Synthesis, properties, and chemoselective reactions of an AlH-BH functional group.
Yang, Wenbang; White, Andrew J. P.; Crimmin, Mark R.; Chemical science 16 (2025) 17193–17199; doi:10.1039/d5sc05133a

data_1575555
_publ_section_title
;
 Synthesis, properties, and chemoselective reactions of an AlH-BH
 functional group.
;
_journal_issue                   37
_journal_name_full               'Chemical science'
_journal_page_first              17193
_journal_page_last               17199
_journal_paper_doi               10.1039/d5sc05133a
_journal_volume                  16
_journal_year                    2025
_chemical_formula_moiety         'C51 H73 Al B N5'
_chemical_formula_sum            'C51 H73 Al B N5'
_chemical_formula_weight         793.93
_space_group_crystal_system      triclinic
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_space_group_name_Hall           '-P 1'
_space_group_name_H-M_alt        'P -1'
_atom_sites_solution_hydrogens   mixed
_audit_creation_method           SHELXL-2019/3
_audit_update_record
;
2025-08-22 deposited with the CCDC.	2025-08-28 downloaded from the CCDC.
;
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_cell_angle_gamma                74.007(6)
_cell_formula_units_Z            2
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_cell_length_b                   13.0784(8)
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_cell_measurement_temperature    173(2)
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_cell_volume                     2395.0(3)
_computing_cell_refinement       'CrysAlisPro, Rigaku OD'
_computing_data_collection       'CrysAlisPro, Rigaku OD'
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_computing_structure_refinement  'SHELXL-2019/2 (Sheldrick, 2019)'
_computing_structure_solution    'SHELXS-2014 (Sheldrick, 2017)'
_diffrn_ambient_temperature      173(2)
_diffrn_detector_area_resol_mean 10.4115
_diffrn_measured_fraction_theta_full 0.978
_diffrn_measured_fraction_theta_max 0.939
_diffrn_measurement_device_type  'Agilent Xcalibur PX Ultra A'
_diffrn_measurement_method       'omega scans'
_diffrn_radiation_type           CuK\a
_diffrn_radiation_wavelength     1.54184
_diffrn_reflns_av_R_equivalents  0.0392
_diffrn_reflns_av_unetI/netI     0.0622
_diffrn_reflns_Laue_measured_fraction_full 0.978
_diffrn_reflns_Laue_measured_fraction_max 0.939
_diffrn_reflns_limit_h_max       11
_diffrn_reflns_limit_h_min       -13
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_diffrn_reflns_limit_k_min       -13
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_diffrn_reflns_limit_l_min       -22
_diffrn_reflns_number            13736
_diffrn_reflns_point_group_measured_fraction_full 0.978
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_diffrn_reflns_theta_max         73.706
_diffrn_reflns_theta_min         3.581
_diffrn_source                   'Enhance Ultra (Cu) X-ray Source'
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_exptl_absorpt_process_details
; 
CrysAlisPro 1.171.42.49 (Rigaku Oxford Diffraction, 2022) 
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            Yellow
_exptl_crystal_density_diffrn    1.101
_exptl_crystal_description       blocks
_exptl_crystal_F_000             864
_exptl_crystal_size_max          0.184
_exptl_crystal_size_mid          0.121
_exptl_crystal_size_min          0.091
_refine_diff_density_max         0.218
_refine_diff_density_min         -0.199
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_refine_ls_extinction_method     none
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_refine_ls_hydrogen_treatment    mixed
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_refine_ls_number_reflns         9081
_refine_ls_number_restraints     1
_refine_ls_restrained_S_all      0.997
_refine_ls_R_factor_all          0.0819
_refine_ls_R_factor_gt           0.0497
_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^)+(0.0630P)^2^] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1190
_refine_ls_wR_factor_ref         0.1365
_reflns_Friedel_coverage         0.000
_reflns_number_gt                6135
_reflns_number_total             9081
_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 1575552--1575556.cif.'
_cod_database_code               1575555
_shelx_shelxl_version_number     2019/3
_shelx_res_checksum              90916