Single-crystal X-ray study T = 193 K Mean '(C±C) = 0.002 A Ê R factor = 0.039 wR factor = 0.102 Data-to-parameter ratio = 12.4 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
2-Amino-4-(4-methoxyphenyl)-5-oxo-4H,5H-pyrano[3,2-c]chromene-3-carbonitrile N,N-dimethylformamide solvate
✍ Scribed by Shi, Da-Qing ;Wu, Nan ;Zhuang, Qiya ;Zhang, Yong
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 383 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
No coin nor oath required. For personal study only.
📜 SIMILAR VOLUMES
Single-crystal X-ray study T = 295 K Mean '(C±C) = 0.003 A Ê Disorder in solvent or counterion R factor = 0.054 wR factor = 0.170 Data-to-parameter ratio = 14.0 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
Single-crystal X-ray study T = 295 K Mean '(C±C) = 0.004 A Ê Disorder in solvent or counterion R factor = 0.065 wR factor = 0.209 Data-to-parameter ratio = 12.3 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
Single-crystal X-ray study T = 295 K Mean '(C±C) = 0.003 A Ê Disorder in solvent or counterion R factor = 0.041 wR factor = 0.108 Data-to-parameter ratio = 11.8 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
The title compound, C 22 H 20 N 2 O 3 , was synthesized by the reaction of 4-methoxybenzaldehyde, 7-methoxy-2-tetralone and malononitrile in the presence of triethylbenzylammonium chloride in an aqueous medium. X-ray analysis reveals that the pyran ring and the fused six-membered ring adopt boat and
Single-crystal X-ray study T = 193 K Mean '(C±C) = 0.002 A Ê R factor = 0.038 wR factor = 0.102 Data-to-parameter ratio = 12.7 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.