Oxidative Bond Formation and Reductive Bond Cleavage at Main Group Metal Centers: Reactivity of Five-Valence-Electron MX2 Radicals.
Protchenko, Andrey V.; Dange, Deepak; Blake, Matthew P.; Schwarz, Andrew D.; Jones, Cameron; Mountford, Philip; Aldridge, Simon; Journal of the American Chemical Society 136 (2014) 10902–10905; doi:10.1021/ja5062467

data_4122331
_publ_section_title
;
 Oxidative Bond Formation and Reductive Bond Cleavage at Main Group Metal
 Centers: Reactivity of Five-Valence-Electron MX2 Radicals.
;
_journal_issue                   31
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              10902
_journal_page_last               10905
_journal_paper_doi               10.1021/ja5062467
_journal_volume                  136
_journal_year                    2014
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C52 H71.50 B2 Cl2 N4 Sn1'
_chemical_formula_sum            'C52 H71.5 B2 Cl2 N4 Sn'
_chemical_formula_weight         963.88
_space_group_IT_number           19
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  'P 2ac 2ab'
_symmetry_space_group_name_H-M   'P 21 21 21'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     direct
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   11.36740(10)
_cell_length_b                   18.77150(10)
_cell_length_c                   24.6570(2)
_cell_measurement_reflns_used    6610
_cell_measurement_temperature    150
_cell_measurement_theta_max      27
_cell_measurement_theta_min      5
_cell_volume                     5261.39(7)
_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  0.000
_diffrn_reflns_limit_h_max       14
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       32
_diffrn_reflns_limit_l_min       -31
_diffrn_reflns_number            11978
_diffrn_reflns_theta_full        27.478
_diffrn_reflns_theta_max         27.478
_diffrn_reflns_theta_min         5.120
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.623
_exptl_absorpt_correction_T_max  0.88
_exptl_absorpt_correction_T_min  0.88
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'DENZO/SCALEPACK (Otwinowski & Minor, 1997)'
_exptl_crystal_colour            yellow
_exptl_crystal_density_diffrn    1.217
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2022
_exptl_crystal_size_max          0.200
_exptl_crystal_size_mid          0.200
_exptl_crystal_size_min          0.200
_refine_diff_density_max         0.66
_refine_diff_density_min         -0.57
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.1293
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     568
_refine_ls_number_reflns         10704
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0452
_refine_ls_R_factor_gt           0.0399
_refine_ls_shift/su_max          0.0017302
_refine_ls_shift/su_mean         0.0000316
_refine_ls_structure_factor_coef F
_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: 
 0.971 1.17 0.986 0.455 0.244 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0441
_refine_ls_wR_factor_gt          0.0396
_refine_ls_wR_factor_ref         0.0386
_reflns_limit_h_max              14
_reflns_limit_h_min              -14
_reflns_limit_k_max              24
_reflns_limit_k_min              0
_reflns_limit_l_max              32
_reflns_limit_l_min              0
_reflns_number_gt                11064
_reflns_number_total             11978
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   1.99
_oxford_diffrn_Wilson_scale      34.95
_oxford_refine_ls_r_factor_ref   0.0383
_oxford_refine_ls_scale          0.18141(16)
_oxford_reflns_number_all        11978
_oxford_reflns_threshold_expression_ref I>3.0\s(I)
_cod_data_source_file            ja5062467_si_008.cif
_cod_data_source_block           1
_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.

'_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 4122328--4122335.cif.
;
_cod_original_sg_symbol_H-M      'P 21 21 21 '
_cod_original_formula_sum        'C52 H71.50 B2 Cl2 N4 Sn1'
_cod_database_code               4122331
_iucr_refine_instruction_details_constraints
;
BLOCK SCALE X'S, U'S 
RIDE C   (   1,X'S) H   (  11,X'S) 
RIDE C   (   2,X'S) H   (  21,X'S) 
RIDE C   (   5,X'S) H   (  51,X'S) 
RIDE C   (   6,X'S) H   (  61,X'S) 
RIDE C   (   7,X'S) H   (  71,X'S) 
RIDE C   (   9,X'S) H   (  91,X'S) 
RIDE C   (  10,X'S) H   ( 101,X'S) H   ( 102,X'S) H   ( 103,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   ( 121,X'S) 
RIDE C   (  13,X'S) H   ( 131,X'S) H   ( 132,X'S) H   ( 133,X'S) 
RIDE C   (  14,X'S) H   ( 141,X'S) H   ( 142,X'S) H   ( 143,X'S) 
RIDE C   (  17,X'S) H   ( 171,X'S) 
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RIDE C   (  19,X'S) H   ( 191,X'S) 
RIDE C   (  21,X'S) H   ( 211,X'S) 
RIDE C   (  22,X'S) H   ( 221,X'S) H   ( 222,X'S) H   ( 223,X'S) 
RIDE C   (  23,X'S) H   ( 231,X'S) H   ( 232,X'S) H   ( 233,X'S) 
RIDE C   (  24,X'S) H   ( 241,X'S) 
RIDE C   (  25,X'S) H   ( 251,X'S) H   ( 252,X'S) H   ( 253,X'S) 
RIDE C   (  26,X'S) H   ( 261,X'S) H   ( 262,X'S) H   ( 263,X'S) 
RIDE C   (  27,X'S) H   ( 271,X'S) 
RIDE C   (  28,X'S) H   ( 281,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   ( 331,X'S) 
RIDE C   (  35,X'S) H   ( 351,X'S) 
RIDE C   (  36,X'S) H   ( 361,X'S) H   ( 362,X'S) H   ( 363,X'S) 
RIDE C   (  37,X'S) H   ( 371,X'S) H   ( 372,X'S) H   ( 373,X'S) 
RIDE C   (  38,X'S) H   ( 381,X'S) 
RIDE C   (  39,X'S) H   ( 391,X'S) H   ( 392,X'S) H   ( 393,X'S) 
RIDE C   (  40,X'S) H   ( 401,X'S) H   ( 402,X'S) H   ( 403,X'S) 
RIDE C   (  43,X'S) H   ( 431,X'S) 
RIDE C   (  44,X'S) H   ( 441,X'S) 
RIDE C   (  45,X'S) H   ( 451,X'S) 
RIDE C   (  47,X'S) H   ( 471,X'S) 
RIDE C   (  48,X'S) H   ( 481,X'S) H   ( 482,X'S) H   ( 483,X'S) 
RIDE C   (  49,X'S) H   ( 491,X'S) H   ( 492,X'S) H   ( 493,X'S) 
RIDE C   (  50,X'S) H   ( 501,X'S) 
RIDE C   (  51,X'S) H   ( 511,X'S) H   ( 512,X'S) H   ( 513,X'S) 
RIDE C   (  52,X'S) H   ( 521,X'S) H   ( 522,X'S) H   ( 523,X'S) 
RIDE C   ( 361,X'S) H   (3611,X'S) H   (3612,X'S) H   (3613,X'S) 
RIDE C   ( 371,X'S) H   (3711,X'S) H   (3712,X'S) H   (3713,X'S) 
END                                                                             
;
_iucr_refine_instruction_details_restraints
;
NO 
REM   HREST   START (DO NOT REMOVE THIS LINE) 
REM   HREST   END (DO NOT REMOVE THIS LINE) 
END                                                                             
;