Crystal structure determination as part of an undergraduate laboratory experiment: 1′,3′,3′-tri­methyl­spiro­[chromene-2,2′-indoline] and 1′,3′,3′-trimethyl-4-[(E)-(1,3,3-tri­methyl­indolin-2-yl­idene)meth­yl]spiro­[chroman-2,2′-indoline]

Eitemau Tebyg

• 1-(4-{[(1,3,3-Tri­methyl­indolin-2-yl­idene)meth­yl]diazen­yl}phen­yl)ethanone
  gan: Gainsford, Graeme J., et al.
  Cyhoeddwyd: (2013)
• 2-{[(Biphenyl-2-yl)diazen­yl]methyl­idene}-1,3,3-trimethyl­indoline
  gan: Gainsford, Graeme J., et al.
  Cyhoeddwyd: (2011)
• 5′,6-Dichloro-1′,3′,3′-trimethyl­spiro­[2H-1-benzopyran-2,2′-indoline]
  gan: Alhashimy, Nameer, et al.
  Cyhoeddwyd: (2008)
• 1′-Methyl-4′-phenyl­dispiro­[chromane-3,3′-pyrrolidine-2′,3′′-indoline]-2,2′′-dione
  gan: Ganapathy, Jagadeesan, et al.
  Cyhoeddwyd: (2012)
• 1′-Methyl-2,2′′-dioxoindoline-3-spiro-2′-pyrrolidine-3′-spiro-3′′-indoline-4′,4′-di­carbonitrile
  gan: Ramesh, P., et al.
  Cyhoeddwyd: (2009)