Preprint Article Version 1 Preserved in Portico This version is not peer-reviewed

Qualitative and Quantitative Evaluation of Rosavin, Salidroside, and p-tyrosol in Artic Root Products via TLC-screening, HPLC-DAD, and NMR Spectroscopy

Version 1 : Received: 29 October 2022 / Approved: 3 November 2022 / Online: 3 November 2022 (07:47:15 CET)

A peer-reviewed article of this Preprint also exists.

Nikolaichuk, H.; Studziński, M.; Stankevič, M.; Choma, I.M. Qualitative and Quantitative Evaluation of Rosavin, Salidroside, and p-Tyrosol in Artic Root Products via TLC-Screening, HPLC-DAD, and NMR Spectroscopy. Molecules 2022, 27, 8299. Nikolaichuk, H.; Studziński, M.; Stankevič, M.; Choma, I.M. Qualitative and Quantitative Evaluation of Rosavin, Salidroside, and p-Tyrosol in Artic Root Products via TLC-Screening, HPLC-DAD, and NMR Spectroscopy. Molecules 2022, 27, 8299.

Abstract

Artic root is a well-known plant adaptogen with multipotential pharmacological properties. Thin-layer chromatography (TLC) – screening followed by diode-array high-performance liquid chromatography and nuclear magnetic resonance spectroscopy proved to be a reliable and convenient method for simultaneous determination of quality of various herbal raw materials and supplements. This combination allowed for comparing and differentiating arctic root samples as well as defining their authenticity. The study provided information on the chemical and biological properties of the seven chosen samples as well as qualitative and quantitative evaluation of the quality markers: rosavin, salidroside, and p-tyrosol. The absence of rosavin, salidroside, and p-tyrosol in three samples was detected using TLC-screening and confirmed by HPLC-DAD and NMR. The paper highlighted the importance of quality control and strict regulation for herbal medicine supplements and preparations.

Keywords

TLC-screening; HPLC-DAD; NMR; arctic root

Subject

Chemistry and Materials Science, Analytical Chemistry

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