Tricarbonyliodo(η^5^-methylcyclopentadienyl)tungsten
Billing, David G.; Coville, Neil J.; Lesia, Joyce; Muhammad D. Bala; Acta Crystallographica Section E 60 (2004) m477–m478; doi:10.1107/S160053680400635X

data_2203425
_publ_section_title
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 Tricarbonyliodo(\h^5^-methylcyclopentadienyl)tungsten
;
_journal_issue                   4
_journal_name_full               'Acta Crystallographica Section E'
_journal_page_first              m477
_journal_page_last               m478
_journal_paper_doi               10.1107/S160053680400635X
_journal_volume                  60
_journal_year                    2004
_chemical_formula_iupac          '[W (C6 H8) I (C O)3]'
_chemical_formula_moiety         'C9 H7 I O3 W'
_chemical_formula_sum            'C9 H7 I O3 W'
_chemical_formula_weight         473.9
_chemical_melting_point          456
_chemical_name_systematic
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Tricarbonyliodo(\h^5^-methylcyclopentadienyl)tungsten
;
_space_group_IT_number           12
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2y'
_symmetry_space_group_name_H-M   'C 1 2/m 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           'WinGX routine CIF_UPDATE'
_cell_angle_alpha                90
_cell_angle_beta                 104.949(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   13.5020(16)
_cell_length_b                   8.4577(10)
_cell_length_c                   10.1886(12)
_cell_measurement_reflns_used    939
_cell_measurement_temperature    293(2)
_cell_measurement_theta_max      28.254
_cell_measurement_theta_min      2.871
_cell_volume                     1124.1(2)
_computing_cell_refinement       'SAINT-Plus (Bruker, 1999)'
_computing_data_collection       'SMART-NT (Bruker, 1998)'
_computing_data_reduction        'XPREP (Bruker, 1999)'
_computing_molecular_graphics    'ORTEP-3 for Windows (Farrugia, 1997)'
_computing_publication_material
'WinGX (Farrugia, 1999) and PLATON (Spek, 2003)'
_computing_structure_refinement  'SHELXL97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS97 (Sheldrick, 1997)'
_diffrn_ambient_temperature      293(2)
_diffrn_measured_fraction_theta_full 0.993
_diffrn_measured_fraction_theta_max 0.993
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0222
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -12
_diffrn_reflns_limit_k_max       11
_diffrn_reflns_limit_k_min       -11
_diffrn_reflns_limit_l_max       11
_diffrn_reflns_limit_l_min       -13
_diffrn_reflns_number            3934
_diffrn_reflns_theta_full        28.29
_diffrn_reflns_theta_max         28.29
_diffrn_reflns_theta_min         2.07
_exptl_absorpt_coefficient_mu    13.001
_exptl_absorpt_correction_T_max  0.273
_exptl_absorpt_correction_T_min  0.165
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   '(SADABS; Bruker, 1999)'
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    2.8
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       needle
_exptl_crystal_F_000             848
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.12
_exptl_crystal_size_min          0.1
_refine_diff_density_max         0.795
_refine_diff_density_min         -0.566
_refine_ls_extinction_coef       0.00169(9)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL97
_refine_ls_goodness_of_fit_ref   1.063
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     75
_refine_ls_number_reflns         1485
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.063
_refine_ls_R_factor_all          0.0233
_refine_ls_R_factor_gt           0.02
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w = 1/[\s^2^(Fo^2^)+(0.021P)^2^+2.5564P] where P = (Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0463
_refine_ls_wR_factor_ref         0.0474
_reflns_number_gt                1363
_reflns_number_total             1485
_reflns_threshold_expression     I>2\s(I)
_cod_data_source_file            dn6132.cif
_cod_data_source_block           I
_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:

'_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      'C 2/m'
_cod_database_code               2203425