A Cascade Reaction of Cinnamyl Azides with Acrylates Directly Generates Tetrahydro-Pyrrolo-Pyrazole Heterocycles.
Carlson, Angela S.; Liu, En-Chih; Topczewski, Joseph J.; The Journal of organic chemistry 85 (2020) 6044–6059; doi:10.1021/acs.joc.0c00535

data_4038282
_publ_section_title
;
 A Cascade Reaction of Cinnamyl Azides with Acrylates Directly Generates
 Tetrahydro-Pyrrolo-Pyrazole Heterocycles.
;
_journal_issue                   9
_journal_name_full               'The Journal of organic chemistry'
_journal_page_first              6044
_journal_page_last               6059
_journal_paper_doi               10.1021/acs.joc.0c00535
_journal_volume                  85
_journal_year                    2020
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_diffrn_ambient_temperature      100(2)
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_refine_ls_abs_structure_details
;
 Flack x determined using 1212 quotients [(I+)-(I-)]/[(I+)+(I-)]
 (Parsons, Flack and Wagner, Acta Cryst. B69 (2013) 249-259).
;
_refine_ls_abs_structure_Flack   0.8(5)
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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^)+(0.0731P)^2^+0.1458P] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_Friedel_fraction_max     0.952
_reflns_number_gt                3196
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_reflns_threshold_expression     'I > 2\s(I)'
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_cod_depositor_comments
'Adding full bibliography for 4038279--4038282.cif.'
_cod_database_code               4038282
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_shelx_estimated_absorpt_t_max   0.996
_shelx_res_checksum              72868
_shelx_hkl_checksum              99888