Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC Technique

A wide range of analytical techniques are reported for the determination of cinnamaldehyde (CCHO) and eugenol (EOH) in plant extracts and herbal formulations either alone or in combination. Nevertheless, sustainable/green analytical techniques for the estimation of CCHO and EOH either alone or in co...

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Main Authors: Ahmed I. Foudah, Faiyaz Shakeel, Mohammed H. Alqarni, Samir A. Ross, Mohammad A. Salkini, Prawez Alam
Format: Article
Language:English
Published: MDPI AG 2021-04-01
Series:Molecules
Subjects:
Online Access:https://www.mdpi.com/1420-3049/26/7/2054
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author Ahmed I. Foudah
Faiyaz Shakeel
Mohammed H. Alqarni
Samir A. Ross
Mohammad A. Salkini
Prawez Alam
author_facet Ahmed I. Foudah
Faiyaz Shakeel
Mohammed H. Alqarni
Samir A. Ross
Mohammad A. Salkini
Prawez Alam
author_sort Ahmed I. Foudah
collection DOAJ
description A wide range of analytical techniques are reported for the determination of cinnamaldehyde (CCHO) and eugenol (EOH) in plant extracts and herbal formulations either alone or in combination. Nevertheless, sustainable/green analytical techniques for the estimation of CCHO and EOH either alone or in combination are scarce in the literature. Accordingly, the present research was carried out to establish a rapid, highly sensitive, and sustainable high-performance thin-layer chromatography (HPTLC) technique for the simultaneous estimation of CCHO and EOH in the traditional and ultrasound-assisted methanolic extracts of <i>Cinnamomum zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> and their essential oils. The simultaneous estimation of CCHO and EOH was performed through NP-18 silica gel 60 F254S HPTLC plates. The cyclohexane/ethyl acetate (90:10, <i>v v</i><sup>−1</sup>) solvent system was optimized as the mobile phase for the simultaneous estimation of CCHO and EOH. The greenness score of the HPTLC technique was predicted using AGREE software. The entire analysis was carried out at a detection wavelength of 296 nm for CCHO and EOH. The sustainable HPTLC technique was observed as linear in the range 10–2000 ng band<sup>−1</sup> for CCHO and EOH. The proposed technique was found to be highly sensitive, rapid, accurate, precise, and robust for the simultaneous estimation of CCHO and EOH. The content of CCHO in traditional methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 96.36, 118.49, and 114.18 mg g<sup>−1</sup>, respectively. However, the content of CCHO in ultrasound-assisted methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 111.57, 134.39, and 129.07 mg g<sup>−1</sup>, respectively. The content of CCHO in essential oils of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 191.20, 214.24, and 202.09 mg g<sup>−1</sup>, respectively. The content of EOH in traditional methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 73.38, 165.41, and 109.10 mg g<sup>−1</sup>, respectively. However, the content of EOH in ultrasound-assisted methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 87.20, 218.09, and 121.85 mg g<sup>−1</sup>, respectively. The content of EOH in essential oils of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 61.26, 79.21, and 69.02 mg g<sup>−1</sup>, respectively. The amounts of CCHO and EOH were found to be significantly higher in ultrasound-assisted extracts of all species compared to its traditional extraction and hence ultrasound extraction has been proposed as a superior technique for the extraction of CCHO and EOH. The AGREE analytical score of the present analytical technique was predicted as 0.75, suggesting excellent greenness profile of the proposed analytical technique. Based on all these observations and results, the proposed sustainable HPTLC technique can be successfully used for the simultaneous estimation of CCHO and EOH in different plant extracts and herbal products.
