Thiolates vs. halides as π-donors: the redox-active alkyne complexes [M(SR)L(η-R′CCR′)L′] {M = Mo or W, L = CO or P(OMe)3, L′ = η-C5H5 and Tp′}
Adams, Christopher J.; Baber, Angharad; Boonyuen, Supakorn; Connelly, Neil G.; Diosdado, Beatriz E.; Kantacha, Anob; Orpen, A. Guy; Patrón, Elena; Dalton Transactions  (2009) 9746–9758; doi:10.1039/b912986c

data_7002782
_publ_section_title
;
 Thiolates vs. halides as \p-donors: the redox-active alkyne complexes
 [M(SR)L(\h-R&#x2032;C&#xE002;CR&#x2032;)L&#x2032;] {M = Mo or W, L =
 CO or P(OMe)3, L&#x2032; = \h-C5H5 and Tp&#x2032;}
;
_journal_issue                   44
_journal_name_full               'Dalton Transactions'
_journal_page_first              9746
_journal_page_last               9758
_journal_paper_doi               10.1039/b912986c
_journal_year                    2009
_chemical_formula_sum            'C26 H20 Mo O S'
_chemical_formula_weight         476.42
_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                 103.72(3)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.382(6)
_cell_length_b                   10.380(4)
_cell_length_c                   17.901(5)
_cell_measurement_reflns_used    300
_cell_measurement_temperature    100(2)
_cell_volume                     2054.6(15)
_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
_computing_data_reduction        'Bruker SAINT'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1990)'
_diffrn_ambient_temperature      100(2)
_diffrn_measured_fraction_theta_full 1.000
_diffrn_measured_fraction_theta_max 1.000
_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'omega scans with narrow frames'
_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  0.0468
_diffrn_reflns_av_sigmaI/netI    0.0289
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       13
_diffrn_reflns_limit_k_min       -13
_diffrn_reflns_limit_l_max       23
_diffrn_reflns_limit_l_min       -23
_diffrn_reflns_number            23164
_diffrn_reflns_theta_full        27.48
_diffrn_reflns_theta_max         27.48
_diffrn_reflns_theta_min         2.29
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    0.755
_exptl_absorpt_correction_T_max  0.322
_exptl_absorpt_correction_T_min  0.276
_exptl_absorpt_correction_type   psi-scan
_exptl_absorpt_process_details   XPREP
_exptl_crystal_colour            Black
_exptl_crystal_density_diffrn    1.540
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    .
_exptl_crystal_description       Block
_exptl_crystal_F_000             968
_exptl_crystal_size_max          0.40
_exptl_crystal_size_mid          0.15
_exptl_crystal_size_min          0.15
_refine_diff_density_max         0.414
_refine_diff_density_min         -0.372
_refine_diff_density_rms         0.064
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.056
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     262
_refine_ls_number_reflns         4708
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.056
_refine_ls_R_factor_all          0.0261
_refine_ls_R_factor_gt           0.0231
_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^)+(0.0321P)^2^+0.4357P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0603
_refine_ls_wR_factor_ref         0.0615
_reflns_number_gt                4292
_reflns_number_total             4708
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            b912986c.txt
_cod_data_source_block           4
_cod_depositor_comments
;
The following automatic conversions were performed:
'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to '/home/saulius/struct/CIF-dictionaries/cif_core.dic'
dictionary named 'cif_core.dic' version 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 

The following automatic conversions were performed:

'_exptl_absorpt_correction_type' tag value 'psi-scans' was replaced
with 'psi-scan' value.

Automatic conversion script
Id: cif_fix_values 1646 2011-03-28 12:23:43Z adriana 
;
_cod_original_cell_volume        2054.5(14)
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7002782