Structures of ethyl 2-cyano-3-(4-dimethylaminophenyl)propenoate (I) and ethyl 2-cyano-3-(4-hydroxy-3-methoxyphenyl)propenoate (II)
✍ Scribed by Shi, J. ;Su, G. ;He, Y.
- Book ID
- 114510366
- Publisher
- International Union of Crystallography
- Year
- 1993
- Tongue
- English
- Weight
- 302 KB
- Volume
- 49
- Category
- Article
- ISSN
- 0108-2701
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📜 SIMILAR VOLUMES
The title compound, C 22 H 30 O 4 , is known as a chemopreventive agent against colon tumor development. The molecular structure is nearly planar, showing a trans arrangement with respect to the C C bond of the phenylpropenoate moiety.
The title compound, C 11 H 12 O 4 , was prepared from the Knoevenagel condensation reaction of 3,4-dihydroxybenzaldehyde and monoethyl malonate. The almost planar molecule is the E isomer.
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê R factor = 0.049 wR factor = 0.137 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.