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spelling doaj.art-844a4b713adc40ce959cf88d2c8e173f2023-11-21T14:07:21ZengMDPI AGMolecules1420-30492021-04-01267205410.3390/molecules26072054Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC TechniqueAhmed I. Foudah0Faiyaz Shakeel1Mohammed H. Alqarni2Samir A. Ross3Mohammad A. Salkini4Prawez Alam5Department of Pharmacognosy, College of Pharmacy, Prince Sattam Bin Abdulaziz University, Al-Kharj 11942, Saudi ArabiaDepartment of Pharmaceutics, College of Pharmacy, King Saud University, Riyadh 11451, Saudi ArabiaDepartment of Pharmacognosy, College of Pharmacy, Prince Sattam Bin Abdulaziz University, Al-Kharj 11942, Saudi ArabiaNational Center for Natural Products Research, University of Mississippi, Oxford, MS 38677, USADepartment of Pharmacognosy, College of Pharmacy, Prince Sattam Bin Abdulaziz University, Al-Kharj 11942, Saudi ArabiaDepartment of Pharmacognosy, College of Pharmacy, Prince Sattam Bin Abdulaziz University, Al-Kharj 11942, Saudi ArabiaA wide range of analytical techniques are reported for the determination of cinnamaldehyde (CCHO) and eugenol (EOH) in plant extracts and herbal formulations either alone or in combination. Nevertheless, sustainable/green analytical techniques for the estimation of CCHO and EOH either alone or in combination are scarce in the literature. Accordingly, the present research was carried out to establish a rapid, highly sensitive, and sustainable high-performance thin-layer chromatography (HPTLC) technique for the simultaneous estimation of CCHO and EOH in the traditional and ultrasound-assisted methanolic extracts of <i>Cinnamomum zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> and their essential oils. The simultaneous estimation of CCHO and EOH was performed through NP-18 silica gel 60 F254S HPTLC plates. The cyclohexane/ethyl acetate (90:10, <i>v v</i><sup>−1</sup>) solvent system was optimized as the mobile phase for the simultaneous estimation of CCHO and EOH. The greenness score of the HPTLC technique was predicted using AGREE software. The entire analysis was carried out at a detection wavelength of 296 nm for CCHO and EOH. The sustainable HPTLC technique was observed as linear in the range 10–2000 ng band<sup>−1</sup> for CCHO and EOH. The proposed technique was found to be highly sensitive, rapid, accurate, precise, and robust for the simultaneous estimation of CCHO and EOH. The content of CCHO in traditional methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 96.36, 118.49, and 114.18 mg g<sup>−1</sup>, respectively. However, the content of CCHO in ultrasound-assisted methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 111.57, 134.39, and 129.07 mg g<sup>−1</sup>, respectively. The content of CCHO in essential oils of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 191.20, 214.24, and 202.09 mg g<sup>−1</sup>, respectively. The content of EOH in traditional methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 73.38, 165.41, and 109.10 mg g<sup>−1</sup>, respectively. However, the content of EOH in ultrasound-assisted methanolic extracts of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 87.20, 218.09, and 121.85 mg g<sup>−1</sup>, respectively. The content of EOH in essential oils of <i>C. zeylanicum,</i><i>C. burmannii</i>, and <i>C. cassia</i> was found to be 61.26, 79.21, and 69.02 mg g<sup>−1</sup>, respectively. The amounts of CCHO and EOH were found to be significantly higher in ultrasound-assisted extracts of all species compared to its traditional extraction and hence ultrasound extraction has been proposed as a superior technique for the extraction of CCHO and EOH. The AGREE analytical score of the present analytical technique was predicted as 0.75, suggesting excellent greenness profile of the proposed analytical technique. Based on all these observations and results, the proposed sustainable HPTLC technique can be successfully used for the simultaneous estimation of CCHO and EOH in different plant extracts and herbal products.https://www.mdpi.com/1420-3049/26/7/2054cinnamaldehydeeugenolplant extractsustainable HPTLCsimultaneous estimation
spellingShingle Ahmed I. Foudah
Faiyaz Shakeel
Mohammed H. Alqarni
Samir A. Ross
Mohammad A. Salkini
Prawez Alam
Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC Technique
Molecules
cinnamaldehyde
eugenol
plant extract
sustainable HPTLC
simultaneous estimation
title Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC Technique
title_full Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC Technique
title_fullStr Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC Technique
title_full_unstemmed Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC Technique
title_short Simultaneous Estimation of Cinnamaldehyde and Eugenol in Essential Oils and Traditional and Ultrasound-Assisted Extracts of Different Species of Cinnamon Using a Sustainable/Green HPTLC Technique
title_sort simultaneous estimation of cinnamaldehyde and eugenol in essential oils and traditional and ultrasound assisted extracts of different species of cinnamon using a sustainable green hptlc technique
topic cinnamaldehyde
eugenol
plant extract
sustainable HPTLC
simultaneous estimation
url https://www.mdpi.com/1420-3049/26/7/2054
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