Use of crown ethers to isolate intermediates in ammonia-borane dehydrocoupling reactions.
Less, Robert J.; García-Rodríguez, Raúl; Simmonds, Hayley R.; Allen, Lucy K.; Bond, Andrew D.; Wright, Dominic S.; Chemical communications (Cambridge, England) 52 (2016) 3650–3652; doi:10.1039/c6cc00088f

data_7118673
_publ_section_title
;
 Use of crown ethers to isolate intermediates in ammonia-borane
 dehydrocoupling reactions.
;
_journal_issue                   18
_journal_name_full
'Chemical communications (Cambridge, England)'
_journal_page_first              3650
_journal_page_last               3652
_journal_paper_doi               10.1039/c6cc00088f
_journal_volume                  52
_journal_year                    2016
_chemical_absolute_configuration unk
_chemical_formula_moiety         'C12 H24 O6, C6 H20 B N2 +, Al Cl4 -'
_chemical_formula_sum            'C18 H44 Al B Cl4 N2 O6'
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_space_group_name_Hall           'P 2c -2n'
_space_group_name_H-M_alt        'P n a 21'
_symmetry_space_group_name_Hall  'P 2c -2n'
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_atom_sites_solution_hydrogens   geom
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_audit_update_record
;
2015-12-18 deposited with the CCDC.
2016-01-29 downloaded from the CCDC.
;
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_diffrn_radiation_type           CuK\a
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_refine_ls_abs_structure_details 'Refined as an inversion twin.'
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_refine_ls_extinction_method     none
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0355P)^2^+0.0163P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_refine_ls_wR_factor_ref         0.0717
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_reflns_number_gt                4213
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_cod_data_source_file            c6cc00088f2.cif
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_cod_depositor_comments
'Adding full bibliography for 7118673--7118675.cif.'
_cod_database_code               7118673
_cambridge_user_name             'Rob Less'
_cambridge_user_crsid            rjl1003
_cambridge_supervisor_name       'Dominic Wright'
_cambridge_supervisor_crsid      dsw1000
_cambridge_crystallographer_name 'Raul Garcia-Rodriguez'
_cambridge_crystallographer_crsid rg489
_cambridge_sample_id             RL1363C
_cambridge_data_id               dw_b1_0039
_shelx_estimated_absorpt_t_min   0.331
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_shelx_res_checksum              8605