Stabilising fleeting intermediates of stilbene photocyclization with amino-borane functionalisation: the rare isolation of persistent dihydrophenanthrenes and their [1,5] H-shift isomers.
Shi, Yong-Gang; Mellerup, Soren K.; Yuan, Kang; Hu, Guo-Fei; Sauriol, Francoise; Peng, Tai; Wang, Nan; Chen, Pangkuan; Wang, Suning; Chemical science 9 (2018) 3844–3855; doi:10.1039/c8sc00560e

data_1549149
_publ_section_title
;
 Stabilising fleeting intermediates of stilbene photocyclization with
 amino-borane functionalisation: the rare isolation of persistent
 dihydrophenanthrenes and their [1,5] H-shift isomers.
;
_journal_issue                   15
_journal_name_full               'Chemical science'
_journal_page_first              3844
_journal_page_last               3855
_journal_paper_doi               10.1039/c8sc00560e
_journal_volume                  9
_journal_year                    2018
_chemical_formula_sum            'C34 H38 B N'
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_atom_sites_solution_hydrogens   geom
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_audit_update_record
;
2017-12-08 deposited with the CCDC.
2018-03-27 downloaded from the CCDC.
;
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
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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^)+(0.0900P)^2^+0.6250P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1975
_refine_ls_wR_factor_ref         0.2380
_reflns_Friedel_coverage         0.000
_reflns_number_gt                2881
_reflns_number_total             6179
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            c8sc00560e2.cif
_cod_data_source_block           syg33
_cod_depositor_comments
;
The following automatic conversions were performed:

'_exptl_absorpt_correction_type' value 'Multi-scan' changed to
'multi-scan' according to
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/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 4973 2017-02-22 13:04:09Z antanas 

 Adding full bibliography for 1549141--1549152.cif.
;
_cod_original_cell_volume        1423.6(7)
_cod_database_code               1549149
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_shelx_estimated_absorpt_t_max   0.994
_shelx_res_checksum              11486