Organocatalytic asymmetric anti-selective Michael reactions of aldehydes and the sequential reduction/lactonization/Pauson-Khand reaction for the enantioselective synthesis of highly functionalized hydropentalenes.
Hong, Bor-Cherng; Dange, Nitin S.; Yen, Po-Jen; Lee, Gene-Hsiang; Liao, Ju-Hsiou; Organic letters 14 (2012) 5346–5349; doi:10.1021/ol302527z

data_1508709
_publ_section_title
;
 Organocatalytic asymmetric anti-selective Michael reactions of aldehydes
 and the sequential reduction/lactonization/Pauson-Khand reaction for the
 enantioselective synthesis of highly functionalized hydropentalenes.
;
_journal_issue                   20
_journal_name_full               'Organic letters'
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_journal_page_last               5349
_journal_paper_doi               10.1021/ol302527z
_journal_volume                  14
_journal_year                    2012
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'calc w=1/[\s^2^(Fo^2^)+(0.0425P)^2^+0.3750P] where P=(Fo^2^+2Fc^2^)/3'
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_cod_depositor_comments
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' according to
/home/saulius/struct/CIF-dictionaries/cif_core.dic dictionary named
'cif_core.dic' version 2.4.2 from 2011-04-26.

Automatic conversion script
Id: cif_fix_values 1891 2012-01-12 08:04:46Z andrius 

The following automatic conversions were performed:

'_exptl_crystal_density_meas' value 'not_measured' was changed to '?'
- the value is perceived as not measured.

Automatic conversion script
Id: cif_fix_values 3008 2015-01-20 13:52:24Z robertas 
;
_cod_original_sg_symbol_H-M      P2(1)2(1)2(1)
_cod_database_code               1508709