The role of imidoselenium(ii) chlorides in the formation of cyclic selenium imides via cyclocondensation.
Karhu, Aino J.; Pakkanen, Olli J.; Rautiainen, J. Mikko; Oilunkaniemi, Raija; Chivers, Tristram; Laitinen, Risto S.; Dalton transactions (Cambridge, England : 2003) 45 (2016) 6210–6221; doi:10.1039/c5dt04236d

data_7037381
_publ_section_title
;
 The role of imidoselenium(ii) chlorides in the formation of cyclic
 selenium imides via cyclocondensation.
;
_journal_issue                   14
_journal_name_full
'Dalton transactions (Cambridge, England : 2003)'
_journal_page_first              6210
_journal_page_last               6221
_journal_paper_doi               10.1039/c5dt04236d
_journal_volume                  45
_journal_year                    2016
_chemical_formula_sum            'C12 H27 Cl2 N3 Se4'
_chemical_formula_weight         600.10
_chemical_name_systematic
2,4,6-tris(tert-butyl)-1,7-dichlorido-2,4,6-triazy-1,3,5,7-triseleny-[7]catena
_chemical_properties_physical    'Air-sensitive, Moisture-sensitive'
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_space_group_name_Hall           '-P 2yn'
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_audit_update_record
;
2015-10-27 deposited with the CCDC.
2015-11-23 downloaded from the CCDC.
;
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'Re-crystallisation from solvent: n-hexane'
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_refine_ls_extinction_expression Fc^*^=kFc[1+0.001xFc^2^\l^3^/sin(2\q)]^-1/4^
_refine_ls_extinction_method     SHELXL
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_refine_ls_shift/su_mean         0.000
_refine_ls_structure_factor_coef Fsqd
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'w=1/[\s^2^(Fo^2^)+(0.0299P)^2^+8.4779P] where P=(Fo^2^+2Fc^2^)/3'
_refine_ls_weighting_scheme      calc
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_reflns_threshold_expression     'I > 2\s(I)'
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'Adding full bibliography for 7037381--7037383.cif.'
_cod_original_cell_volume        2068.0(8)
_cod_database_code               7037381
_shelx_estimated_absorpt_t_min   0.157
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_shelx_res_checksum              28446
_shelx_hkl_checksum              63718