Reversible Alkene Binding and Allylic C‒H Activation with an Aluminium(I) Complex
Bakewell, Clare; White, Andrew J. P.; Crimmin, Mark Richard; Chemical Science  (2019) –; doi:10.1039/C8SC04865G

data_1550404
_publ_section_title
;
 Reversible Alkene Binding and Allylic C--H Activation with an
 Aluminium(I) Complex
;
_journal_name_full               'Chemical Science'
_journal_paper_doi               10.1039/C8SC04865G
_journal_year                    2019
_chemical_formula_moiety         'C35 H53 Al N2, 0.5(C7 H8)'
_chemical_formula_sum            'C38.5 H57 Al N2'
_chemical_formula_weight         574.84
_space_group_crystal_system      monoclinic
_space_group_IT_number           15
_space_group_name_Hall           '-C 2yc'
_space_group_name_H-M_alt        'C 1 2/c 1'
_symmetry_space_group_name_Hall  '-C 2yc'
_symmetry_space_group_name_H-M   'C 1 2/c 1'
_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2017/1
_audit_update_record
;
2018-09-27 deposited with the CCDC.
2019-01-07 downloaded from the CCDC.
;
_cell_angle_alpha                90
_cell_angle_beta                 102.346(7)
_cell_angle_gamma                90
_cell_formula_units_Z            8
_cell_length_a                   19.4468(12)
_cell_length_b                   18.4781(7)
_cell_length_c                   20.5105(13)
_cell_measurement_reflns_used    3216
_cell_measurement_temperature    173(2)
_cell_measurement_theta_max      27.3100
_cell_measurement_theta_min      2.5350
_cell_volume                     7199.8(7)
_computing_cell_refinement       'CrysAlisPro, Rigaku OD'
_computing_data_collection       'CrysAlisPro, Rigaku OD'
_computing_data_reduction        'CrysAlisPro, Rigaku OD'
_computing_molecular_graphics    'Bruker SHELXTL'
_computing_publication_material  'CIFTAB-2014 (Sheldrick, 2017)'
_computing_structure_refinement  'SHELXL-2017/1 (Sheldrick, 2017)'
_computing_structure_solution    'SHELXS-2014 (Sheldrick, 2017)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 16.0382
_diffrn_measured_fraction_theta_full 0.988
_diffrn_measured_fraction_theta_max 0.805
_diffrn_measurement_device_type  'Agilent Xcalibur 3 E'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           MoK\a
_diffrn_radiation_wavelength     0.71073
_diffrn_reflns_av_R_equivalents  0.0203
_diffrn_reflns_av_unetI/netI     0.0414
_diffrn_reflns_Laue_measured_fraction_full 0.988
_diffrn_reflns_Laue_measured_fraction_max 0.805
_diffrn_reflns_limit_h_max       17
_diffrn_reflns_limit_h_min       -25
_diffrn_reflns_limit_k_max       24
_diffrn_reflns_limit_k_min       -18
_diffrn_reflns_limit_l_max       25
_diffrn_reflns_limit_l_min       -27
_diffrn_reflns_number            13050
_diffrn_reflns_point_group_measured_fraction_full 0.988
_diffrn_reflns_point_group_measured_fraction_max 0.805
_diffrn_reflns_theta_full        25.242
_diffrn_reflns_theta_max         28.360
_diffrn_reflns_theta_min         2.428
_diffrn_source                   'Enhance (Mo) X-ray Source'
_exptl_absorpt_coefficient_mu    0.083
_exptl_absorpt_correction_T_max  0.981
_exptl_absorpt_correction_T_min  0.970
_exptl_absorpt_correction_type   analytical
_exptl_absorpt_process_details
; 
CrysAlisPro 1.171.38.46 (Rigaku Oxford Diffraction, 2015) 
Analytical numeric absorption correction using a multifaceted crystal 
model based on expressions derived by R.C. Clark & J.S. Reid. 
(Clark, R. C. & Reid, J. S. (1995). Acta Cryst. A51, 887-897) 
Empirical absorption correction using spherical harmonics, 
implemented in SCALE3 ABSPACK scaling algorithm. 
;
_exptl_crystal_colour            'Dark orange'
_exptl_crystal_density_diffrn    1.061
_exptl_crystal_description       blocks
_exptl_crystal_F_000             2520
_exptl_crystal_size_max          0.483
_exptl_crystal_size_mid          0.307
_exptl_crystal_size_min          0.258
_refine_diff_density_max         0.545
_refine_diff_density_min         -0.625
_refine_diff_density_rms         0.043
_refine_ls_extinction_method     none
_refine_ls_goodness_of_fit_ref   1.022
_refine_ls_hydrogen_treatment    constr
_refine_ls_matrix_type           full
_refine_ls_number_parameters     428
_refine_ls_number_reflns         7244
_refine_ls_number_restraints     310
_refine_ls_restrained_S_all      1.025
_refine_ls_R_factor_all          0.1114
_refine_ls_R_factor_gt           0.0752
_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^)+(0.0763P)^2^+11.4769P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1808
_refine_ls_wR_factor_ref         0.2093
_reflns_Friedel_coverage         0.000
_reflns_number_gt                4860
_reflns_number_total             7244
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8sc04865g2.cif
_cod_data_source_block           2d
_cod_original_formula_sum        'C38.50 H57 Al N2'
_cod_database_code               1550404
_shelx_shelxl_version_number     2017/1
_shelx_res_checksum              88488