[(Eta-C5H4R)Fe(CO)2X], X = Cl, Br, I, NO3, CO2Me and [(eta-C5H4R)Fe(CO)3]+, R = (CH2)nCO2Me (n = 0-2), and CO2CH2CH2OH: a new group of CO-releasing molecules.
Scapens, David; Adams, Harry; Johnson, Tony R.; Mann, Brian E.; Sawle, Philip; Aqil, Rehan; Perrior, Trevor; Motterlini, Roberto; Dalton transactions (Cambridge, England : 2003)  (2007) 4962–4973; doi:10.1039/b704832g

data_7005722
_publ_section_title
;
 [(Eta-C5H4R)Fe(CO)2X], X = Cl, Br, I, NO3, CO2Me and
 [(eta-C5H4R)Fe(CO)3]+, R = (CH2)nCO2Me (n = 0-2), and CO2CH2CH2OH: a
 new group of CO-releasing molecules.
;
_journal_issue                   43
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4962
_journal_page_last               4973
_journal_paper_doi               10.1039/b704832g
_journal_year                    2007
_chemical_formula_sum            'C20 H18 Fe2 O10'
_chemical_formula_weight         530.04
_chemical_name_systematic
;

?

;
_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                103.139(5)
_cell_angle_beta                 97.091(5)
_cell_angle_gamma                98.965(5)
_cell_formula_units_Z            2
_cell_length_a                   7.283(4)
_cell_length_b                   8.083(4)
_cell_length_c                   17.632(8)
_cell_measurement_reflns_used    6976
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      26.88
_cell_measurement_theta_min      2.41
_cell_volume                     984.7(9)
_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      150(2)
_diffrn_detector_area_resol_mean 100
_diffrn_measured_fraction_theta_full 0.995
_diffrn_measured_fraction_theta_max 0.902
_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  0.0154
_diffrn_reflns_av_sigmaI/netI    0.0182
_diffrn_reflns_limit_h_max       8
_diffrn_reflns_limit_h_min       -9
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            9874
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         26.99
_diffrn_reflns_theta_min         2.41
_diffrn_standards_decay_%        0
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    1.533
_exptl_absorpt_correction_T_max  0.8872
_exptl_absorpt_correction_T_min  0.7391
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            red
_exptl_crystal_density_diffrn    1.788
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             540
_exptl_crystal_size_max          0.21
_exptl_crystal_size_mid          0.19
_exptl_crystal_size_min          0.08
_refine_diff_density_max         0.593
_refine_diff_density_min         -0.523
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.064
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     308
_refine_ls_number_reflns         3875
_refine_ls_number_restraints     8
_refine_ls_restrained_S_all      1.068
_refine_ls_R_factor_all          0.0255
_refine_ls_R_factor_gt           0.0235
_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^)+(0.0285P)^2^+0.7338P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0595
_refine_ls_wR_factor_ref         0.0609
_reflns_number_gt                3633
_reflns_number_total             3875
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b704832g.txt
_cod_data_source_block           ime112
_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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
;
_cod_original_sg_symbol_H-M      P-1
_cod_database_code               7005722