Synthesis of spiro[4.4]thiadiazole derivatives via double 1,3-dipolar cycloaddition of hydrazonyl chlorides with carbon disulfide
Wang, Kai-Kai; Li, Yan-Li; Guo, Dong-Guang; Pan, Peng-Tao; Sun, Aili; Chen, Rongxiang; RSC Advances 11 (2021) 18404–18407; doi:10.1039/D1RA03229A

data_7242889
_publ_section_title
;
 Synthesis of spiro[4.4]thiadiazole derivatives via double 1,3-dipolar
 cycloaddition of hydrazonyl chlorides with carbon disulfide
;
_journal_issue                   30
_journal_name_full               'RSC Advances'
_journal_page_first              18404
_journal_page_last               18407
_journal_paper_doi               10.1039/D1RA03229A
_journal_volume                  11
_journal_year                    2021
_chemical_formula_sum            'C27 H18 Br2 N4 S2'
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_atom_sites_solution_hydrogens   geom
_audit_creation_method           SHELXL-2014/7
_audit_update_record
;
2020-11-02 deposited with the CCDC.	2021-05-17 downloaded from the CCDC.
;
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_computing_cell_refinement       'Bruker SMART'
_computing_data_collection       'Bruker SMART'
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_computing_publication_material  'Bruker SHELXTL'
_computing_structure_refinement  'SHELXL-2014/7 (Sheldrick, 2014)'
_computing_structure_solution    'Bruker SHELXTL'
_diffrn_ambient_temperature      273(2)
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_diffrn_measurement_device_type  'CCD area detector'
_diffrn_measurement_method       'phi and omega scans'
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_exptl_absorpt_correction_type   none
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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^)+(0.0590P)^2^+0.0946P] where P=(Fo^2^+2Fc^2^)/3'
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_reflns_threshold_expression     'I > 2\s(I)'
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_shelx_res_checksum              21587