Acyloxybutadiene tricarbonyl iron complexes as enzyme-triggered CO-releasing molecules (ET-CORMs): a structure-activity relationship study.
Romanski, Steffen; Kraus, Birgit; Guttentag, Miguel; Schlundt, Waldemar; Rücker, Hannelore; Adler, Andreas; Neudörfl, Jörg-Martin; Alberto, Roger; Amslinger, Sabine; Schmalz, Hans-Günther; Dalton transactions (Cambridge, England : 2003) 41 (2012) 13862–13875; doi:10.1039/c2dt30662j

data_7020142
_publ_section_title
;
 Acyloxybutadiene tricarbonyl iron complexes as enzyme-triggered
 CO-releasing molecules (ET-CORMs): a structure-activity relationship
 study.
;
_journal_issue                   45
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              13862
_journal_page_last               13875
_journal_paper_doi               10.1039/c2dt30662j
_journal_volume                  41
_journal_year                    2012
_chemical_formula_moiety         'C14 H16 Fe O5'
_chemical_formula_sum            'C14 H16 Fe O5'
_chemical_formula_weight         320.12
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2ybc'
_symmetry_space_group_name_H-M   'P 1 21/c 1'
_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                 104.644(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   12.4124(4)
_cell_length_b                   6.4417(2)
_cell_length_c                   18.6015(7)
_cell_measurement_reflns_used    13203
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.99
_cell_measurement_theta_min      1.70
_cell_volume                     1439.00(9)
_computing_cell_refinement       'Nonius DENZO (Otwinowski, Minor 1997)'
_computing_data_collection       'Nonius COLLECT'
_computing_data_reduction        'Nonius DENZO (Otwinowski, Minor 1997)'
_computing_molecular_graphics    'SCHAKAL99 (E. Keller 1999)'
_computing_publication_material  'PLATON (A. L. Spek 1980-2004)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       Phi/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  0.0785
_diffrn_reflns_av_sigmaI/netI    0.0477
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            13203
_diffrn_reflns_theta_full        26.99
_diffrn_reflns_theta_max         26.99
_diffrn_reflns_theta_min         1.70
_exptl_absorpt_coefficient_mu    1.063
_exptl_absorpt_correction_T_max  0.9080
_exptl_absorpt_correction_T_min  0.5014
_exptl_absorpt_correction_type   numerical
_exptl_absorpt_process_details
;
The absorption correction (X-RED; Stoe & Cie, 2001)
was performed after optimizing the crystal shape
using X-SHAPE (Stoe & Cie, 1999).
;
_exptl_crystal_colour            yellowish
_exptl_crystal_density_diffrn    1.478
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             664
_exptl_crystal_size_max          .2
_exptl_crystal_size_mid          .15
_exptl_crystal_size_min          .07
_refine_diff_density_max         0.452
_refine_diff_density_min         -0.374
_refine_diff_density_rms         0.059
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.066
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     184
_refine_ls_number_reflns         3140
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.066
_refine_ls_R_factor_all          0.0358
_refine_ls_R_factor_gt           0.0285
_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^)+(0.0301P)^2^+0.3528P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0734
_refine_ls_wR_factor_ref         0.0756
_reflns_number_gt                2687
_reflns_number_total             3140
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c2dt30662j.txt
_cod_data_source_block           rac-10
_cod_original_cell_volume        1439.00(8)
_cod_original_sg_symbol_H-M      P21/c
_cod_database_code               7020142