal_year                    2003
_chemical_formula_iupac          'C22 H30 N2 O'
_chemical_formula_moiety         'C22 H30 N2 O'
_chemical_formula_sum            'C22 H30 N2 O'
_chemical_formula_weight         338.48
_chemical_name_systematic
;
(+)-6-benzyl-17-oxosparteine
;
_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
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.236(2)
_cell_length_b                   10.947(2)
_cell_length_c                   16.278(2)
_cell_measurement_reflns_used    3909
_cell_measurement_temperature    100
_cell_measurement_theta_max      34.3
_cell_measurement_theta_min      2.5
_cell_volume                     1824.0(5)
_computing_cell_refinement       'HKL SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 2000)'
_computing_data_reduction
'HKL DENZO (Otwinowski & Minor, 1997) and SCALEPACK'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material  SHELXL97
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SIR97 (Altomare  et al., 1999)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device
'Nonius KappaCCD (with an Oxford Cryosystems Cryostream cooler)'
_diffrn_measurement_method       '\w scans with \k offsets'
_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  0.017
_diffrn_reflns_av_sigmaI/netI    0.0250
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            22786
_diffrn_reflns_theta_full        33.7
_diffrn_reflns_theta_max         33.7
_diffrn_reflns_theta_min         2.7
_diffrn_standards_decay_%        <2
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.075
_exptl_absorpt_correction_type   none
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.233
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             736
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.37
_refine_diff_density_max         0.29
_refine_diff_density_min         -0.20
_refine_ls_extinction_coef       0.019(2)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.052
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     227
_refine_ls_number_reflns         4004
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.052
_refine_ls_R_factor_all          0.037
_refine_ls_R_factor_gt           0.034
_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^)+(0.0457P)^2^+0.2882P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.087
_refine_ls_wR_factor_ref         0.089
_reflns_number_gt                3769
_reflns_number_total             4004
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            hg6002.cif
_cod_data_source_block           I
_cod_depositor_comments
;
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 1527 2010-12-29 10:47:43Z saulius 

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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_database_code               2202661
_cod_database_fobs_code          2202661