Mono- and bimetallic amidinate samarium complexes - synthesis, structure, and hydroamination catalysis.
Kazeminejad, Neda; Münzfeld, Luca; Gamer, Michael T.; Roesky, Peter W.; Dalton transactions (Cambridge, England : 2003) 48 (2019) 8153–8160; doi:10.1039/c9dt01418g

data_7701763
_publ_section_title
;
 Mono- and bimetallic amidinate samarium complexes - synthesis, structure,
 and hydroamination catalysis.
;
_journal_issue                   23
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              8153
_journal_page_last               8160
_journal_paper_doi               10.1039/c9dt01418g
_journal_volume                  48
_journal_year                    2019
_chemical_formula_moiety         'C43 H75 N4 Si4 Sm, C4 H8 O'
_chemical_formula_sum            'C47 H83 N4 O Si4 Sm'
_chemical_formula_weight         982.88
_space_group_crystal_system      monoclinic
_space_group_IT_number           14
_space_group_name_Hall           '-P 2yn'
_space_group_name_H-M_alt        'P 1 21/n 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     dual
_audit_creation_date             2017-12-06
_audit_creation_method
;
Olex2 1.2
(compiled 2017.08.10 svn.r3458 for OlexSys, GUI svn.r5381)
;
_audit_update_record
;
2019-03-22 deposited with the CCDC.	2019-05-01 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 95.898(5)
_cell_angle_gamma                90
_cell_formula_units_Z            4
_cell_length_a                   12.0107(7)
_cell_length_b                   26.4912(18)
_cell_length_c                   17.3028(10)
_cell_measurement_reflns_used    14437
_cell_measurement_temperature    210
_cell_measurement_theta_max      25.60
_cell_measurement_theta_min      1.18
_cell_volume                     5476.2(6)
_computing_cell_refinement
;
X-Area Recipe 1.33.0.0 (STOE, 2015)
PLATON (A.L.Spek, 2009)
;
_computing_data_collection       'STOE X-AREA'
_computing_data_reduction
;
X-Area Integrate 1.71.0.0 (STOE, 2016)
X-Area LANA 1.70.0.0 (STOE, 2017)
PLATON (A.L.Spek, 2009)
;
_computing_molecular_graphics    'Diamond 4, Olex2 (Dolomanov et al., 2009)'
_computing_publication_material
;
STOE & Cie GmbH, X-Area, software package for collecting single-crystal or
multi-domain crystal data on STOE area-detector diffractometers, for image 
processing, for the correction and scaling of reflection intensities and 
for outlier rejection, version 1.77, Darmstadt 2016
MS Word (Microsoft)
Olex2 (Dolomanov et al., 2009)
;
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2015)'
_computing_structure_solution    'SHELXT-2017/1 (Sheldrick, 2015)'
_diffrn_ambient_temperature      210.0
_diffrn_detector                 'image plate (34cm diameter)'
_diffrn_detector_area_resol_mean 6.67
_diffrn_detector_type            'STOE Imaging Plate'
_diffrn_measured_fraction_theta_full 0.994
_diffrn_measured_fraction_theta_max 0.984
_diffrn_measurement_device       '2-circle diffractometer'
_diffrn_measurement_device_type  'STOE IPDS II'
_diffrn_measurement_method       'rotation method, \w scans'
_diffrn_radiation_collimation    '0.5 mm diameter, multiple pinhole'
_diffrn_radiation_monochromator  'plane graphite'
_diffrn_radiation_polarisn_norm  0
_diffrn_radiation_probe          x-ray
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0431
_diffrn_reflns_av_unetI/netI     0.0779
_diffrn_reflns_Laue_measured_fraction_full 0.994
_diffrn_reflns_Laue_measured_fraction_max 0.984
_diffrn_reflns_limit_h_max       13
_diffrn_reflns_limit_h_min       -14
_diffrn_reflns_limit_k_max       32
