A metal-free BF<sub>3</sub>·OEt<sub>2</sub> mediated chemoselective protocol for the synthesis of propargylic cyclic imines.
Singh, Prasoon Raj; Gopal, Braj; Kumar, Madan; Goswami, Avijit; Organic & biomolecular chemistry 20 (2022) 4933–4941; doi:10.1039/d2ob00530a

data_7158697
_publ_section_title
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 A metal-free BF<sub>3</sub>&#x00B7;OEt<sub>2</sub> mediated
 chemoselective protocol for the synthesis of propargylic cyclic imines.
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_journal_issue                   24
_journal_name_full               'Organic &amp; biomolecular chemistry'
_journal_page_first              4933
_journal_page_last               4941
_journal_paper_doi               10.1039/d2ob00530a
_journal_volume                  20
_journal_year                    2022
_chemical_formula_moiety         'C27 H29 N O4'
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2021-02-19 deposited with the CCDC.	2022-05-16 downloaded from the CCDC.
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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^)+(0.0664P)^2^+0.3631P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.1440
_refine_ls_wR_factor_ref         0.1655
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_reflns_number_gt                3621
_reflns_number_total             5296
_reflns_threshold_expression     'I > 2\s(I)'
_cod_data_source_file            d2ob00530a2.cif
_cod_data_source_block           shelx
_cod_depositor_comments
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The following automatic conversions were performed:

data item '_exptl_absorpt_correction_type' value 'MULTI SCAN' was
changed to 'multi-scan' in accordance with the
/home/data/users/saulius/crontab/automatic-downloads/rss-feeds/RSC/lib/dictionaries/cif_core.dic
dictionary named 'cif_core.dic' version 2.4.2 last updated on
2011-04-26.

Automatic conversion script
Id: cif_fix_values 7556 2019-12-06 15:28:31Z antanas 

 Adding full bibliography for 7158697.cif.
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_cod_database_code               7158697
_shelx_shelxl_version_number     2018/3
_shelx_res_checksum              14123