Conessine isolated from <i>Holarrhena floribunda</i>
Alain Meli Lannang; Shazia Anjum; Jean Gustave Tangmouo; Karsten Krohn; M. Iqbal Choudhary; Acta Crystallographica Section E 63 (2007) o4398–o4398; doi:10.1107/S1600536807051215

data_2215855
_publ_section_title
;
 Conessine isolated from <i>Holarrhena floribunda</i>
;
_journal_coeditor_code           CS2048
_journal_issue                   11
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o4398
_journal_page_last               o4398
_journal_paper_doi               10.1107/S1600536807051215
_journal_volume                  63
_journal_year                    2007
_chemical_formula_iupac          'C24 H40 N2'
_chemical_formula_moiety         'C24 H40 N2'
_chemical_formula_sum            'C24 H40 N2'
_chemical_formula_weight         356.58
_chemical_melting_point          398
_chemical_name_common            Conessine
_chemical_name_systematic
;
conessine
;
_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                   10.4321(5)
_cell_length_b                   10.5977(5)
_cell_length_c                   19.0145(9)
_cell_measurement_reflns_used    5789
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      28.29
_cell_measurement_theta_min      2.20
_cell_volume                     2102.17(17)
_computing_cell_refinement       'SAINT (Siemens, 1996)'
_computing_data_collection       'SMART (Siemens, 1996)'
_computing_data_reduction        'SAINT (Siemens, 1996)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 1997)'
_computing_publication_material
;
SHELXTL (Sheldrick, 1997), PARST (Nardelli, 1995) and PLATON
(Spek, 2003)
;
_computing_structure_refinement  'SHELXTL (Sheldrick, 1997)'
_computing_structure_solution    'SHELXTL (Sheldrick, 1997)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 8.33
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type
;
Bruker SMART CCD area-detector
;
_diffrn_measurement_method       \w
_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  0.0340
_diffrn_reflns_av_sigmaI/netI    0.0246
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -13
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       18
_diffrn_reflns_limit_l_min       -25
_diffrn_reflns_number            14775
_diffrn_reflns_theta_full        28.30
_diffrn_reflns_theta_max         28.30
_diffrn_reflns_theta_min         2.14
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.065
_exptl_absorpt_correction_T_max  0.9929
_exptl_absorpt_correction_T_min  0.9715
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            Colorless
_exptl_crystal_density_diffrn    1.127
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             792
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.11
_refine_diff_density_max         0.398
_refine_diff_density_min         -0.178
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     240
_refine_ls_number_reflns         2955
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0515
_refine_ls_R_factor_gt           0.0478
_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^)+(0.0717P)^2^+0.5901P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1158
_refine_ls_wR_factor_ref         0.1185
_reflns_number_gt                2776
_reflns_number_total             2955
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            cs2048.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               2215855
_cod_database_fobs_code          2215855