Guanidinatoaluminum Complexes: Synthesis, Crystal Structures and Reactivities
Han, HongFei; Guo, Zhiqiang; Zhang, ShaoFeng; Li, Jie; Wei, Xuehong; RSC Adv.  (2016) –; doi:10.1039/C6RA18367K

data_7226851
_publ_section_title
;
 Guanidinatoaluminum Complexes: Synthesis, Crystal Structures and
 Reactivities
;
_journal_name_full               'RSC Adv.'
_journal_paper_doi               10.1039/C6RA18367K
_journal_year                    2016
_chemical_formula_sum            'C19 H38 Al N3'
_chemical_formula_weight         335.50
_chemical_name_systematic
; 
 ? 
;
_space_group_IT_number           15
_symmetry_cell_setting           monoclinic
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_atom_sites_solution_primary     direct
_atom_sites_solution_secondary   difmap
_audit_creation_method           SHELXL-97
_audit_update_record
;
2016-01-15 deposited with the CCDC.
2016-10-20 downloaded from the CCDC.
;
_cell_angle_alpha                90.00
_cell_angle_beta                 109.392(4)
_cell_angle_gamma                90.00
_cell_formula_units_Z            4
_cell_length_a                   17.271(3)
_cell_length_b                   10.5858(18)
_cell_length_c                   12.4650(18)
_cell_measurement_reflns_used    2162
_cell_measurement_temperature    200(2)
_cell_measurement_theta_max      23.5
_cell_measurement_theta_min      2.23
_cell_volume                     2149.7(6)
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 2008)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 2008)'
_diffrn_ambient_temperature      200(2)
_diffrn_measured_fraction_theta_full 0.997
_diffrn_measured_fraction_theta_max 0.997
_diffrn_measurement_device_type  'Bruker SMART CCD area-detector'
_diffrn_measurement_method       '\f and \w scans'
_diffrn_radiation_monochromator  graphite
_diffrn_radiation_source         'fine-focus sealed tube'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0282
_diffrn_reflns_av_sigmaI/netI    0.0308
_diffrn_reflns_limit_h_max       20
_diffrn_reflns_limit_h_min       -20
_diffrn_reflns_limit_k_max       12
_diffrn_reflns_limit_k_min       -12
_diffrn_reflns_limit_l_max       10
_diffrn_reflns_limit_l_min       -14
_diffrn_reflns_number            5842
_diffrn_reflns_theta_full        25.04
_diffrn_reflns_theta_max         25.04
_diffrn_reflns_theta_min         2.50
_exptl_absorpt_coefficient_mu    0.099
_exptl_absorpt_correction_T_max  0.9691
_exptl_absorpt_correction_T_min  0.9663
_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details   sadabs
_exptl_crystal_colour            colorless
_exptl_crystal_density_diffrn    1.037
_exptl_crystal_density_method    'not measured'
_exptl_crystal_description       block
_exptl_crystal_F_000             744
_exptl_crystal_size_max          0.35
_exptl_crystal_size_mid          0.33
_exptl_crystal_size_min          0.32
_refine_diff_density_max         0.177
_refine_diff_density_min         -0.136
_refine_diff_density_rms         0.030
_refine_ls_extinction_coef       0.0062(17)
_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
_refine_ls_goodness_of_fit_ref   1.014
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     108
_refine_ls_number_reflns         1901
_refine_ls_number_restraints     0
_refine_ls_restrained_S_all      1.014
_refine_ls_R_factor_all          0.0612
_refine_ls_R_factor_gt           0.0430
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0628P)^2^+0.7820P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1119
_refine_ls_wR_factor_ref         0.1228
_reflns_number_gt                1433
_reflns_number_total             1901
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            c6ra18367k2.cif
_cod_data_source_block           Compound_1
_cod_original_sg_symbol_H-M      C2/c
_cod_database_code               7226851