A sample of ethyl 6-methoxy-2-naphthoate was obtained from Strides Arco Labs, Mangalore, India. Colourless plates of (I) were obtained by slow evaporation using a mixture (1:1 v/v) of acetone and toluene (m.p.: 359-361 K). ## Refinement The H atoms were found in a difference map, relocated in ide
Ethyl 3-hydroxy-2-naphthoate
✍ Scribed by Jin, Cheng-Zhi ;Jin, Long-Fei
- Publisher
- International Union of Crystallography
- Year
- 2005
- Tongue
- English
- Weight
- 245 KB
- Volume
- 61
- Category
- Article
- ISSN
- 1600-5368
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The first independent molecule of (I), showing 35% probability displacement ellipsoids.
The title compound, C 17 H 19 NO 4 , was synthesized by the Stobbe condensation reaction of p-dimethylaminobenzaldehyde and diethyl succinate, followed by cyclization of the Stobbe product. The crystal structure is stabilized by intermolecular C-HÁ Á Á interactions.
Single-crystal X-ray study T = 294 K Mean (C-C) = 0.003 A R factor = 0.043 wR factor = 0.112 Data-to-parameter ratio = 12.1 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.
In the title compound, C 11 H 11 ClN 2 O, molecules are linked via O-HÁ Á ÁN hydrogen bonds, forming infinite chains running along the c axis with a graph-set motif of C(6). The structure is further stabilized by weakand C-HÁ Á Á interactions.