Synthesis and structures of doubly-bridged dicyclopentadienyl dinuclear rhenium complexes, and their photochemical reactions with aromatic halides in benzene.
Zhu, Bolin; Huang, Xinwei; Hao, Xiaoting; Dalton transactions (Cambridge, England : 2003) 43 (2014) 16726–16736; doi:10.1039/c4dt02370f

data_7032507
_publ_section_title
;
 Synthesis and structures of doubly-bridged dicyclopentadienyl dinuclear
 rhenium complexes, and their photochemical reactions with aromatic
 halides in benzene.
;
_journal_issue                   44
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              16726
_journal_page_last               16736
_journal_paper_doi               10.1039/c4dt02370f
_journal_volume                  43
_journal_year                    2014
_chemical_formula_sum            'C19 H14 O6 Re2'
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_symmetry_space_group_name_Hall  '-P 1'
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_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
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_cell_angle_beta                 73.7350(10)
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_cell_length_a                   7.9128(7)
_cell_length_b                   11.5018(10)
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_cell_measurement_temperature    296(2)
_cell_measurement_theta_max      28.30
_cell_measurement_theta_min      2.87
_cell_volume                     948.91(14)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
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_computing_publication_material  'Bruker SHELXTL'
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_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      296(2)
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_diffrn_measured_fraction_theta_max 0.991
_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'
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_diffrn_reflns_theta_max         25.01
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            YELLOW
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_exptl_crystal_density_meas      ?
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_exptl_crystal_description       BLOCK
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
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_refine_ls_R_factor_all          0.0230
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0252P)^2^+1.2961P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_number_gt                2948
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_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c4dt02370f1.cif
_cod_data_source_block           111115a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Triclinic' changed to 'triclinic'
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_absorpt_correction_type' value 'MULTI-SCAN'
changed to 'multi-scan' 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.

'_refine_ls_hydrogen_treatment' value 'CONSTR' changed
to 'constr' 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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 7032504--7032512.cif.

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'NONE' 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 

2018-02-23
Z value and formula fixed to values more according to usual
chemical conventions.                 miguel
;
_cod_original_formula_sum            'C38 H28 O12 Re4'
_cod_original_formula_weight         1421.40
_cod_original_formula_units_Z            1
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7032507