Circumventing redox chemistry: synthesis of transition metal boryl complexes from a boryl nucleophile by decarbonylation.
Frank, René; Howell, James; Tirfoin, Rémi; Dange, Deepak; Jones, Cameron; Mingos, D Michael P; Aldridge, Simon; Journal of the American Chemical Society 136 (2014) 15730–15741; doi:10.1021/ja508979x

data_4122855
_publ_section_title
;
 Circumventing redox chemistry: synthesis of transition metal boryl
 complexes from a boryl nucleophile by decarbonylation.
;
_journal_issue                   44
_journal_name_full               'Journal of the American Chemical Society'
_journal_page_first              15730
_journal_page_last               15741
_journal_paper_doi               10.1021/ja508979x
_journal_volume                  136
_journal_year                    2014
_chemical_formula_moiety         'C34 H41 B1 Cr1 N2 O6'
_chemical_formula_sum            'C34 H41 B Cr N2 O6'
_chemical_formula_weight         636.52
_space_group_IT_number           61
_symmetry_cell_setting           orthorhombic
_symmetry_space_group_name_Hall  '-P 2ac 2ab'
_symmetry_space_group_name_H-M   'P b c a'
_atom_sites_solution_hydrogens   difmap
_atom_sites_solution_primary     other
_audit_creation_date             13-07-04
_audit_creation_method           CRYSTALS_ver_14.40
_cell_angle_alpha                90
_cell_angle_beta                 90
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   14.7300(2)
_cell_length_b                   17.6322(2)
_cell_length_c                   26.2218(4)
_cell_measurement_reflns_used    38450
_cell_measurement_temperature    150
_cell_measurement_theta_max      76
_cell_measurement_theta_min      4
_cell_volume                     6810.39(16)
_computing_cell_refinement       'CrysAlis, (Oxford Diffraction, 2002)'
_computing_data_collection       'SuperNova, (Oxford Diffraction, 2010)'
_computing_data_reduction        'CrysAlis, (Oxford Diffraction, 2002)'
_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    'Superflip (Palatinus & Chapuis, 2007)'
_diffrn_ambient_temperature      150
_diffrn_measured_fraction_theta_full 0.998
_diffrn_measured_fraction_theta_max 0.998
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Oxford Diffraction SuperNova'
_diffrn_measurement_method       \w
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Cu K\a'
_diffrn_radiation_wavelength     1.54180
_diffrn_reflns_av_R_equivalents  0.043
_diffrn_reflns_limit_h_max       18
_diffrn_reflns_limit_h_min       -18
_diffrn_reflns_limit_k_max       19
_diffrn_reflns_limit_k_min       -22
_diffrn_reflns_limit_l_max       31
_diffrn_reflns_limit_l_min       -32
_diffrn_reflns_number            128409
_diffrn_reflns_theta_full        76.397
_diffrn_reflns_theta_max         76.397
_diffrn_reflns_theta_min         3.371
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    3.124
_exptl_absorpt_correction_T_max  0.73
_exptl_absorpt_correction_T_min  0.51
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'CrysAlis, (Oxford Diffraction, 2002)'
_exptl_crystal_colour            clear_intense_red
_exptl_crystal_density_diffrn    1.242
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2688
_exptl_crystal_size_max          0.180
_exptl_crystal_size_mid          0.120
_exptl_crystal_size_min          0.100
_refine_diff_density_max         0.32
_refine_diff_density_min         -0.41
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.0121
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     407
_refine_ls_number_reflns         7103
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0419
_refine_ls_R_factor_gt           0.0377
_refine_ls_shift/su_max          0.0006288
_refine_ls_shift/su_mean         0.0000392
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
;
 Method= Modified Sheldrick 
 w=1/[\s^2^(F^2^) + ( 0.03P)^2^ + 6.75P] 
 ,where P=(max(Fo^2^,0) + 2Fc^2^)/3 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_all         0.0959
_refine_ls_wR_factor_gt          0.0934
_refine_ls_wR_factor_ref         0.0959
_reflns_limit_h_max              18
_reflns_limit_h_min              0
_reflns_limit_k_max              22
_reflns_limit_k_min              0
_reflns_limit_l_max              32
_reflns_limit_l_min              0
_reflns_number_gt                6453
_reflns_number_total             7130
_reflns_threshold_expression     I>2.0\s(I)
_oxford_diffrn_Wilson_B_factor   2.18
_oxford_diffrn_Wilson_scale      0.17
_oxford_refine_ls_r_factor_ref   0.0419
_oxford_refine_ls_scale          2.503(14)
_oxford_reflns_number_all        7103
_oxford_reflns_threshold_expression_ref I>-3.0\s(I)
_oxford_structure_analysis_title '073rfrt13 in P -1'
_cod_data_source_file            ja508979x_si_002.cif
_cod_data_source_block           5
_cod_depositor_comments
;
The following automatic conversions were performed:

'_atom_sites_solution_primary' value 'Other' changed to 'other'
according to
/home/saulius/struct/COD-crude-data--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 2827 2014-09-09 07:05:25Z andrius 

 Adding full bibliography for 4122854--4122863.cif.
;
_cod_original_sg_symbol_H-M      'P b c a '
_cod_original_formula_sum        'C34 H41 B1 Cr1 N2 O6'
_cod_database_code               4122855
_iucr_refine_instruction_details_constraints
;
BLOCK SCALE X'S, U'S 
EQUIV PART(1001,OCC) PART(1002,OCC) 
WEIGHT -1 PART(1002,OCC) 
RIDE C   (   4,X'S) H   (  41,X'S) H   (  42,X'S) 
CONT H   (  43,X'S) H   (  44,X'S) 
RIDE C   (   5,X'S) H   (  51,X'S) H   (  53,X'S) H   (  52,X'S) 
RIDE C   (   6,X'S) H   (  62,X'S) H   (  61,X'S) H   (  63,X'S) 
RIDE C   (   9,X'S) H   (  91,X'S) 
RIDE C   (  10,X'S) H   ( 101,X'S) 
RIDE C   (  14,X'S) H   ( 141,X'S) 
RIDE C   (  15,X'S) H   ( 151,X'S) 
RIDE C   (  16,X'S) H   ( 161,X'S) 
RIDE C   (  18,X'S) H   ( 181,X'S) 
RIDE C   (  19,X'S) H   ( 192,X'S) H   ( 193,X'S) H   ( 191,X'S) 
RIDE C   (  20,X'S) H   ( 201,X'S) H   ( 203,X'S) H   ( 202,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   ( 233,X'S) H   ( 231,X'S) H   ( 232,X'S) 
RIDE C   (  26,X'S) H   ( 261,X'S) 
RIDE C   (  27,X'S) H   ( 271,X'S) H   ( 273,X'S) H   ( 272,X'S) 
RIDE C   (  28,X'S) H   ( 282,X'S) H   ( 281,X'S) H   ( 283,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   (  33,X'S) H   ( 331,X'S) 
RIDE C   (  34,X'S) H   ( 341,X'S) H   ( 343,X'S) H   ( 342,X'S) 
RIDE C   (  35,X'S) H   ( 352,X'S) H   ( 351,X'S) H   ( 353,X'S) 
END                                                                             
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_iucr_refine_instruction_details_restraints
;
NO 
REM   HREST   START (DO NOT REMOVE THIS LINE) 
REM   HREST   END (DO NOT REMOVE THIS LINE) 
END                                                                             
;