O-H...O, C-H...O and C-H...pi(arene) Intermolecular interactions in (2S)-2-(1-oxo-1H-2,3-dihydroisoindol-2-yl)pentanoic acid and (2S)-3-methyl-2-(1-oxo-1H-2,3-dihydroisoindol-2-yl)butanoic acid.
نویسندگان
چکیده
In the ®rst of the title compounds, (2S)-2-(1-oxo-1H-2,3dihydroisoindol-2-yl)pentanoic acid, C13H15NO3, prepared from l-norvaline, a hydrogen-bonded network is formed in the solid state through OÐH O C, CÐH O C and CÐ H arene intermolecular interactions, with shortest O O, C O and C centroid distances of 2.582 (13), 3.231 (11) and 3.466 (3) AÊ , respectively. In the l-valine derivative, (2S)-3methyl-2-(1-oxo-1H-2,3-dihydroisoindol-2-yl)butanoic acid, C13H15NO3, OÐH O C and CareneÐH O C intermolecular interactions generate a cyclic R2(9) motif through cooperativity, with shortest O O and C O distances of 2.634 (3) and 3.529 (5) AÊ , respectively. Methylene CÐ H O Cindole interactions complete the hydrogen bonding, with C O distances ranging from 3.283 (4) to 3.477 (4) AÊ .
منابع مشابه
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عنوان ژورنال:
- Acta crystallographica. Section C, Crystal structure communications
دوره 56 ( Pt 5) شماره
صفحات -
تاریخ انتشار 2000