2,8-Dihydroxy-1,3,7,9-tetramethyl-6,12-dihydrodipyrido[1,2-a:1',2'-d] pyrazinediylium dichloride dihydrate (CROSBI ID 87701)
Prilog u časopisu | izvorni znanstveni rad | međunarodna recenzija
Podaci o odgovornosti
Košutić-Hulita, Nada ; Danilovski, Aleksandar ; Malešević, Miroslav ; Orešić, Marina ; Dumić, Miljenko
engleski
2,8-Dihydroxy-1,3,7,9-tetramethyl-6,12-dihydrodipyrido[1,2-a:1',2'-d] pyrazinediylium dichloride dihydrate
The 2,8-dihydroxy-1,3,7,9-tetramethyl-6,12-dihydrodipyrido[1,2-a:1',2'-d]pyrazinediylium dication possesses 2/m symmetry and lies in the mirror plane together with a chloride anion and the water O atom. The dication also lies on an inversion centre, i.e. C16H20N2O22+ˇ2Cl-ˇ2H2O. Due to these symmetry constrictions the dication adopts an unexpected planar conformation. Molecules are linked by O-HO and O-HCl hydrogen bonds to form chains, which are cross-connected by C-HCl attractive interactions forming a complex three-dimensional hydrogen-bond network.
pyrazinediylium derivative; X-ray
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Podaci o izdanju
C56 (-)
2000.
1144-1145-x
objavljeno
0108-2701