Mono-, di- and tetrarhenium Fischer carbene complexes with thienothiophene substituents
Lamprecht, Zandria; Radhakrishnan, Shankara; Hildebrandt, Alexander; Lang, Heinrich; Liles, David Charles; Weststrate, Nora-ann; Lotz, Simon; Bezuidenhout, Daniela Ina; Dalton Trans.  (2017) –; doi:10.1039/C7DT02969A

data_7044240
_publ_section_title
;
 Mono-, di- and tetrarhenium Fischer carbene complexes with
 thienothiophene substituents
;
_journal_name_full               'Dalton Trans.'
_journal_paper_doi               10.1039/C7DT02969A
_journal_year                    2017
_chemical_formula_moiety         'C13 H8 Br O5 Re S2'
_chemical_formula_sum            'C13 H8 Br O5 Re S2'
_chemical_formula_weight         574.42
_chemical_name_systematic
Bromo-(ethoxy-(thieno[2,3-b]thiophen-2-yl)-carbene)-tetracarbonyl-rhenium
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2ybc'
_space_group_name_H-M_alt        'P 1 21/c 1'
_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     intrinsic-phasing
_audit_creation_method           SHELXL-2016/6
_audit_update_record
;
2017-06-08 deposited with the CCDC.
2017-09-15 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 116.6180(17)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   17.2340(9)
_cell_length_b                   6.4087(4)
_cell_length_c                   16.2660(8)
_cell_measurement_reflns_used    9740
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      32.366
_cell_measurement_theta_min      2.505
_cell_volume                     1606.13(15)
_computing_cell_refinement       'Bruker SAINT'
_computing_data_collection       'Bruker APEX3'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics
; <i>ORTEP-3 for Windows</i> (Farrugia, 1997), <i>POV-RAY</i> (Cason, 2004),
 <i>Mercury</i> (Macrae <i>et al</i>., 2008)
;
_computing_publication_material
'<i>SHELXL-2014</i>, <i>PLATON</i> (Spek, 2009)'
_computing_structure_refinement
'Bruker SHELXTL, SHELXL-2014 (Sheldrick, 2015)'
_computing_structure_solution    'Bruker SHELXTS (Sheldrick, 2015)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 10.24
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'Bruker kappa Photon 100 CMOS'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_source         'I\ms micro focus'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0828
_diffrn_reflns_av_unetI/netI     0.0389
_diffrn_reflns_Laue_measured_fraction_full 1.000
_diffrn_reflns_Laue_measured_fraction_max 1.000
_diffrn_reflns_limit_h_max       26
_diffrn_reflns_limit_h_min       -26
_diffrn_reflns_limit_k_max       9
_diffrn_reflns_limit_k_min       -9
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            84514
_diffrn_reflns_point_group_measured_fraction_full 1.000
_diffrn_reflns_point_group_measured_fraction_max 1.000
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         32.648
_diffrn_reflns_theta_min         2.505
_exptl_absorpt_coefficient_mu    10.331
_exptl_absorpt_correction_T_max  0.7905
_exptl_absorpt_correction_T_min  0.5714
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Bruker, 2015)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    2.376
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       irregular-fragment
_exptl_crystal_F_000             1072
_exptl_crystal_recrystallization_method 'Re-crystallisation from solvent'
_exptl_crystal_size_max          0.194
_exptl_crystal_size_mid          0.169
_exptl_crystal_size_min          0.163
_refine_diff_density_max         1.503
_refine_diff_density_min         -1.733
_refine_diff_density_rms         0.189
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.060
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     200
_refine_ls_number_reflns         5897
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.060
_refine_ls_R_factor_all          0.0468
_refine_ls_R_factor_gt           0.0315
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+5.6196P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0487
_refine_ls_wR_factor_ref         0.0520
_reflns_number_gt                4884
_reflns_number_total             5897
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c7dt02969a2.cif
_cod_data_source_block           mo_ZL225F2_2_0ma
_cod_database_code               7044240
_shelx_shelxl_version_number     2016/6
_shelx_estimated_absorpt_t_min   0.239
_shelx_estimated_absorpt_t_max   0.284
_shelx_res_checksum              66472