Dipolar Second-Order Nonlinear Optical Chromophores Containing Ferrocene, Octamethylferrocene, and Ruthenocene Donors and Strong π-Acceptors: Crystal Structures and Comparison of π-Donor Strengths.
Kinnibrugh, Tiffany L.; Salman, Seyhan; Getmanenko, Yulia A.; Coropceanu, Veaceslav; Porter, 3rd, William W; Timofeeva, Tatiana V.; Matzger, Adam J.; Brédas, Jean-Luc; Marder, Seth R.; Barlow, Stephen; Organometallics 28 (2009) 1350–1357; doi:10.1021/om800986s

data_4068625
_publ_section_title
;
 Dipolar Second-Order Nonlinear Optical Chromophores Containing Ferrocene,
 Octamethylferrocene, and Ruthenocene Donors and Strong \p-Acceptors:
 Crystal Structures and Comparison of \p-Donor Strengths.
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1350
_journal_page_last               1357
_journal_paper_doi               10.1021/om800986s
_journal_volume                  28
_journal_year                    2009
_chemical_formula_moiety         'C23 H24 N2 O2 Ru S'
_chemical_formula_sum            'C23 H24 N2 O2 Ru S'
_chemical_formula_weight         493.57
_chemical_name_systematic
; 
 1,3-diethyl-5-((2E,4E)-5-ruthenocenylpenta-2,4-dienylidene)-2-thiobarbituric acid 
;
_space_group_IT_number           2
_symmetry_cell_setting           triclinic
_symmetry_space_group_name_Hall  '-P 1'
_symmetry_space_group_name_H-M   'P -1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                91.517(2)
_cell_angle_beta                 96.695(2)
_cell_angle_gamma                110.652(2)
_cell_formula_units_Z            2
_cell_length_a                   9.2218(10)
_cell_length_b                   10.2988(11)
_cell_length_c                   11.7624(13)
_cell_measurement_reflns_used    4926
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.63
_cell_measurement_theta_min      1.75
_cell_volume                     1035.5(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      173(2)
_diffrn_measured_fraction_theta_full 0.984
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device_type  'Bruker SMART APEX 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  0.0431
_diffrn_reflns_av_sigmaI/netI    0.0580
_diffrn_reflns_limit_h_max       12
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -15
_diffrn_reflns_number            12077
_diffrn_reflns_theta_full        29.50
_diffrn_reflns_theta_max         29.50
_diffrn_reflns_theta_min         2.12
_exptl_absorpt_coefficient_mu    0.880
_exptl_absorpt_correction_T_max  0.9491
_exptl_absorpt_correction_T_min  0.7844
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Sheldrick, 2003)'
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.583
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             504
_exptl_crystal_size_max          0.29
_exptl_crystal_size_mid          0.10
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.673
_refine_diff_density_min         -1.225
_refine_diff_density_rms         0.114
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.002
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         5685
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.002
_refine_ls_R_factor_all          0.0448
_refine_ls_R_factor_gt           0.0345
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0399P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0796
_refine_ls_wR_factor_ref         0.0833
_reflns_number_gt                4763
_reflns_number_total             5685
_reflns_threshold_expression     I&gt;2\s(I)
_cod_data_source_file            om800986s_si_003.cif
_cod_data_source_block           COMPOUND_3
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
according to /home/saulius/struct/CIF-dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1715 2011-07-08 13:25:40Z adriana 

The following automatic conversions were performed:

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

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_cell_volume        1035.45(19)
_cod_original_sg_symbol_H-M      'P-1   '
_cod_database_code               4068625