Carbon Chain Formation on Metallic Arrays. X-ray Structural Determinations of [Ru4(μ4-(CCC(CO2Me)C(CO2Me))(η-C5H4R)2(μ-CO)(CO)8], [{Ru(CO)2(η-C5H5)}2{μ-CCC(CO2Me)C(CO2Me)C(O)}], and [{Ru(CO)2(η-C5H5)2{μ-CC(CN)2CC(CN)2}] (R = H, Me)
Byrne, Lindsay T.; Hos, James P.; Koutsantonis, George A.; Sanford, Vanessa; Skelton, Brian W.; White, Allan H.; Organometallics 21 (2002) 3147–; doi:10.1021/om0101745

data_4076622
_publ_section_title
;
 Carbon Chain Formation on Metallic Arrays. X-ray Structural
 Determinations of [Ru4(\m4-(CCC(CO2Me)C(CO2Me))(\h-C5H4R)2(\m-CO)(CO)8],
 [{Ru(CO)2(\h-C5H5)}2{\m-CCC(CO2Me)C(CO2Me)C(O)}], and
 [{Ru(CO)2(\h-C5H5)2{\m-CC(CN)2CC(CN)2}] (R = H, Me)
;
_journal_issue                   15
_journal_name_full               Organometallics
_journal_page_first              3147
_journal_paper_doi               10.1021/om0101745
_journal_volume                  21
_journal_year                    2002
_chemical_formula_sum            'C22 H16 O8 Ru2'
_chemical_formula_weight         610.5
_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'
_cell_angle_alpha                90.00000
_cell_angle_beta                 95.624(2)
_cell_angle_gamma                90.00000
_cell_formula_units_Z            4
_cell_length_a                   12.2700(14)
_cell_length_b                   10.1070(11)
_cell_length_c                   17.5210(19)
_cell_measurement_reflns_used    8192
_cell_measurement_temperature    293
_cell_measurement_theta_max      28
_cell_measurement_theta_min      2
_cell_volume                     2162.4(4)
_computing_cell_refinement       'Siemens SAINT (Siemens, 1995)'
_computing_data_collection       'Siemens SMART (Siemens, 1995)'
_computing_data_reduction        'xtal ADDREF SORTRF'
_computing_molecular_graphics    xtal
_computing_publication_material  'xtal BONDLA CIFIO'
_computing_structure_refinement  'xtal CRYLSQ'
_computing_structure_solution    xtal
_diffrn_ambient_temperature      293
_diffrn_measurement_device_type
;
Bruker SMART CCD diffractometer
;
_diffrn_measurement_method       '\w scans'
_diffrn_radiation_detector       'CCD area detector'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'sealed tube'
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     .71073
_diffrn_reflns_av_R_equivalents  .02
_diffrn_reflns_av_sigmaI/netI    .057
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            25129
_diffrn_reflns_theta_max         29.17
_diffrn_reflns_theta_min         1.67
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.44
_exptl_absorpt_correction_T_max  .850
_exptl_absorpt_correction_T_min  .656
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS; Sheldrick, 1996
;
_exptl_crystal_density_diffrn    1.875
_exptl_crystal_description       fragment
_exptl_crystal_F_000             1200
_exptl_crystal_size_max          0.45
_exptl_crystal_size_mid          0.13
_exptl_crystal_size_min          0.07
_refine_diff_density_max         .937
_refine_diff_density_min         -.337
_refine_ls_goodness_of_fit_all   1.215
_refine_ls_goodness_of_fit_ref   1.344
_refine_ls_hydrogen_treatment    noref
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     299
_refine_ls_number_reflns         3937
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          .052
_refine_ls_R_factor_gt           .032
_refine_ls_shift/su_max          .044
_refine_ls_shift/su_mean         .002
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         .042
_refine_ls_wR_factor_ref         .039
_reflns_d_resolution_high        .729
_reflns_d_resolution_low         12.181
_reflns_limit_h_max              16
_reflns_limit_h_min              0
_reflns_limit_k_max              13
_reflns_limit_k_min              0
_reflns_limit_l_max              23
_reflns_limit_l_min              -23
_reflns_number_gt                3937
_reflns_number_total             5483
_reflns_threshold_expression     'F    > 4.00 sig(F   )'
_cod_data_source_file            om0101745.cif
_cod_data_source_block           gk70
_cod_original_sg_symbol_Hall     -p_2ybc
_cod_original_sg_symbol_H-M      p_1_21/c_1
_cod_database_code               4076622