N-Acetyl-l-valine
✍ Scribed by Wu, Qing-An ;Xu, Zhen-Yuan
- Publisher
- International Union of Crystallography
- Year
- 2004
- Tongue
- English
- Weight
- 147 KB
- Volume
- 60
- Category
- Article
- ISSN
- 1600-5368
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✦ Synopsis
The title compound, C 7 H 13 NO 3 , was prepared by acetylation of l-valine. The C(carbonyl)ÐN bond length is 1.324 (2) A Ê , which corresponds to the CÐN bond length of a typical acylamine group.
📜 SIMILAR VOLUMES
The crystal structure of the title compound, C 15 H 19 NO 3 , shows that the overall molecular conformation, which is approximately planar, is stabilized by intermolecular N-HÁ Á ÁO hydrogen-bonding interactions.
The most commonly used chemopreventive agents in the prevention of oral leukoplakia, head and neck cancer, and lung cancer are 0-carotene, vitamin A, and other retinoids. One of the few chemopreventive agents not in this group and presently being used in a clinical trial is N-acetyl-Z-cysteine (NAC)
Single-crystal X-ray study T = 293 K Mean '(C±C) = 0.003 A Ê Disorder in solvent or counterion R factor = 0.040 wR factor = 0.095 Data-to-parameter ratio = 17.9 For details of how these key indicators were automatically derived from the article, see http://journals.iucr.org/e.