Sequential organocatalytic Stetter and Michael-Aldol condensation reaction: asymmetric synthesis of fully substituted cyclopentenes via a [1 + 2 + 2] annulation strategy.
Hong, Bor-Cherng; Dange, Nitin S.; Hsu, Che-Sheng; Liao, Ju-Hsiou; Organic letters 12 (2010) 4812–4815; doi:10.1021/ol101969t

data_1503244
_publ_section_title
;
 Sequential organocatalytic Stetter and Michael-Aldol condensation
 reaction: asymmetric synthesis of fully substituted cyclopentenes via a
 [1 + 2 + 2] annulation strategy.
;
_journal_issue                   21
_journal_name_full               'Organic letters'
_journal_page_first              4812
_journal_page_last               4815
_journal_paper_doi               10.1021/ol101969t
_journal_volume                  12
_journal_year                    2010
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_diffrn_ambient_temperature      100(2)
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_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0416P)^2^+0.2296P] where P=(Fo^2^+2Fc^2^)/3'
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_cod_depositor_comments
;
The following automatic conversions were performed:

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

'_exptl_absorpt_correction_type' value 'Empirical'
changed to 'empirical' 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 1715 2011-07-08 13:25:40Z adriana 
;
_cod_original_cell_volume        3497.7(9)
_cod_database_code               1503244