Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.004 A Ê R factor = 0.054 wR factor = 0.131 Data-to-parameter ratio = 15.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
4-(4-Chlorophenyl)-3-(2,6-dichlorophenyl)-1,7-dioxa-2-azaspiro[4.4]non-2-en-6-one
✍ Scribed by Li, Xiao-Fang ;Feng, Ya-Qing ;Xu, Mian
- Publisher
- International Union of Crystallography
- Year
- 2003
- Tongue
- English
- Weight
- 150 KB
- Volume
- 59
- Category
- Article
- ISSN
- 1600-5368
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The title compound, C 35 H 24 Cl 6 N 2 O 3 , which was synthesized by the [3 + 2]-cycloaddition of 2,6-dichlorobenzonitrile oxide and 2,7-bis(4-chlorobenzylidene)cycloheptanone, contains two independent molecules in the asymmetric unit. Three rings are linked by two spiro-C atoms. The cycloheptanone
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.005 A Ê R factor = 0.048 wR factor = 0.135 Data-to-parameter ratio = 16.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.