An unusual zinc-promoted decomposition of a bis(2-{pyrid-2-yl}ethyl)amine derivative.
Mokuolu, Q. Folshade; Kilner, Colin A.; Barrett, Simon A.; McGowan, Patrick C.; Halcrow, Malcolm A.; Inorganic chemistry 44 (2005) 4136–4138; doi:10.1021/ic050270o

data_4340425
_publ_section_title
;
 An unusual zinc-promoted decomposition of a bis(2-{pyrid-2-yl}ethyl)amine
 derivative.
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_journal_issue                   12
_journal_name_full               'Inorganic chemistry'
_journal_page_first              4136
_journal_page_last               4138
_journal_paper_doi               10.1021/ic050270o
_journal_volume                  44
_journal_year                    2005
_chemical_formula_moiety         'C25 H27 Br2 Cu Fe N3'
_chemical_formula_sum            'C25 H27 Br2 Cu Fe N3'
_chemical_formula_weight         648.71
_chemical_name_systematic
; 
Dibromo[bis(2-{pyrid-2-yl}ethyl)(ferrocenylmethyl)amine]copper(II)
;
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            8
_cell_length_a                   14.7899(2)
_cell_length_b                   11.7343(2)
_cell_length_c                   27.8198(4)
_cell_measurement_reflns_used    44387
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      27.49
_cell_measurement_theta_min      2.75
_cell_volume                     4828.10(13)
_computing_cell_refinement       'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 1999)'
_computing_data_reduction        'DENZO-SMN (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'ORTEX (McArdle, 1995)'
_computing_publication_material  'local program'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 9.091
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type
'Nonius KappaCCD area detector diffractometer'
_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  0.1755
_diffrn_reflns_av_sigmaI/netI    0.0820
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -19
_diffrn_reflns_limit_k_max       15
_diffrn_reflns_limit_k_min       -15
_diffrn_reflns_limit_l_max       36
_diffrn_reflns_limit_l_min       -30
_diffrn_reflns_number            44387
_diffrn_reflns_theta_full        27.49
_diffrn_reflns_theta_max         27.49
_diffrn_reflns_theta_min         2.75
_exptl_absorpt_coefficient_mu    4.811
_exptl_absorpt_correction_T_max  0.729
_exptl_absorpt_correction_T_min  0.596
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 Using multiple and symmetry-related data measurements via the program SORTAV
 See R.H. Blessing, Acta Cryst (1995), A51, 33-38 
;
_exptl_crystal_colour            'Dark green'
_exptl_crystal_density_diffrn    1.785
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Fragment
_exptl_crystal_F_000             2584
_exptl_crystal_size_max          0.12
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.07
_refine_diff_density_max         0.796
_refine_diff_density_min         -1.195
_refine_diff_density_rms         0.302
_refine_ls_extinction_coef       0.00093(13)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.041
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     335
_refine_ls_number_reflns         5533
_refine_ls_number_restraints     30
_refine_ls_restrained_S_all      1.039
_refine_ls_R_factor_all          0.0865
_refine_ls_R_factor_gt           0.0496
_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^)+(0.0541P)^2^+2.9611P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1097
_refine_ls_wR_factor_ref         0.1251
_reflns_number_gt                3806
_reflns_number_total             5533
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            ic050270osi20050221_075532.cif
_cod_data_source_block           c:\datasets\leeds\smcubr\smcubr
_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/automatic-downloads/retrospective/ACS/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 2281 2013-09-26 08:29:07Z andrius 
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_cod_database_code               4340425