Half- and Mixed-Sandwich Uranium Permethylpentalene Compounds
Chadwick, F. Mark; O’Hare, Dermot M.; Organometallics 33 (2014) 3768–; doi:10.1021/om500474h

data_4083993
_publ_section_title
;
 Half- and Mixed-Sandwich Uranium Permethylpentalene Compounds
;
_journal_issue                   14
_journal_name_full               Organometallics
_journal_page_first              3768
_journal_paper_doi               10.1021/om500474h
_journal_volume                  33
_journal_year                    2014
_chemical_compound_source        SYN
_chemical_formula_moiety         'C33 H58 Cl4 Li2 N4 U1'
_chemical_formula_sum            'C33 H58 Cl4 Li2 N4 U'
_chemical_formula_weight         904.57
_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   difmap
_atom_sites_solution_primary     direct
_audit_creation_date             12-01-06
_audit_creation_method           CRYSTALS_ver_14.23
_cell_angle_alpha                90
_cell_angle_beta                 99.3827(8)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.4224(2)
_cell_length_b                   13.2168(2)
_cell_length_c                   27.2510(3)
_cell_measurement_reflns_used    8942
_cell_measurement_temperature    150
_cell_measurement_theta_max      27
_cell_measurement_theta_min      5
_cell_volume                     4058.98(10)
_computing_cell_refinement       'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_data_collection       'COLLECT (Nonius, 2001).'
_computing_data_reduction        'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_computing_molecular_graphics    'CAMERON (Watkin et al., 1996)'
_computing_publication_material  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_refinement  'CRYSTALS (Betteridge et al., 2003)'
_computing_structure_solution    'SIR92 (Altomare et al., 1994)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.990
_diffrn_measured_fraction_theta_max 0.990
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Nonius KappaCCD'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.045
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       17
_diffrn_reflns_limit_k_min       -17
_diffrn_reflns_limit_l_max       35
_diffrn_reflns_limit_l_min       -35
_diffrn_reflns_number            35931
_diffrn_reflns_theta_full        26.938
_diffrn_reflns_theta_max         27.488
_diffrn_reflns_theta_min         5.108
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    4.288
_exptl_absorpt_correction_T_max  0.71
_exptl_absorpt_correction_T_min  0.59
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            opaque_brown
_exptl_crystal_density_diffrn    1.480
_exptl_crystal_density_meas      ?
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1800
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.080
_refine_diff_density_max         2.16
_refine_diff_density_min         -1.48
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   0.9213
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     397
_refine_ls_number_reflns         9217
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0574
_refine_ls_R_factor_gt           0.0391
_refine_ls_shift/su_max          0.0005560
_refine_ls_shift/su_mean         0.0000175
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method, part 1, Chebychev polynomial, (Watkin, 1994, Prince, 1982) 
 [weight] = 1.0/[A~0~*T~0~(x)+A~1~*T~1~(x) ... +A~n-1~]*T~n-1~(x)] 
 where A~i~ are the Chebychev coefficients listed below and x= Fcalc/Fmax 
 Method = Robust Weighting (Prince, 1982) 
 W = [weight] * [1-(deltaF/6*sigmaF)^2^]^2^ 
 A~i~ are: 
 7.55 9.82 4.57 1.16 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0870
_refine_ls_wR_factor_gt          0.0758
_refine_ls_wR_factor_ref         0.0870
_reflns_limit_h_max              14
_reflns_limit_h_min              -14
_reflns_limit_k_max              17
_reflns_limit_k_min              0
_reflns_limit_l_max              35
_reflns_limit_l_min              0
_reflns_number_gt                7312
_reflns_number_total             9217
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   2.18
_oxford_diffrn_Wilson_scale      133.66
_oxford_refine_ls_r_factor_ref   0.0574
_oxford_refine_ls_scale          0.095668(16)
_oxford_reflns_number_all        9217
_oxford_reflns_threshold_expression_ref I>-3.0\s(I)
_oxford_structure_analysis_title 011fmc10
_cod_data_source_file            om500474h_si_002.cif
_cod_data_source_block           PnstarUCl2
_cod_depositor_comments
;
The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Monoclinic' changed to 'monoclinic'
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.

'_atom_sites_solution_primary' value 'Direct' changed to
'direct' 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 

 Adding full bibliography for 4083993--4083994.cif.

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      'P 1 21/n 1 '
_cod_original_formula_sum        'C33 H58 Cl4 Li2 N4 U1'
_cod_database_code               4083993
_iucr_refine_instruction_details_constraints
;
BLOCK SCALE X'S, U'S 
RIDE C   (   9,X'S) H   (  91,X'S) H   (  93,X'S) H   (  92,X'S) 
RIDE C   (  10,X'S) H   ( 101,X'S) H   ( 103,X'S) H   ( 102,X'S) 
RIDE C   (  11,X'S) H   ( 111,X'S) H   ( 112,X'S) H   ( 113,X'S) 
RIDE C   (  12,X'S) H   ( 122,X'S) H   ( 121,X'S) H   ( 123,X'S) 
RIDE C   (  13,X'S) H   ( 132,X'S) H   ( 131,X'S) H   ( 133,X'S) 
RIDE C   (  14,X'S) H   ( 143,X'S) H   ( 142,X'S) H   ( 141,X'S) 
RIDE C   (  15,X'S) H   ( 153,X'S) H   ( 152,X'S) H   ( 151,X'S) 
RIDE C   (  16,X'S) H   ( 161,X'S) H   ( 163,X'S) H   ( 162,X'S) 
RIDE C   (  17,X'S) H   ( 171,X'S) H   ( 172,X'S) 
RIDE C   (  18,X'S) H   ( 182,X'S) H   ( 181,X'S) 
RIDE C   (  19,X'S) H   ( 191,X'S) H   ( 192,X'S) H   ( 193,X'S) 
RIDE C   (  20,X'S) H   ( 202,X'S) H   ( 201,X'S) H   ( 203,X'S) 
RIDE C   (  21,X'S) H   ( 212,X'S) H   ( 211,X'S) H   ( 213,X'S) 
RIDE C   (  22,X'S) H   ( 223,X'S) H   ( 222,X'S) H   ( 221,X'S) 
RIDE C   (  23,X'S) H   ( 232,X'S) H   ( 231,X'S) 
RIDE C   (  24,X'S) H   ( 241,X'S) H   ( 242,X'S) 
RIDE C   (  25,X'S) H   ( 253,X'S) H   ( 252,X'S) H   ( 251,X'S) 
RIDE C   (  26,X'S) H   ( 263,X'S) H   ( 262,X'S) H   ( 261,X'S) 
RIDE C   (  28,X'S) H   ( 281,X'S) 
RIDE C   (  29,X'S) H   ( 291,X'S) 
RIDE C   (  30,X'S) H   ( 301,X'S) 
RIDE C   (  31,X'S) H   ( 311,X'S) 
RIDE C   (  32,X'S) H   ( 321,X'S) 
RIDE C   (  33,X'S) H   ( 332,X'S) H   ( 331,X'S) H   ( 333,X'S) 
END                                                                             
;
_iucr_refine_instruction_details_restraints
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NO 
REM   HREST   START (DO NOT REMOVE THIS LINE) 
REM   HREST   END (DO NOT REMOVE THIS LINE) 
END                                                                             
;