3,5-Bis{3-[4-(dimethylamino)phenyl]prop-2-enylidene}-1-methyl-4-piperidone and 3,5-bis[3-(4-methoxyphenyl)prop-2-enylidene]-1-methyl-4-piperidone: potential biophotonic materials
Vladimir N. Nesterov; Lev N. Zakharov; Sergey S. Sarkisov; Michael J. Curley; Augustine Urbas; Acta Crystallographica Section C 64 (2008) o73–o75; doi:10.1107/S0108270107067741

data_2016433
_publ_section_title
;
 3,5-Bis{3-[4-(dimethylamino)phenyl]prop-2-enylidene}-1-methyl-4-piperidone
 and
 3,5-bis[3-(4-methoxyphenyl)prop-2-enylidene]-1-methyl-4-piperidone:
 potential biophotonic materials
;
_journal_coeditor_code           GG3130
_journal_issue                   2
_journal_name_full               'Acta Crystallographica Section C'
_journal_page_first              o73
_journal_page_last               o75
_journal_paper_doi               10.1107/S0108270107067741
_journal_volume                  64
_journal_year                    2008
_chemical_formula_iupac          'C28 H33 N3 O'
_chemical_formula_moiety         'C28 H33 N3 O'
_chemical_formula_sum            'C28 H33 N3 O'
_chemical_formula_weight         427.57
_chemical_melting_point          471
_chemical_name_systematic
;
3,5-Bis{3-[4-(dimethylamino)phenyl]prop-2-enylidene}-1-methyl-4-piperidone
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXTL-2001
_cell_angle_alpha                90.00
_cell_angle_beta                 100.539(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   15.5459(16)
_cell_length_b                   6.1017(6)
_cell_length_c                   25.163(3)
_cell_measurement_reflns_used    2979
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      23
_cell_measurement_theta_min      3
_cell_volume                     2346.6(4)
_computing_cell_refinement       'SAINT (Bruker, 2004)'
_computing_data_collection       'SMART (Bruker, 2004)'
_computing_data_reduction        'SAINT (Bruker, 2004)'
_computing_molecular_graphics    'SHELXTL (Bruker, 2005)'
_computing_publication_material  'SHELXTL (Bruker, 2005)'
_computing_structure_refinement  'SHELXTL (Bruker, 2005)'
_computing_structure_solution    'SHELXTL (Bruker, 2005)'
_diffrn_ambient_temperature      173(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker SMART APEX CCD area-detector'
_diffrn_measurement_method       '\f and \w 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  0.0453
_diffrn_reflns_av_sigmaI/netI    0.0352
_diffrn_reflns_limit_h_max       19
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       7
_diffrn_reflns_limit_k_min       -7
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            23500
_diffrn_reflns_theta_full        26.02
_diffrn_reflns_theta_max         26.02
_diffrn_reflns_theta_min         1.65
_exptl_absorpt_coefficient_mu    0.074
_exptl_absorpt_correction_T_max  0.996
_exptl_absorpt_correction_T_min  0.905
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Sheldrick, 1995)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.210
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             920
_exptl_crystal_size_max          0.34
_exptl_crystal_size_mid          0.14
_exptl_crystal_size_min          0.06
_refine_diff_density_max         0.212
_refine_diff_density_min         -0.173
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.007
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     294
_refine_ls_number_reflns         4641
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.007
_refine_ls_R_factor_all          0.0701
_refine_ls_R_factor_gt           0.0467
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0504P)^2^+0.77P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1077
_refine_ls_wR_factor_ref         0.1224
_reflns_number_gt                3393
_reflns_number_total             4641
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            gg3130.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/n'
_cod_database_code               2016433
_cod_database_fobs_code          2016433