Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass Spectrometry

Authenticity assessment of (E)-cinnamic acid, vanillin, and benzoic acid from various origins (n = 26) was performed using gas chromatography-isotope ratio mass spectrometry coupled with combustion and pyrolysis mode (GC-C/P-IRMS). For that reason, the above three compounds (1–3) from synthetic, nat...

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Main Authors: Deshou Mao, Liu Hong, Lei Fu, Zhiyu Li, Jianhua Chen, Chengming Zhang, Yiqin Wu, Wen Xiong, Jin Wang
Format: Article
Language:English
Published: Wiley 2022-01-01
Series:International Journal of Analytical Chemistry
Online Access:http://dx.doi.org/10.1155/2022/1747053
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author Deshou Mao
Liu Hong
Lei Fu
Zhiyu Li
Jianhua Chen
Chengming Zhang
Yiqin Wu
Wen Xiong
Jin Wang
author_facet Deshou Mao
Liu Hong
Lei Fu
Zhiyu Li
Jianhua Chen
Chengming Zhang
Yiqin Wu
Wen Xiong
Jin Wang
author_sort Deshou Mao
collection DOAJ
description Authenticity assessment of (E)-cinnamic acid, vanillin, and benzoic acid from various origins (n = 26) was performed using gas chromatography-isotope ratio mass spectrometry coupled with combustion and pyrolysis mode (GC-C/P-IRMS). For that reason, the above three compounds (1–3) from synthetic, natural, and Sumatra benzoin balsam (laboratory prepared, adulterated, and commercial) were investigated. The δ13CV-PDB and δ2HV-SMOW values for compounds 1–3 from synthetic samples (S1–S5) ranging from −26.9 to −31.1‰ and 42 to 83‰, respectively, were clearly different from those of authentic samples (N1–N4, L1–L9) varying from −29.8 to −41.6‰ and −19 to −156‰. In adulteration verification testing, for compounds 1 and 3, both δ13CV-PDB and δ2HV-SMOW data of A1 (5.0% added) and A2 (2.5% added) except A3 (0.5% added) fell into the synthetic region, whereas for compound 2, the δ2HV-SMOW data of adulterated samples (A1–A3) fell into the synthetic region, and even the lowest adulterated sample A3 is no exception. With this conclusion, some commercial Sumatra benzoin balsam samples were identified to be adulterated with synthetic 1 (C1, C3, and C5) and synthetic 2 (C3, C4, and C5) but not with synthetic 3. GC-C/P-IRMS allowed clear-cut differentiation of the synthetic and natural origin of 1, 2, and 3 and definite identification of whether a Sumatra benzoin balsam was adulterated or not.
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spelling doaj-art-e21a69dd350844419eca9c89702335d62025-02-03T01:24:11ZengWileyInternational Journal of Analytical Chemistry1687-87792022-01-01202210.1155/2022/1747053Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass SpectrometryDeshou Mao0Liu Hong1Lei Fu2Zhiyu Li3Jianhua Chen4Chengming Zhang5Yiqin Wu6Wen Xiong7Jin Wang8Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Technology Center of China Tobacco Yunnan Industrial Co. Ltd.Authenticity assessment of (E)-cinnamic acid, vanillin, and benzoic acid from various origins (n = 26) was performed using gas chromatography-isotope ratio mass spectrometry coupled with combustion and pyrolysis mode (GC-C/P-IRMS). For that reason, the above three compounds (1–3) from synthetic, natural, and Sumatra benzoin balsam (laboratory prepared, adulterated, and commercial) were investigated. The δ13CV-PDB and δ2HV-SMOW values for compounds 1–3 from synthetic samples (S1–S5) ranging from −26.9 to −31.1‰ and 42 to 83‰, respectively, were clearly different from those of authentic samples (N1–N4, L1–L9) varying from −29.8 to −41.6‰ and −19 to −156‰. In adulteration verification testing, for compounds 1 and 3, both δ13CV-PDB and δ2HV-SMOW data of A1 (5.0% added) and A2 (2.5% added) except A3 (0.5% added) fell into the synthetic region, whereas for compound 2, the δ2HV-SMOW data of adulterated samples (A1–A3) fell into the synthetic region, and even the lowest adulterated sample A3 is no exception. With this conclusion, some commercial Sumatra benzoin balsam samples were identified to be adulterated with synthetic 1 (C1, C3, and C5) and synthetic 2 (C3, C4, and C5) but not with synthetic 3. GC-C/P-IRMS allowed clear-cut differentiation of the synthetic and natural origin of 1, 2, and 3 and definite identification of whether a Sumatra benzoin balsam was adulterated or not.http://dx.doi.org/10.1155/2022/1747053
spellingShingle Deshou Mao
Liu Hong
Lei Fu
Zhiyu Li
Jianhua Chen
Chengming Zhang
Yiqin Wu
Wen Xiong
Jin Wang
Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass Spectrometry
International Journal of Analytical Chemistry
title Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass Spectrometry
title_full Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass Spectrometry
title_fullStr Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass Spectrometry
title_full_unstemmed Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass Spectrometry
title_short Authenticity Assessment of (E)-Cinnamic Acid, Vanillin, and Benzoic Acid from Sumatra Benzoin Balsam by Gas Chromatography Combustion/Pyrolysis Isotope Ratio Mass Spectrometry
title_sort authenticity assessment of e cinnamic acid vanillin and benzoic acid from sumatra benzoin balsam by gas chromatography combustion pyrolysis isotope ratio mass spectrometry
url http://dx.doi.org/10.1155/2022/1747053
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