Diels–Alder Cycloaddition and Ring-Closing Metathesis: A Versatile, Stereoselective, and General Route to Embellished Bridged Bicyclic Systems, Carbocyclic Framework of Secoatisanes, and Homologues
Singh, Vishwakarma; Sahu, Pramod K.; Sahu, Bharat C.; Mobin, Shaikh M.; Journal of Organic Chemistry 74 (2009) 6092–6104; doi:10.1021/jo901279g

data_4024790
_publ_section_title
;
 Diels--Alder Cycloaddition and Ring-Closing Metathesis:
 A Versatile, Stereoselective, and General Route to Embellished Bridged
 Bicyclic Systems, Carbocyclic Framework of Secoatisanes, and Homologues
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_journal_coden_ASTM              JOCEAH
_journal_issue                   16
_journal_name_full               'Journal of Organic Chemistry'
_journal_page_first              6092
_journal_page_last               6104
_journal_paper_doi               10.1021/jo901279g
_journal_volume                  74
_journal_year                    2009
_chemical_formula_sum            'C15 H20 O3'
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_symmetry_space_group_name_H-M   'P b c a'
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_computing_cell_refinement       'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_data_collection       'CrysAlis CCD, Oxford Diffraction Ltd.,'
_computing_data_reduction        'CrysAlis RED, Oxford Diffraction Ltd.,'
_computing_molecular_graphics    Ortep3
_computing_publication_material  Shelx97
_computing_structure_refinement  'SHELXL-97 (Sheldrick, 1997)'
_computing_structure_solution    'SHELXS-97 (Sheldrick, 1997)'
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_diffrn_measurement_device_type  'OXFORD DIFFRACTION XCALIBUR-S'
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_exptl_absorpt_correction_type   multi-scan
_exptl_absorpt_process_details
;
CrysAlis RED, Oxford Diffraction Ltd.,
Version 1.171.31.7 (release 18-10-2006 CrysAlis171 .NET)
(compiled Oct 18 2006,16:28:17)
Empirical absorption correction using spherical harmonics,
 implemented in SCALE3 ABSPACK scaling algorithm.
;
_exptl_crystal_colour            colourless
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
_refine_ls_weighting_details
'calc w=1/[\s^2^(Fo^2^)+(0.0161P)^2^+0.0000P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_refine_ls_wR_factor_ref         0.0526
_reflns_number_gt                2142
_reflns_number_total             4458
_reflns_threshold_expression     >2sigma(I)
_cod_data_source_file            jo901279g_si_004.cif
_cod_data_source_block           vks021
_cod_depositor_comments
;
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 2.4.1 from 2010-06-29.

Automatic conversion script
Id: cif_fix_enum 1527 2010-12-29 10:47:43Z saulius 
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_cod_database_code               4024790