<i>r</i>-2,<i>c</i>-6-Bis(4-methoxyphenyl)-<i>c</i>-3,<i>t</i>-3-dimethylpiperidin-4-one
Ponnuswamy, S.; Mohanraj, V.; Gayathri, P.; Thiruvalluvar, A.; Butcher, R. J.; Acta Crystallographica Section E 64 (2008) o2328–; doi:10.1107/S1600536808036830

data_2220387
_publ_section_title
<i>r</i>-2,<i>c</i>-6-Bis(4-methoxyphenyl)-<i>c</i>-3,<i>t</i>-3-dimethylpiperidin-4-one
_journal_coeditor_code           WN2288
_journal_issue                   12
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              o2328
_journal_paper_doi               10.1107/S1600536808036830
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C21 H25 N O3'
_chemical_formula_moiety         'C21 H25 N O3'
_chemical_formula_structural     'C21 H25 N O3'
_chemical_formula_sum            'C21 H25 N O3'
_chemical_formula_weight         339.42
_chemical_melting_point          344.0(10)
_chemical_name_common            piperidin-4-one
_chemical_name_systematic
;
r-2,c-6-Bis(4-methoxyphenyl)-c-3,t-3-dimethylpiperidin-4-one
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_cell_angle_alpha                90
_cell_angle_beta                 93.543(3)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   5.9772(2)
_cell_length_b                   23.0858(8)
_cell_length_c                   26.7611(8)
_cell_measurement_reflns_used    4399
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      32.4916
_cell_measurement_theta_min      4.5762
_cell_volume                     3685.7(2)
_computing_cell_refinement       'CrysAlis RED (Oxford Diffraction, 2008)'
_computing_data_collection       'CrysAlis CCD (Oxford Diffraction, 2008)'
_computing_data_reduction        'CrysAlis RED (Oxford Diffraction, 2008)'
_computing_molecular_graphics    'ORTEP-3 (Farrugia, 1997)'
_computing_publication_material  'PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_detector_area_resol_mean 10.5081
_diffrn_measured_fraction_theta_full 0.989
_diffrn_measured_fraction_theta_max 0.904
_diffrn_measurement_device_type  'Oxford Diffraction R Gemini'
_diffrn_measurement_method       '\f and \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  0.0873
_diffrn_reflns_av_sigmaI/netI    0.3267
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -8
_diffrn_reflns_limit_k_max       34
_diffrn_reflns_limit_k_min       -34
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -40
_diffrn_reflns_number            31849
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         32.55
_diffrn_reflns_theta_min         4.58
_diffrn_standards_decay_%        0
_diffrn_standards_interval_count 0
_diffrn_standards_interval_time  0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.081
_exptl_absorpt_correction_T_max  1.00000
_exptl_absorpt_correction_T_min  0.86636
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(CrysAlis RED; Oxford Diffraction, 2008)'
_exptl_crystal_colour            colourless
_exptl_crystal_density_diffrn    1.223
_exptl_crystal_density_method    'Not Measured'
_exptl_crystal_description       'rectangular prism'
_exptl_crystal_F_000             1456
_exptl_crystal_size_max          0.47
_exptl_crystal_size_mid          0.39
_exptl_crystal_size_min          0.21
_refine_diff_density_max         0.186
_refine_diff_density_min         -0.187
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.739
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     459
_refine_ls_number_reflns         12080
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.739
_refine_ls_R_factor_all          0.2175
_refine_ls_R_factor_gt           0.0445
_refine_ls_shift/su_max          0.001
_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^)+(0.0352P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0744
_refine_ls_wR_factor_ref         0.0996
_reflns_number_gt                3437
_reflns_number_total             12080
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            wn2288.cif
_cod_data_source_block           I
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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 'Monoclinic' changed to 'monoclinic'
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_sg_symbol_H-M      'P 21/c'
_cod_database_code               2220387
_cod_database_fobs_code          2220387