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_4076623
_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 H10 N4 O4 Ru2'
_chemical_formula_weight         596.49
_space_group_IT_number           13
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yac'
_symmetry_space_group_name_H-M   'P 1 2/n 1'
_cell_angle_alpha                90.00000
_cell_angle_beta                 101.9120(10)
_cell_angle_gamma                90.00000
_cell_formula_units_Z            2
_cell_length_a                   8.3685(7)
_cell_length_b                   7.8859(6)
_cell_length_c                   16.3550(10)
_cell_measurement_reflns_used    8085
_cell_measurement_temperature    293
_cell_measurement_theta_max      28
_cell_measurement_theta_min      2
_cell_volume                     1056.08(14)
_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  .020
_diffrn_reflns_av_sigmaI/netI    .012
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -11
_diffrn_reflns_limit_k_max       10
_diffrn_reflns_limit_k_min       0
_diffrn_reflns_limit_l_max       22
_diffrn_reflns_limit_l_min       0
_diffrn_reflns_number            12173
_diffrn_reflns_theta_max         29.12
_diffrn_reflns_theta_min         2.55
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.47
_exptl_absorpt_correction_T_max  .894
_exptl_absorpt_correction_T_min  .716
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
 SADABS; Sheldrick, 1996
;
_exptl_crystal_density_diffrn    1.876
_exptl_crystal_description       prism
_exptl_crystal_F_000             580
_exptl_crystal_size_max          .70
_exptl_crystal_size_mid          .15
_exptl_crystal_size_min          .15
_refine_diff_density_max         .681
_refine_diff_density_min         -.476
_refine_ls_extinction_coef       590(147)
_refine_ls_extinction_expression 'Eq22 p292 "Cryst. Comp." Munksgaard 1970'
_refine_ls_extinction_method     Zachariasen
_refine_ls_goodness_of_fit_all   1.341
_refine_ls_goodness_of_fit_ref   1.363
_refine_ls_hydrogen_treatment    refall
_refine_ls_matrix_type           full
_refine_ls_number_constraints    0
_refine_ls_number_parameters     166
_refine_ls_number_reflns         2473
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          .022
_refine_ls_R_factor_gt           .02
_refine_ls_shift/su_max          .06
_refine_ls_shift/su_mean         .002
_refine_ls_structure_factor_coef F
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         .034
_refine_ls_wR_factor_ref         .033
_reflns_d_resolution_high        .73
_reflns_d_resolution_low         7.989
_reflns_limit_h_max              11
_reflns_limit_h_min              0
_reflns_limit_k_max              10
_reflns_limit_k_min              0
_reflns_limit_l_max              21
_reflns_limit_l_min              -22
_reflns_number_gt                2473
_reflns_number_total             2672
_reflns_threshold_expression     'F    > 4.00 sig(F   )'
_cod_data_source_file            om0101745.cif
_cod_data_source_block           gk75
_cod_original_sg_symbol_Hall     -p_2yac
_cod_original_sg_symbol_H-M      p_1_2/n_1
_cod_database_code               4076623