The chiral separation of enantiomeric couples of three potential A3 adenosine receptor antagonists: (R/S)-N-(6-(1-phenylethoxy)-2-(propylthio)pyrimidin-4-yl)acetamide (), (R/S)-N-(2-(1-phenylethylthio)-6-propoxypyrimidin-4-yl)acetamide (), and (R/S)-N-(2-(benzylthio)-6-sec-butoxypyrimidin-4-yl)acetamide () was achieved by high-performance liquid chromatography (HPLC). Three types of chiroptical spectroscopies, namely, optical rotatory dispersion (ORD), electronic circular dichroism (ECD), and vibrational circular dichroism (VCD), were applied to enantiomeric compounds. Through comparison with Density Functional Theory (DFT) calculations, encompassing extensive conformational analysis, full assignment of the absolute configuration (AC) for the three sets of compounds was obtained. Chirality 28:434-440, 2016.
Enantiomeric 4-Acylamino-6-alkyloxy-2 Alkylthiopyrimidines As Potential A3Adenosine Receptor Antagonists : HPLC Chiral Resolution and Absolute Configuration Assignment by a Full Set of Chiroptical Spectroscopy / D. Rossi, R. Nasti, A. Marra, S. Meneghini, G. Mazzeo, G. Longhi, M. Memo, B. Cosimelli, G. Greco, E. Novellino, F. Da Settimo, C. Martini, S. Taliani, S. Abbate, S. Collina. - In: CHIRALITY. - ISSN 0899-0042. - 28:5(2016), pp. 434-440.
Titolo: | Enantiomeric 4-Acylamino-6-alkyloxy-2 Alkylthiopyrimidines As Potential A3Adenosine Receptor Antagonists : HPLC Chiral Resolution and Absolute Configuration Assignment by a Full Set of Chiroptical Spectroscopy |
Autori: | |
Parole Chiave: | A3 adenosine receptor antagonists; Density Functional Theory (DFT); absolute configuration assignment; chiral HPLC; electronic circular dichroism (ECD); optical rotatory dispersion (ORD); vibrational circular dichroism (VCD) |
Settore Scientifico Disciplinare: | Settore CHIM/08 - Chimica Farmaceutica |
Data di pubblicazione: | 2016 |
Rivista: | |
Tipologia: | Article (author) |
Digital Object Identifier (DOI): | http://dx.doi.org/10.1002/chir.22599 |
Appare nelle tipologie: | 01 - Articolo su periodico |
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