Direct and Base-Catalyzed Diboration of Alkynes Using the Unsymmetrical Diborane(4), pinB-BMes2.
Kojima, Chiemi; Lee, Ka-Ho; Lin, Zhenyang; Yamashita, Makoto; Journal of the American Chemical Society 138 (2016) 6662–6669; doi:10.1021/jacs.6b03686

data_4125073
_publ_section_title
;
 Direct and Base-Catalyzed Diboration of Alkynes Using the Unsymmetrical
 Diborane(4), pinB-BMes2.
;
_journal_issue                   20
_journal_name_full               'Journal of the American Chemical Society'
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_journal_page_last               6669
_journal_paper_doi               10.1021/jacs.6b03686
_journal_volume                  138
_journal_year                    2016
_chemical_formula_moiety         'C32 H40 B2 O2'
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_symmetry_space_group_name_Hall  '-C 2yc'
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_diffrn_reflns_limit_l_min       -17
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_exptl_absorpt_process_details   'Jacobson, R. (1998) Private communication'
_exptl_crystal_colour            Colorless
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_refine_ls_R_factor_all          0.0984
_refine_ls_R_factor_gt           0.0737
_refine_ls_shift/su_max          0.000
_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'w=1/[\s^2^(Fo^2^)+(0.0849P)^2^+4.7634P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1698
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_reflns_number_gt                4121
_reflns_number_total             5458
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            ja6b03686_si_002.cif
_cod_data_source_block           2a
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/usr/data/users/saulius/crontab/automatic-downloads/rss-feeds/ACS/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 4268 2015-11-12 08:31:59Z antanas 

 Adding full bibliography for 4125073--4125084.cif.
;
_cod_database_code               4125073
_shelx_estimated_absorpt_t_min   0.987
_shelx_estimated_absorpt_t_max   0.990
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_shelx_res_checksum              94663
_shelx_hkl_checksum              22353