Methyl 2-amino-4-(2,6-difluorophenyl)-4H-naphtho[1,2-b]chromene-3-carboxylate
✍ Scribed by Guo, Cheng ;Tang, Qing-Gang ;Wu, Wen-Yuan ;Zhang, Dong-Mei
- Publisher
- International Union of Crystallography
- Year
- 2006
- Tongue
- English
- Weight
- 127 KB
- Volume
- 62
- Category
- Article
- ISSN
- 1600-5368
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📜 SIMILAR VOLUMES
A view of the molecular structure of (I). The dashed line indicates the intramolecular N-HÁ Á ÁO hydrogen bond. organic papers Acta Cryst. (2005). E61, o3104-o3105 Guo and Gu C 23 H 21 NO 4 o3105
The title compound, C~21~H~16~N~2~O~5~, was synthesized by the reaction of 2-naphthol with methyl cyanoacetate and 3-nitrobenzaldehyde in ethanol under microwave irradiation. The pyran ring adopts a boat conformation.
The title compound, C~21~H~16~FNO~3~·CH~3~OH, was synthesized by the reaction of 1-naphthol with methyl cyanoacetate and 3-fluorobenzaldehyde in methanol under microwave irradiation. The pyran rings of the two independent molecules in the asymmetric unit adopt boat conformations. The crystal packing
The title compound, C 22 H 18 FNO 3 , was synthesized by the reaction of 1-naphthol with ethyl cyanocaetate and 3-fluorobenzaldehyde in ethanol under microwave irradiation. In the crystal structure, there are intramolecular N-HÁ Á ÁO hydrogen bonds and intermolecular N-HÁ Á ÁO and N-HÁ Á ÁF hydrogen