Olefin epoxidation by hydrogen peroxide catalysed by molybdenum complexes in ionic liquids and structural characterisation of the proposed intermediate dioxoperoxomolybdenum species.
Herbert, Matthew; Alvarez, Eleuterio; Cole-Hamilton, David J; Montilla, Francisco; Galindo, Agustín; Chemical communications (Cambridge, England) 46 (2010) 5933–5935; doi:10.1039/c0cc00462f

data_7113072
_publ_section_title
;
 Olefin epoxidation by hydrogen peroxide catalysed by molybdenum complexes
 in ionic liquids and structural characterisation of the proposed
 intermediate dioxoperoxomolybdenum species.
;
_journal_issue                   32
_journal_name_full               'Chemical communications (Cambridge, England)'
_journal_page_first              5933
_journal_page_last               5935
_journal_paper_doi               10.1039/c0cc00462f
_journal_volume                  46
_journal_year                    2010
_chemical_formula_moiety         'C30 H48 Mo4 N12 O16, 2(C H2 Cl2)'
_chemical_formula_sum            'C32 H52 Cl4 Mo4 N12 O16'
_chemical_formula_weight         1386.42
_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                 103.831(2)
_cell_angle_gamma                90.00
_cell_formula_units_Z            2
_cell_length_a                   14.0998(9)
_cell_length_b                   10.0755(6)
_cell_length_c                   18.6382(12)
_cell_measurement_reflns_used    9964
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      30.51
_cell_measurement_theta_min      2.31
_cell_volume                     2571.0(3)
_computing_cell_refinement       'Bruker (2006). APEX 2. Version 2.1.'
_computing_data_collection       'Bruker (2006). APEX 2. Version 2.1.'
_computing_data_reduction        'Bruker (2006). APEX 2. Version 2.1.'
_computing_molecular_graphics    'XP, SHELXTL v. 6.14 (Bruker, 2003)'
_computing_publication_material  'XCIF, SHELXTL v. 6.14 (Bruker, 2003)'
_computing_structure_refinement  'XL, SHELXTL v. 6.14 (Bruker, 2003)'
_computing_structure_solution    'Bruker (2006). APEX 2. Version 2.1.'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 8.26
_diffrn_measured_fraction_theta_full 0.996
_diffrn_measured_fraction_theta_max 0.996
_diffrn_measurement_device_type
;
Bruker-Nonius X8kappa APEX II CCD area detector'
;
_diffrn_measurement_method       'phi and 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  0.0352
_diffrn_reflns_av_sigmaI/netI    0.0226
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -10
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -14
_diffrn_reflns_limit_l_max       26
_diffrn_reflns_limit_l_min       -26
_diffrn_reflns_number            57206
_diffrn_reflns_theta_full        30.65
_diffrn_reflns_theta_max         30.65
_diffrn_reflns_theta_min         2.25
_diffrn_standards_decay_%        0
_exptl_absorpt_coefficient_mu    1.234
_exptl_absorpt_correction_T_max  0.6904
_exptl_absorpt_correction_T_min  0.5927
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
SADABS, Bruker (2006). APEX 2. Version 2.1. Bruker Analytical
X-ray Solutions, Madison, Wisconsin, USA.
;
_exptl_crystal_colour            orange
_exptl_crystal_density_diffrn    1.791
_exptl_crystal_density_meas      0
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       prism
_exptl_crystal_F_000             1384
_exptl_crystal_size_max          0.39
_exptl_crystal_size_mid          0.36
_exptl_crystal_size_min          0.30
_refine_diff_density_max         1.245
_refine_diff_density_min         -1.464
_refine_diff_density_rms         0.093
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.059
_refine_ls_hydrogen_treatment    mixed
_refine_ls_matrix_type           full
_refine_ls_number_parameters     322
_refine_ls_number_reflns         7927
_refine_ls_number_restraints     3
_refine_ls_restrained_S_all      1.059
_refine_ls_R_factor_all          0.0354
_refine_ls_R_factor_gt           0.0297
_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^)+(0.0283P)^2^+4.0629P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0708
_refine_ls_wR_factor_ref         0.0735
_reflns_number_gt                7021
_reflns_number_total             7927
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c0cc00462f.txt
_cod_data_source_block           ea08709a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
according to
/usr/data/users/saulius/automatic-downloads/retrospective/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 2281 2013-09-26 08:29:07Z andrius 
;
_cod_original_sg_symbol_H-M      P2(1)/c
_cod_database_code               7113072