[FeFe]-Hydrogenase Synthetic Mimics Based onPeri-Substituted Dichalcogenides
Figliola, Carlotta; Male, Louise; Horton, Peter N.; Pitak, Mateusz B.; Coles, Simon J.; Horswell, Sarah L.; Grainger, Richard S.; Organometallics 33 (2014) 4449–; doi:10.1021/om500683p

data_4084255
_publ_section_title
;
 [FeFe]-Hydrogenase Synthetic Mimics Based onPeri-Substituted
 Dichalcogenides
;
_journal_issue                   17
_journal_name_full               Organometallics
_journal_page_first              4449
_journal_paper_doi               10.1021/om500683p
_journal_volume                  33
_journal_year                    2014
_chemical_formula_moiety         'C18 H22 S Se'
_chemical_formula_sum            'C18 H22 S Se'
_chemical_formula_weight         349.38
_chemical_name_systematic
;
3,8-di-tert-butylnaphtho[1,8-cd][1,2]thiaselenole
;
_space_group_IT_number           54
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2a 2ac'
_symmetry_space_group_name_H-M   'P c c a'
_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                 90.00
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   11.959(5)
_cell_length_b                   11.908(6)
_cell_length_c                   11.221(4)
_cell_measurement_reflns_used    3057
_cell_measurement_temperature    100(2)
_cell_measurement_theta_max      27.5
_cell_measurement_theta_min      2.5
_cell_volume                     1598.0(12)
_computing_cell_refinement
;
CrystalClear-SM Expert 3.1 b5 (Rigaku, 2011)
;
_computing_data_collection
;
CrystalClear-SM Expert 3.1 b5 (Rigaku, 2011)
;
_computing_data_reduction
;
CrystalClear-SM Expert 3.1 b5 (Rigaku, 2011)
;
_computing_molecular_graphics
;
OLEX2 (Dolomanov, O.V., Bourhis, L.J., Gildea, R.J., Howard, J.A.K,
& Puschmann, H., 2009)
;
_computing_publication_material  'WinGX (Farrugia, 1999)'
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      100
_diffrn_detector                 CCD
_diffrn_detector_area_resol_mean 28.5714
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device
;
AFC12 (Right): Kappa 3 circle
;
_diffrn_measurement_device_type
;
Rigaku Saturn724+ (2x2 bin mode)
;
_diffrn_measurement_method       'profile data from \w-scans'
_diffrn_measurement_specimen_support Mitegen
_diffrn_radiation_monochromator  Confocal
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71075
_diffrn_reflns_av_R_equivalents  0.0297
_diffrn_reflns_av_sigmaI/netI    0.0199
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       14
_diffrn_reflns_limit_k_min       -8
_diffrn_reflns_limit_l_max       13
_diffrn_reflns_limit_l_min       -11
_diffrn_reflns_number            7555
_diffrn_reflns_theta_full        25.67
_diffrn_reflns_theta_max         25.67
_diffrn_reflns_theta_min         3.02
_diffrn_source                   'Rotating Anode'
_diffrn_source_current           55.0
_diffrn_source_power             2.5
_diffrn_source_voltage           45.0
_exptl_absorpt_coefficient_mu    2.469
_exptl_absorpt_correction_T_max  1.000
_exptl_absorpt_correction_T_min  0.760
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrystalClear-SM Expert 2.0 r7 (Rigaku, 2011)
;
_exptl_crystal_colour            'Dark Orange'
_exptl_crystal_density_diffrn    1.452
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       Plate
_exptl_crystal_F_000             720
_exptl_crystal_size_max          0.11
_exptl_crystal_size_mid          0.07
_exptl_crystal_size_min          0.02
_refine_diff_density_max         0.672
_refine_diff_density_min         -0.969
_refine_diff_density_rms         0.077
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.208
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     104
_refine_ls_number_reflns         1521
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.208
_refine_ls_R_factor_all          0.0499
_refine_ls_R_factor_gt           0.0483
_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^)+(0.0000P)^2^+6.2129P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0917
_refine_ls_wR_factor_ref         0.0923
_reflns_number_gt                1472
_reflns_number_total             1521
_reflns_threshold_expression     >2\s(I)
_cod_data_source_file            om500683p_si_002.cif
_cod_data_source_block           12b
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from
2011-04-26.

'_exptl_absorpt_correction_type' value 'Multi-scan'
changed to 'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/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      'P cca'
_cod_database_code               4084255