Structures by: Kamtonwong S.

Total: 2

3,13-dimethoxy-5,6,10,11-tetrahydrofuro[3,4-<i>i</i>][5]helicene-7,9-dione

C26H20O5

Sooksimuang, ThanasatKamtonwong, SiripornParnchan, WarapornKangkaew, LaongdaoSahasithiwat, Somboon

Acta Crystallographica Section E (2014) 70, 11 418-420

a=8.7570(9)Å   b=15.9008(16)Å   c=16.2987(16)Å

α=61.695(3)°   β=84.535(3)°   γ=84.460(3)°

3,12-Dimethoxy-5,6,9,10-tetrahydro-[5]helicene-7,8-dicarbonitrile

C26H20N2O2

Sahasithiwat, SomboonSooksimuang, ThanasatKamtonwong, SiripornParnchan, WarapornKangkaew, Laongdao

Acta Crystallographica Section E (2014) 70, 8 o837

a=17.9533(7)Å   b=13.5533(7)Å   c=8.1417(4)Å

α=90°   β=95.785(2)°   γ=90°