2024-03-19T02:52:13Zhttps://uvadoc.uva.es/oai/requestoai:uvadoc.uva.es:10324/479152021-09-10T09:12:58Zcom_10324_1186com_10324_931com_10324_894col_10324_1404
UVaDOC
author
Alonso Alonso, Elena Rita
author
León Ona, Iker
author
Kolesnikova, Lucie
author
Mata, Santiago
author
Alonso Hernández, José Luis
2021-08-19T10:25:43Z
2021-08-19T10:25:43Z
2021
Angewandte Chemie International Edition, 2021, vol. 60, n. 32, p. 17410-17414
1433-7851
https://uvadoc.uva.es/handle/10324/47915
10.1002/anie.202105718
17410
32
17414
Angewandte Chemie International Edition
60
1521-3773
The unbiased, naked structures of tartaric acid, one of the most important organic compounds existing in nature and a candidate to be present in the interstellar medium, has been revealed in this work for the first time. Solid samples of its naturally occurring (R,R) enantiomer have been vaporized by laser ablation, expanded in a supersonic jet, and characterized by Fourier transform microwave spectroscopy. In the isolation conditions of the jet, we have discovered up to five different structures stabilized by intramolecular hydrogen-bond networks dominated by O−H⋅⋅⋅O=C and O−H⋅⋅⋅O motifs extended along the entire molecule. These five forms, two with an extended (trans) disposition of the carbon chain and three with a bent (gauche) disposition, can serve as a basis to represent the shape of tartaric acid. This work also reports the first set of spectroscopy data that can be used to detect tartaric acid in the interstellar medium.
eng
Attribution-NonCommercial-NoDerivatives 4.0 Internacional
Unveiling five naked structures of tartaric acid
info:eu-repo/semantics/article
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URL
https://uvadoc.uva.es/bitstream/10324/47915/1/Unveiling-five-naked-structures.pdf
File
MD5
c4d5ebaab98fa33d6e86039b732ad3c9
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application/pdf
Unveiling-five-naked-structures.pdf