Deformation twinning of ferrocene crystals assisted by the rotational mobility of cyclopentadienyl rings.
Miyamoto, Yasuhiro; Takamizawa, Satoshi; Dalton transactions (Cambridge, England : 2003) 44 (2015) 5688–5691; doi:10.1039/c4dt03922j

data_7033933
_publ_section_title
;
 Deformation twinning of ferrocene crystals assisted by the rotational
 mobility of cyclopentadienyl rings.
;
_journal_issue                   12
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              5688
_journal_page_last               5691
_journal_paper_doi               10.1039/c4dt03922j
_journal_volume                  44
_journal_year                    2015
_chemical_formula_sum            'C10 H10 Ni'
_chemical_formula_weight         188.89
_chemical_name_systematic
; 
 ? 
;
_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           SHELXL-97
_audit_update_record
;
2015-01-31 deposited with the CCDC.
2015-02-09 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 91.895(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   5.9142(9)
_cell_length_b                   7.8676(11)
_cell_length_c                   9.1622(13)
_cell_measurement_temperature    298(2)
_cell_measurement_theta_max      56.522
_cell_measurement_theta_min      6.825
_cell_volume                     426.09(11)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      298(2)
_diffrn_detector_area_resol_mean 8.366
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.994
_diffrn_measurement_device_type  '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  0.0176
_diffrn_reflns_limit_h_max       7
_diffrn_reflns_limit_h_min       -7
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       12
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            3029
_diffrn_reflns_theta_full        28.26
_diffrn_reflns_theta_max         28.26
_diffrn_reflns_theta_min         3.41
_exptl_absorpt_coefficient_mu    2.202
_exptl_absorpt_correction_T_max  0.5485
_exptl_absorpt_correction_T_min  0.4056
_exptl_absorpt_correction_type   empirical
_exptl_absorpt_process_details
;
SADABS; sheldrick, 1996
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.472
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       polygonal
_exptl_crystal_F_000             196
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.31
_refine_diff_density_max         0.197
_refine_diff_density_min         -0.492
_refine_diff_density_rms         0.109
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.101
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     98
_refine_ls_number_reflns         1053
_refine_ls_number_restraints     20
_refine_ls_restrained_S_all      1.091
_refine_ls_R_factor_all          0.0299
_refine_ls_R_factor_gt           0.0254
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0446P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0659
_refine_ls_wR_factor_ref         0.0692
_reflns_number_gt                850
_reflns_number_total             1053
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt03922j2.cif
_cod_data_source_block           nickelocene
_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.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 

 Adding full bibliography for 7033930--7033937.cif.
;
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               7033933
_diffrn_reflns_av_uneti/neti'    0.0223