Spectroscopic Properties and Electronic Structure of the Cycloheptatrienyl Molybdenum Alkynyl Complexes [Mo(C\τb CR)(Ph2PCH2CH2PPh2)(η-C7H7)]n+(n= 0 or 1; R =But, Fc, CO2Me, or C6H4-4-X, X = NH2, OMe, Me, H, CHO, CO2Me)
Brown, Neil J.; Collison, David; Edge, Ruth; Fitzgerald, Emma C.; Helliwell, Madeleine; Howard, Judith A. K.; Lancashire, Hannah N.; Low, Paul J.; McDouall, Joseph J. W.; Raftery, James; Smith, Charlene A.; Yufit, Dmitry S.; Whiteley, Mark W.; Organometallics 29 (2010) 1261–; doi:10.1021/om901074b

data_4067688
_publ_contact_author
; 
    Madeleine Helliwell 
;
_publ_section_title
;
 Spectroscopic Properties and Electronic Structure of the
 Cycloheptatrienyl Molybdenum Alkynyl Complexes [Mo(C\\tb
 CR)(Ph2PCH2CH2PPh2)(\h-C7H7)]n+(n= 0 or 1; R =But, Fc, CO2Me, or
 C6H4-4-X, X = NH2, OMe, Me, H, CHO, CO2Me)
;
_journal_issue                   5
_journal_name_full               Organometallics
_journal_page_first              1261
_journal_paper_doi               10.1021/om901074b
_journal_volume                  29
_journal_year                    2010
_chemical_formula_sum            'C37 H34 Mo O2 P2'
_chemical_formula_weight         668.52
_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_method           SHELXL-97
_cell_angle_alpha                90.00
_cell_angle_beta                 95.361(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   8.4986(13)
_cell_length_b                   18.382(3)
_cell_length_c                   19.712(3)
_cell_measurement_reflns_used    968
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      26.35
_cell_measurement_theta_min      3.48
_cell_volume                     3066.0(8)
_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       'phi and omega scans'
_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  0.0186
_diffrn_reflns_av_sigmaI/netI    0.0174
_diffrn_reflns_limit_h_max       10
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       22
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       24
_diffrn_reflns_limit_l_min       -24
_diffrn_reflns_number            24108
_diffrn_reflns_theta_full        26.35
_diffrn_reflns_theta_max         26.35
_diffrn_reflns_theta_min         1.52
_exptl_absorpt_coefficient_mu    0.565
_exptl_absorpt_correction_T_max  1.0000
_exptl_absorpt_correction_T_min  0.8637
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   SADABS
_exptl_crystal_colour            brown
_exptl_crystal_density_diffrn    1.448
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       plate
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.50
_exptl_crystal_size_mid          0.40
_exptl_crystal_size_min          0.10
_refine_diff_density_max         1.400
_refine_diff_density_min         -0.240
_refine_diff_density_rms         0.068
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.042
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     381
_refine_ls_number_reflns         6257
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.042
_refine_ls_R_factor_all          0.0308
_refine_ls_R_factor_gt           0.0276
_refine_ls_shift/su_max          0.002
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0350P)^2^+3.5085P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0708
_refine_ls_wR_factor_ref         0.0726
_reflns_number_gt                5739
_reflns_number_total             6257
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om901074b_si_002.cif
_cod_data_source_block           z:\s3016\work\s3016abs_2d
_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_values 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        3066.1(8)
_cod_original_sg_symbol_H-M      P2(1)/n
_cod_database_code               4067688