(E,E)-1,1'-[1,2-Bis(4-chlorophenyl)ethane-1,2-diyl]bis(phenyldiazene) revisited: threefold configurational disorder of (S,S), (R,R) and (S,R) isomers, a detailed critique.
Parkin, Sean; Glidewell, Christopher; Horton, Peter N.; Acta crystallographica. Section C, Structural chemistry 79 (2023) 77–82; doi:10.1107/S2053229623001262

data_2312043
_publ_section_title
;
 (E,E)-1,1'-[1,2-Bis(4-chlorophenyl)ethane-1,2-diyl]bis(phenyldiazene)
 revisited: threefold configurational disorder of (S,S), (R,R) and (S,R)
 isomers, a detailed critique.
;
_journal_coeditor_code           FA3399
_journal_issue                   'Pt 3'
_journal_name_full
'Acta crystallographica. Section C, Structural chemistry'
_journal_page_first              77
_journal_page_last               82
_journal_paper_doi               10.1107/S2053229623001262
_journal_volume                  79
_journal_year                    2023
_chemical_formula_iupac          'C26 H20 Cl2 N4'
_chemical_formula_moiety         'C26 H20 Cl2 N4'
_chemical_formula_sum            'C26 H20 Cl2 N4'
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_chemical_name_systematic
;
1,1'-[1,2-Bis(4-chlorophenyl)ethane-1,2-diyl]bis(phenyldiazene)
;
_space_group_crystal_system      triclinic
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;
<i>CrystalClear-SM Expert</i> (Rigaku, 2012)
;
_computing_data_collection
;
<i>CrystalClear-SM Expert</i> (Rigaku, 2012)
;
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<i>CrystalClear-SM Expert</i> (Rigaku, 2012)
;
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;
XP in SHELXTL (Sheldrick, 2008)
;
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;
SHELXL2019 (Sheldrick, 2015b) and <i>publCIF</i> (Westrip, 2010)
;
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;
SHELXL2019 (Sheldrick, 2015b)
;
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;
<i>SHELXT</i> (Sheldrick, 2015a)
;
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_diffrn_reflns_theta_max         27.473
_diffrn_reflns_theta_min         2.202
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;
(<i>CrystalClear-SM Expert</i>; Rigaku, 2012)
;
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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^)+(0.0795P)^2^+0.2745P] 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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