Quasilinear 3d-metal(i) complexes [KM(N(Dipp)SiR<sub>3</sub>)<sub>2</sub>] (M = Cr-Co) - structural diversity, solution state behaviour and reactivity.
Weller, Ruth; Müller, Igor; Duhayon, Carine; Sabo-Etienne, Sylviane; Bontemps, Sébastien; Werncke, C. Gunnar; Dalton transactions (Cambridge, England : 2003) 50 (2021) 4890–4903; doi:10.1039/d1dt00121c

data_7706910
_publ_section_title
;
 Quasilinear 3d-metal(i) complexes
 [KM(N(Dipp)SiR<sub>3</sub>)<sub>2</sub>] (M = Cr-Co) - structural
 diversity, solution state behaviour and reactivity.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              4890
_journal_page_last               4903
_journal_paper_doi               10.1039/d1dt00121c
_journal_volume                  50
_journal_year                    2021
_chemical_formula_moiety         'C30 H52 Fe N2 Si2, C4 H10 K O'
_chemical_formula_sum            'C34 H62 Fe K N2 O Si2'
_chemical_formula_weight         666.00
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_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_update_record
;
2021-02-23 deposited with the CCDC.	2021-03-03 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.379(2)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   10.4002(6)
_cell_length_b                   16.5542(9)
_cell_length_c                   22.9563(13)
_cell_measurement_reflns_used    9602
_cell_measurement_temperature    100
_cell_measurement_theta_max      32
_cell_measurement_theta_min      2
_cell_volume                     3934.9(4)
_computing_cell_refinement       'Apex2 (Bruker AXS, 2006)'
_computing_data_collection       'Apex2 (Bruker AXS, 2006)'
_computing_data_reduction        'Apex2 (Bruker AXS, 2006)'
_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    'SHELXS 86 (Sheldrick, 1986)'
_diffrn_ambient_temperature      100
_diffrn_measured_fraction_theta_full 0.668
_diffrn_measured_fraction_theta_max 0.604
_diffrn_measurement_device       Area
_diffrn_measurement_device_type  'Bruker Kappa Apex2'
_diffrn_measurement_method       '\f & \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_type           'Mo K\a'
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.028
_diffrn_reflns_limit_h_max       15
_diffrn_reflns_limit_h_min       -15
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -24
_diffrn_reflns_limit_l_max       16
_diffrn_reflns_limit_l_min       -16
_diffrn_reflns_number            98693
_diffrn_reflns_theta_full        25.201
_diffrn_reflns_theta_max         32.729
_diffrn_reflns_theta_min         1.519
_diffrn_standards_number         0
_exptl_absorpt_coefficient_mu    0.576
_exptl_absorpt_correction_T_max  0.92
_exptl_absorpt_correction_T_min  0.83
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   'SADABS (Siemens, 1996)'
_exptl_crystal_colour            green
_exptl_crystal_density_diffrn    1.124
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             1444
_exptl_crystal_size_max          0.150
_exptl_crystal_size_mid          0.150
_exptl_crystal_size_min          0.150
_refine_diff_density_max         0.84
_refine_diff_density_min         -0.36
_refine_ls_extinction_method     None
_refine_ls_goodness_of_fit_ref   1.0570
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     370
_refine_ls_number_reflns         7182
_refine_ls_number_restraints     0
_refine_ls_R_factor_all          0.0299
_refine_ls_R_factor_gt           0.0299
_refine_ls_shift/su_max          0.0015026
_refine_ls_shift/su_mean         0.0000561
_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: 
 0.168 0.152 0.703E-01 
;
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0296
_refine_ls_wR_factor_ref         0.0296
_reflns_limit_h_max              15
_reflns_limit_h_min              -15
_reflns_limit_k_max              24
_reflns_limit_k_min              0
_reflns_limit_l_max              16
_reflns_limit_l_min              0
_reflns_number_gt                7182
_reflns_number_total             8758
_oxford_reflns_number_all        8740
_iucr_refine_instructions_details_constraints
;
BLOCK SCALE X'S, U'S 
RIDE C   (   1,X'S) H   (  11,X'S) H   (  12,X'S) H   (  13,X'S) 
RIDE C   (   2,X'S) H   (  21,X'S) H   (  22,X'S) H   (  23,X'S) 
RIDE C   (   3,X'S) H   (  31,X'S) H   (  32,X'S) H   (  33,X'S) 
RIDE C   (   6,X'S) H   (  61,X'S) 
RIDE C   (   7,X'S) H   (  71,X'S) 
RIDE C   (   8,X'S) H   (  81,X'S) 
RIDE C   (  10,X'S) H   ( 101,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) H   ( 123,X'S) H   ( 122,X'S) 
RIDE C   (  13,X'S) H   ( 131,X'S) 
RIDE C   (  14,X'S) H   ( 142,X'S) H   ( 141,X'S) H   ( 143,X'S) 
RIDE C   (  15,X'S) H   ( 151,X'S) H   ( 153,X'S) H   ( 152,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) H   ( 173,X'S) 
RIDE C   (  18,X'S) H   ( 181,X'S) H   ( 183,X'S) H   ( 182,X'S) 
RIDE C   (  21,X'S) H   ( 211,X'S) 
RIDE C   (  22,X'S) H   ( 221,X'S) 
RIDE C   (  23,X'S) H   ( 231,X'S) 
RIDE C   (  25,X'S) H   ( 251,X'S) 
RIDE C   (  26,X'S) H   ( 261,X'S) H   ( 263,X'S) H   ( 262,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   ( 281,X'S) 
RIDE C   (  29,X'S) H   ( 291,X'S) H   ( 292,X'S) H   ( 293,X'S) 
RIDE C   (  30,X'S) H   ( 301,X'S) H   ( 302,X'S) H   ( 303,X'S) 
RIDE C   (  31,X'S) H   ( 311,X'S) H   ( 312,X'S) H   ( 313,X'S) 
RIDE C   (  32,X'S) H   ( 322,X'S) H   ( 321,X'S) 
RIDE C   (  34,X'S) H   ( 341,X'S) H   ( 342,X'S) 
RIDE C   (  35,X'S) H   ( 351,X'S) H   ( 352,X'S) H   ( 353,X'S) 
END                                                                             
;
_iucr_refine_instructions_details_restraints
;
NO 
REM   HREST   START (DO NOT REMOVE THIS LINE) 
REM   HREST   END (DO NOT REMOVE THIS LINE) 
END                                                                             
;
_cod_data_source_file            d1dt00121c2.cif
_cod_data_source_block           3_K_Et2O_Fe
_cod_depositor_comments
'Adding full bibliography for 7706910--7706927.cif.'
_cod_original_sg_symbol_H-M      'P 1 21/n 1 '
_cod_original_formula_sum        'C34 H62 Fe1 K1 N2 O1 Si2'
_cod_database_code               7706910
_refine_reflns_threshold_expression I>3.0\s(I)
_refine_ls_r_factor_ref          0.0299
_oxford_refine_ls_r_factor_all   0.0405
_oxford_refine_ls_wr_factor_all  0.0439
_oxford_reflns_threshold_expression I>2.0\s(I)
_oxford_reflns_number_gt         7711
_oxford_refine_ls_r_factor_gt    0.0325
_oxford_refine_ls_wr_factor_gt   0.0310