1-Formyl-<i>t</i>-3,<i>t</i>-5-dimethyl-<i>r</i>-2,<i>c</i>-6-diphenylpiperidin-4-one
Ravichandran, K.; Ramesh, P.; Sakthivel, P.; Ponnuswamy, S.; Ponnuswamy, M. N.; Acta Crystallographica Section E 66 (2010) o1505–; doi:10.1107/S1600536810018490

data_2226078
_publ_section_title
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 1-Formyl-<i>t</i>-3,<i>t</i>-5-dimethyl-<i>r</i>-2,<i>c</i>-6-diphenylpiperidin-4-one
;
_journal_coeditor_code           CI5087
_journal_issue                   6
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o1505
_journal_paper_doi               10.1107/S1600536810018490
_journal_volume                  66
_journal_year                    2010
_chemical_formula_iupac          'C20 H21 N O2'
_chemical_formula_moiety         'C20 H21 N O2'
_chemical_formula_sum            'C20 H21 N O2'
_chemical_formula_weight         307.38
_chemical_name_systematic
1-Formyl-<i>t</i>-3,<i>t</i>-5-dimethyl-<i>r</i>-2,<i>c</i>-6-diphenylpiperidin-4-one
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_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            8
_cell_length_a                   7.4303(4)
_cell_length_b                   15.3567(6)
_cell_length_c                   29.6732(13)
_cell_measurement_reflns_used    1246
_cell_measurement_temperature    292(2)
_cell_measurement_theta_max      28.44
_cell_measurement_theta_min      1.37
_cell_volume                     3385.9(3)
_computing_cell_refinement       'SAINT (Bruker, 2008)'
_computing_data_collection       'APEX2 (Bruker, 2008)'
_computing_data_reduction        'SAINT (Bruker, 2008)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material
'SHELXL97 (Sheldrick, 2008) and PLATON (Spek, 2009)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      292(2)
_diffrn_measured_fraction_theta_full 0.986
_diffrn_measured_fraction_theta_max 0.986
_diffrn_measurement_device_type
'Bruker SMART APEXII area-detector diffractometer'
_diffrn_measurement_method       '\w and \f scans'
_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  0.0296
_diffrn_reflns_av_sigmaI/netI    0.0323
_diffrn_reflns_limit_h_max       6
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       18
_diffrn_reflns_limit_k_min       -20
_diffrn_reflns_limit_l_max       38
_diffrn_reflns_limit_l_min       -39
_diffrn_reflns_number            16882
_diffrn_reflns_theta_full        28.44
_diffrn_reflns_theta_max         28.44
_diffrn_reflns_theta_min         1.37
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.077
_exptl_absorpt_correction_T_max  0.988
_exptl_absorpt_correction_T_min  0.983
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 2008)'
_exptl_crystal_colour            Colourless
_exptl_crystal_density_diffrn    1.206
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Block
_exptl_crystal_F_000             1312
_exptl_crystal_size_max          0.22
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.16
_refine_diff_density_max         0.371
_refine_diff_density_min         -0.225
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.015
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     213
_refine_ls_number_reflns         4198
_refine_ls_number_restraints     25
_refine_ls_restrained_S_all      1.104
_refine_ls_R_factor_all          0.1239
_refine_ls_R_factor_gt           0.0585
_refine_ls_shift/su_max          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^)+(0.0741P)^2^+1.1948P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1541
_refine_ls_wR_factor_ref         0.1937
_reflns_number_gt                2097
_reflns_number_total             4198
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            ci5087.cif
_cod_data_source_block           I
_cod_depositor_comments
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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 
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_cod_database_code               2226078
_cod_database_fobs_code          2226078