Conversion of C[triple bond]C to CO in alkynyl-metal complexes: oxidation of carbon chains capped by carbon-tricobalt clusters.
Bruce, Michael I.; Humphrey, Paul A.; Zaitseva, Natasha N.; Nicholson, Brian K.; Skelton, Brian W.; White, Allan H.; Dalton transactions (Cambridge, England : 2003) 39 (2010) 8801–8811; doi:10.1039/c002997c

data_7025729
_publ_section_title
;
 Conversion of C[triple bond]C to CO in alkynyl-metal complexes: oxidation
 of carbon chains capped by carbon-tricobalt clusters.
;
_journal_issue                   37
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8801
_journal_page_last               8811
_journal_paper_doi               10.1039/c002997c
_journal_volume                  39
_journal_year                    2010
_chemical_formula_moiety         'C70 H44 Co6 O16 P4, 2(C H2 Cl2)'
_chemical_formula_sum            'C72 H48 Cl4 Co6 O16 P4'
_chemical_formula_weight         1788.36
_chemical_name_systematic
;
?
;
_space_group_IT_number           14
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-P 2yn'
_symmetry_space_group_name_H-M   'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_date             2008-10-12T10:06:28-00:00
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 116.671(9)
_cell_angle_gamma                90
_cell_formula_units_Z            2
_cell_length_a                   13.1351(11)
_cell_length_b                   22.3563(9)
_cell_length_c                   13.8275(9)
_cell_measurement_reflns_used    3587
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      32.2047
_cell_measurement_theta_min      3.3948
_cell_volume                     3628.4(5)
_computing_cell_refinement
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_data_collection
;
CrysAlis CCD, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_data_reduction
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
;
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      100(2)
_diffrn_detector_area_resol_mean 10.4738
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type
;
Oxford Diffraction Xcalibur diffractometer
;
_diffrn_measurement_method       '\w scans'
_diffrn_orient_matrix_UB_11      -0.0135241138
_diffrn_orient_matrix_UB_12      0.0303362919
_diffrn_orient_matrix_UB_13      -0.0150471996
_diffrn_orient_matrix_UB_21      -0.0513765435
_diffrn_orient_matrix_UB_22      -0.0090326118
_diffrn_orient_matrix_UB_23      -0.0445145133
_diffrn_orient_matrix_UB_31      -0.028557292
_diffrn_orient_matrix_UB_32      0.0016870092
_diffrn_orient_matrix_UB_33      0.032879459
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0742
_diffrn_reflns_av_unetI/netI     0.1066
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -17
_diffrn_reflns_limit_k_max       30
_diffrn_reflns_limit_k_min       -30
_diffrn_reflns_limit_l_max       17
_diffrn_reflns_limit_l_min       -18
_diffrn_reflns_number            37240
_diffrn_reflns_theta_full        29
_diffrn_reflns_theta_max         29
_diffrn_reflns_theta_min         3.26
_exptl_absorpt_coefficient_mu    1.642
_exptl_absorpt_correction_T_max  0.91
_exptl_absorpt_correction_T_min  0.828
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.29 (release 10-06-2008 CrysAlis171 .NET)
(compiled Jun 10 2008,16:49:55)
Empirical absorption correction using spherical harmonics,
implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            dark_red
_exptl_crystal_density_diffrn    1.637
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1796
_exptl_crystal_size_max          0.16
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.06
_refine_diff_density_max         1.646
_refine_diff_density_min         -1.746
_refine_diff_density_rms         0.114
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.908
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     455
_refine_ls_number_reflns         9628
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.908
_refine_ls_R_factor_all          0.0911
_refine_ls_R_factor_gt           0.0478
_refine_ls_shift/su_max          0.004
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0599P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1109
_refine_ls_wR_factor_ref         0.1192
_reflns_number_gt                5783
_reflns_number_total             9628
_reflns_threshold_expression     I>2sigma(I)
_cod_data_source_file            c002997c.txt
_cod_data_source_block           br1437
_cod_database_code               7025729