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3-(2-Bromo­butano­yl)spiro­[2H-1,3-benzoxazine-2,1′-cyclo­hexan]-4(3H)-one

✍ Scribed by Jian, Shan-Zhong ;Lei, Ming

Publisher
International Union of Crystallography
Year
2005
Tongue
English
Weight
243 KB
Volume
61
Category
Article
ISSN
1600-5368

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✦ Synopsis

The molecule of (I). Displacement ellipsoids are drawn at the 50% probability level for non-H atoms. organic papers Acta Cryst. (2005). E61, o3196-o3197 Jian and Lei C 17 H 20 BrNO 3 o3197

Figure 2 A packing diagram, viewed approximately along the c axis.

📜 SIMILAR VOLUMES

3′′-(4-Bromo­benzyl­idene)-4′-(4-bromo­p
3′′-(4-Bromo­benzyl­idene)-4′-(4-bromo­phen­yl)-1′-methyl­indan-2-spiro-2′-pyrrolidine-3′-spiro-1′′-cyclo­hexane-1,3,2′′-trione
✍ Satis Kumar, B. K. ;Gayathri, D. ;Velmurugan, D. ;Ravikumar, K. ;Poornachandran, 📂 Article 📅 2006 🏛 International Union of Crystallography 🌐 English ⚖ 173 KB

3 0 0 00 0 0 -(4-Bromobenzylidene)-4 0 0 0 -(4-bromophenyl)-1 0 0 0 -methylindan-2-spiro-2 0 0 0 -pyrrolidine-3 0 0 0 -spiro-1 0 0 00 0 0 -cyclohexane-1,3,2 0 0

Ring Opening of 2-(Benzylamino)-2H-1,4-b
Ring Opening of 2-(Benzylamino)-2H-1,4-benzoxazin-3(4H)-ones and 2-Bromo-2H-1,4-benzoxazin-3(4H)-ones
✍ Janez Ilaš; Danijel Kikelj 📂 Article 📅 2008 🏛 John Wiley and Sons 🌐 German ⚖ 223 KB 👁 1 views

## Abstract Substituted 2‐(benzylamino)‐2__H__‐1,4‐benzoxazin‐3(4__H__)‐ones are unstable under alkaline and acidic conditions, undergoing opening of the benzoxazinone ring. 2‐Bromo‐2__H__‐1,4‐benzoxazin‐3(4__H__)‐ones show similar degradation under alkaline conditions, while replacement of Br at C

1′-Methyl-2′′-phenyl­cyclo­hexane-1-spir
1′-Methyl-2′′-phenyl­cyclo­hexane-1-spiro-4′-[acenaphthene-1-spiro-2′-pyrrolidine-3′-spiro-4′′(5′′H)-[1,3]­oxazole]-2,5′′-dione
✍ Selvanayagam, S. ;Velmurugan, D. ;Ravikumar, K. ;Jayashankaran, J. ;Durga, R. Ra 📂 Article 📅 2004 🏛 International Union of Crystallography 🌐 English ⚖ 259 KB

In the title compound, C 29 H 26 N 2 O 3 , the pyrrolidine ring adopts an envelope conformation and the cyclohexane ring adopts a chair conformation. The structure is stabilized by intramolecular CÐHÁ Á ÁO and %±% interactions.