An intramolecular [2 + 2] photocycloaddition approach to conformationally restricted bis-pyrrolidines.
Fort, Diego A.; Woltering, Thomas J.; Alker, André M; Bach, Thorsten; The Journal of organic chemistry 79 (2014) 7152–7161; doi:10.1021/jo501302f

data_4029813
_publ_section_title
;
 An intramolecular [2 + 2] photocycloaddition approach to conformationally
 restricted bis-pyrrolidines.
;
_journal_issue                   15
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              7152
_journal_page_last               7161
_journal_paper_doi               10.1021/jo501302f
_journal_volume                  79
_journal_year                    2014
_chemical_absolute_configuration ad
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
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CrysAlisPro, Agilent Technologies,
Version 1.171.36.24 (release 03-12-2012 CrysAlis171 .NET)
(compiled Dec  3 2012,18:21:49)
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CrysAlisPro, Agilent Technologies,
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Empirical absorption correction using spherical harmonics,
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_exptl_crystal_colour            colourless
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'calc w=1/[\s^2^(Fo^2^)+(0.0398P)^2^+0.2200P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
_refine_ls_wR_factor_gt          0.0642
_refine_ls_wR_factor_ref         0.0643
_reflns_number_gt                3204
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_cod_data_source_file            jo501302f_si_002.cif
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The following automatic conversions were performed:

'_symmetry_cell_setting' value 'Orthorhombic' changed to
'orthorhombic' 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 2281 2013-09-26 08:29:07Z andrius 

 Adding full bibliography for 4029813--4029815.cif.
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_cod_original_cell_volume        1888.426(16)
_cod_original_sg_symbol_H-M      'P2(1)2(1)2(1) '
_cod_database_code               4029813