Structures of the conformational isomers and polymorph modifications of N-substituted 2,6-(E,E)-bis(ferrocenylidene)piperid-4-ones: photo- and electrochemically induced E/Z isomerization
Romanov, Alexander S.; Shapovalov, Alexey V.; Angles, Gary F.; Timofeeva, Tatiana V.; Corsini, Maddalena; Fusi, Stefania; Fabrizi de Biani, Fabrizia; CrystEngComm 17 (2015) 7564–; doi:10.1039/C5CE01111F

data_7221953
_publ_section_title
;
 Structures of the conformational isomers and polymorph modifications of
 N-substituted 2,6-(E,E)-bis(ferrocenylidene)piperid-4-ones: photo- and
 electrochemically induced E/Z isomerization
;
_journal_issue                   39
_journal_name_full               CrystEngComm
_journal_page_first              7564
_journal_paper_doi               10.1039/C5CE01111F
_journal_volume                  17
_journal_year                    2015
_chemical_formula_moiety         'C28 H27 Fe2 N O'
_chemical_formula_sum            'C28 H27 Fe2 N O'
_chemical_formula_weight         505.21
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           4
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  'P 2yb'
_symmetry_space_group_name_H-M   'P 1 21 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2015-02-16 deposited with the CCDC.
2015-08-31 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 95.467(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.9820(7)
_cell_length_b                   12.7479(15)
_cell_length_c                   14.4154(17)
_cell_measurement_reflns_used    2984
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      30.50
_cell_measurement_theta_min      2.84
_cell_volume                     1094.3(2)
_computing_cell_refinement       'SAINT+ ver. 6.2 (Bruker, 2001)'
_computing_data_collection       'APEX2  (Bruker, 2005)'
_computing_data_reduction        'SAINT+ ver. 6.2 (Bruker, 2001)'
_computing_molecular_graphics    'SHELXTL ver. 6.12 (Sheldrick, 2001)'
_computing_publication_material  'SHELXTL ver. 6.12 (Sheldrick, 2001)'
_computing_structure_refinement  'SHELXTL ver. 6.12 (Sheldrick, 2001)'
_computing_structure_solution    'SHELXTL ver. 6.12 (Sheldrick, 2001)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 0.991
_diffrn_measured_fraction_theta_max 0.991
_diffrn_measurement_device_type  'Bruker SMART APEX II CCD area detector'
_diffrn_measurement_method       'phi and omega 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  0.0249
_diffrn_reflns_av_sigmaI/netI    0.0318
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       16
_diffrn_reflns_limit_k_min       -16
_diffrn_reflns_limit_l_max       19
_diffrn_reflns_limit_l_min       -19
_diffrn_reflns_number            16287
_diffrn_reflns_theta_full        28.00
_diffrn_reflns_theta_max         28.00
_diffrn_reflns_theta_min         2.14
_exptl_absorpt_coefficient_mu    1.347
_exptl_absorpt_correction_T_max  0.9235
_exptl_absorpt_correction_T_min  0.6960
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2003)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.533
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             524
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.23
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.409
_refine_diff_density_min         -0.610
_refine_diff_density_rms         0.087
_refine_ls_abs_structure_details 'Flack H D (1983), Acta Cryst. A39, 876-881'
_refine_ls_abs_structure_Flack   0.037(19)
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.937
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     289
_refine_ls_number_reflns         5200
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.937
_refine_ls_R_factor_all          0.0399
_refine_ls_R_factor_gt           0.0375
_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^)+(0.0500P)^2^+2.2000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0935
_refine_ls_wR_factor_ref         0.0949
_reflns_number_gt                4935
_reflns_number_total             5200
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c5ce01111f1.cif
_cod_data_source_block           a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3271 2015-04-21 07:52:19Z andrius 

 Adding full bibliography for 7221953--7221957.cif.
;
_cod_original_sg_symbol_H-M      'P 21'
_cod_database_code               7221953