<i>N</i>-<i>tert</i>-Butyl-5α-androstane-17β-carboxamide
Yan, Xin; Xu, Shiqing; Wang, Jingmei; Chen, Ying; Xia, Peng; Acta Crystallographica Section E 65 (2009) o587–; doi:10.1107/S1600536809005741

data_2221210
_publ_section_title
;
 <i>N</i>-<i>tert</i>-Butyl-5\a-androstane-17\b-carboxamide
;
_journal_coeditor_code           TK2372
_journal_issue                   3
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o587
_journal_paper_doi               10.1107/S1600536809005741
_journal_volume                  65
_journal_year                    2009
_chemical_formula_iupac          'C24 H41 N O'
_chemical_formula_moiety         'C24 H41 N O'
_chemical_formula_sum            'C24 H41 N O'
_chemical_formula_weight         359.58
_chemical_melting_point          451.5
_chemical_name_systematic
;
<i>N</i>-<i>tert</i>-Butyl-5\a-androstane-17\b-carboxamide
;
_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                   6.373(2)
_cell_length_b                   12.802(4)
_cell_length_c                   26.775(9)
_cell_measurement_reflns_used    962
_cell_measurement_temperature    294(2)
_cell_measurement_theta_max      19.0
_cell_measurement_theta_min      2.8
_cell_volume                     2184.5(12)
_computing_cell_refinement       'SMART (Bruker, 2000)'
_computing_data_collection       'SMART (Bruker, 2000)'
_computing_data_reduction        'SHELXTL (Sheldrick, 2008)'
_computing_molecular_graphics    'SHELXTL (Sheldrick, 2008)'
_computing_publication_material  'SHELXTL (Sheldrick, 2008)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      294(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.063
_diffrn_reflns_av_sigmaI/netI    0.078
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -34
_diffrn_reflns_number            10583
_diffrn_reflns_theta_full        27.1
_diffrn_reflns_theta_max         27.1
_diffrn_reflns_theta_min         1.5
_exptl_absorpt_coefficient_mu    0.065
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.990
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1996)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.093
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Parallelepiped
_exptl_crystal_F_000             800
_exptl_crystal_size_max          0.15
_exptl_crystal_size_mid          0.08
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.10
_refine_diff_density_min         -0.12
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.75
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     240
_refine_ls_number_reflns         2757
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.75
_refine_ls_R_factor_all          0.082
_refine_ls_R_factor_gt           0.037
_refine_ls_shift/su_max_lt       0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0299P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.063
_refine_ls_wR_factor_ref         0.068
_reflns_number_gt                1433
_reflns_number_total             2757
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            tk2372.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.

'_exptl_absorpt_correction_type' value 'Multi-Scan' changed
to 'multi-scan' 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.

'_exptl_absorpt_correction_type' value 'Multi-Scan'
changed to 'multi-scan' 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_original_cell_volume        2184.3(12)
_cod_database_code               2221210
_cod_database_fobs_code          2221210