Formation of N-Methylated Cyclic Ligand Systems from Unusual Reactions between TrimethylamineN-Oxide and Acetylenes on Fe3Te2(CO)9and Contrast with Reactions on Fe3E2(CO)9(E = S, Se)
Mathur, Pradeep; Singh, Amrendra K.; Mohanty, Jamini R.; Chatterjee, Saurav; Mobin, Shaikh M.; Organometallics 27 (2008) 5094–; doi:10.1021/om701290c

data_4071139
_publ_section_title
;
 Formation of N-Methylated Cyclic Ligand Systems from Unusual Reactions
 between TrimethylamineN-Oxide and Acetylenes on Fe3Te2(CO)9and Contrast
 with Reactions on Fe3E2(CO)9(E = S, Se)
;
_journal_issue                   19
_journal_name_full               Organometallics
_journal_page_first              5094
_journal_paper_doi               10.1021/om701290c
_journal_volume                  27
_journal_year                    2008
_chemical_formula_sum            'C21 H10 Fe4 O9 S2'
_chemical_formula_weight         693.81
_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                 94.762(7)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   13.6715(12)
_cell_length_b                   7.1808(5)
_cell_length_c                   24.949(2)
_cell_measurement_reflns_used    3797
_cell_measurement_temperature    150(2)
_cell_measurement_theta_max      32.4861
_cell_measurement_theta_min      2.9530
_cell_volume                     2440.8(3)
_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.,'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      150(2)
_diffrn_detector_area_resol_mean 15.9948
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device_type  'OXFORD DIFFRACTION XCALIBUR-S'
_diffrn_measurement_method       \w/q-scan
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'Enhance (Mo) X-ray Source'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.1243
_diffrn_reflns_av_sigmaI/netI    0.1082
_diffrn_reflns_limit_h_max       16
_diffrn_reflns_limit_h_min       -16
_diffrn_reflns_limit_k_max       8
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       29
_diffrn_reflns_limit_l_min       -29
_diffrn_reflns_number            21527
_diffrn_reflns_theta_full        25.00
_diffrn_reflns_theta_max         25.00
_diffrn_reflns_theta_min         2.95
_exptl_absorpt_coefficient_mu    2.551
_exptl_absorpt_correction_T_max  0.6567
_exptl_absorpt_correction_T_min  0.5568
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.32.15 (release 10-01-2008 CrysAlis171 .NET)
(compiled Jan 10 2008,16:37:18)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.888
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1376
_exptl_crystal_size_max          0.26
_exptl_crystal_size_mid          0.22
_exptl_crystal_size_min          0.18
_refine_diff_density_max         2.320
_refine_diff_density_min         -0.924
_refine_diff_density_rms         0.154
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.095
_refine_ls_hydrogen_treatment    riding
_refine_ls_matrix_type           full
_refine_ls_number_parameters     325
_refine_ls_number_reflns         4299
_refine_ls_number_restraints     26
_refine_ls_restrained_S_all      1.093
_refine_ls_R_factor_all          0.1422
_refine_ls_R_factor_gt           0.0769
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0554P)^2^+17.5063P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1514
_refine_ls_wR_factor_ref         0.1770
_reflns_number_gt                2560
_reflns_number_total             4299
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            om701290c_si_001.cif
_cod_data_source_block           cmpd3-pm083
_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_sg_symbol_H-M      'P 21/c'
_cod_database_code               4071139