_diffrn_reflns_limit_k_min       -31
_diffrn_reflns_limit_l_max       20
_diffrn_reflns_limit_l_min       -21
_diffrn_reflns_number            27921
_diffrn_reflns_point_group_measured_fraction_full 0.994
_diffrn_reflns_point_group_measured_fraction_max 0.984
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         25.619
_diffrn_reflns_theta_min         1.411
_diffrn_source                   'sealed tube, 12x0.4mm long-fine focus'
_diffrn_source_current           40mA
_diffrn_source_power             2kW
_diffrn_source_voltage           50kV
_exptl_absorpt_coefficient_mu    1.20
_exptl_absorpt_correction_T_max  0.8701
_exptl_absorpt_correction_T_min  0.7014
_exptl_absorpt_correction_type   integration
_exptl_absorpt_process_details
;
STOE X-Red32, absorption correction by Gaussian integration, analogous to
P. Coppens, "The Evaluation of Absorption and Extinction in Single-Crystal
Structure Analysis", published in
F. R. Ahmed (Editor), "Crystallographic Computing",
Munksgaard, Copenhagen (1970), 255 - 270
;
_exptl_crystal_colour            yellow
_exptl_crystal_colour_primary    yellow
_exptl_crystal_density_diffrn    1.192
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             2076
_exptl_crystal_size_max          0.418
_exptl_crystal_size_mid          0.257
_exptl_crystal_size_min          0.165
_refine_diff_density_max         1.029
_refine_diff_density_min         -0.539
_refine_diff_density_rms         0.079
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   0.857
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     509
_refine_ls_number_reflns         10159
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      0.857
_refine_ls_R_factor_all          0.0710
_refine_ls_R_factor_gt           0.0386
_refine_ls_shift/su_max          0.001
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0421P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0783
_refine_ls_wR_factor_ref         0.0836
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6596
_reflns_number_total             10159
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c9dt01418g2.cif
_cod_data_source_block           nkn289
_cod_database_code               7701763
_shelx_shelxl_version_number     2017/1
_shelx_estimated_absorpt_t_max   0.827
_shelx_estimated_absorpt_t_min   0.635
_olex2_refinement_description
;
1. Fixed Uiso
 At 1.2 times of:
  All C(H) groups, All C(H,H) groups
 At 1.5 times of:
  All C(H,H,H) groups
2.a Ternary CH refined with riding coordinates:
 C14(H14), C17(H17), C26(H26), C29(H29)
2.b Secondary CH2 refined with riding coordinates:
 C43(H43A,H43B), C44(H44A,H44B), C45(H45A,H45B), C46(H46A,H46B)
2.c Aromatic/amide H refined with riding coordinates:
 C3(H3), C4(H4), C5(H5), C6(H6), C7(H7), C10(H10), C11(H11), C12(H12),
 C22(H22), C23(H23), C24(H24)
2.d Idealised Me refined as rotating group:
 C15(H15A,H15B,H15C), C16(H16A,H16B,H16C), C18(H18A,H18B,H18C), C19(H19A,H19B,
 H19C), C27(H27A,H27B,H27C), C28(H28A,H28B,H28C), C30(H30A,H30B,H30C), C31(H31A,
 H31B,H31C), C32(H32A,H32B,H32C), C33(H33A,H33B,H33C), C34(H34A,H34B,H34C),
 C35(H35A,H35B,H35C), C36(H36A,H36B,H36C), C37(H37A,H37B,H37C), C38(H38A,H38B,
 H38C), C39(H39A,H39B,H39C), C40(H40A,H40B,H40C), C41(H41A,H41B,H41C), C42(H42A,
 H42B,H42C), C43(H43A,H43B,H43C)
;
_shelx_res_checksum              29988
_olex2_diffrn_ambient_temperature_device 'FTS XRII851 AirJet Sample Cooler'
_olex2_submission_special_instructions 'No special instructions were received'