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Complexes of 2,4,6-trihydroxybenzoic acid: effects of intramolecular hydrogen bonding on ligand geometry and metal binding modes.
Abrahams BF, Commons CJ, Hudson TA, Sanchez Arlt R, Ahl R, Carajias ED, Chan JWK, Guo Z, Hill RE, McGinty A, Peters NL, Poon JYP, Qu J, Qu J, Rochette EE, Walkear C, Wang H, Wu H, Xu C, Zhang J. Abrahams BF, et al. Acta Crystallogr C Struct Chem. 2022 Nov 1;78(Pt 11):653-670. doi: 10.1107/S2053229622009901. Epub 2022 Oct 25. Acta Crystallogr C Struct Chem. 2022. PMID: 36331890 Free PMC article.
This article describes a series of more than 20 new compounds formed by the combination of 2,4,6-trihydroxybenzoic acid (H(4)thba) with metal ions in the presence of a base, with structures that include discrete molecular units, chains, and two- …
This article describes a series of more than 20 new compounds formed by the combination of 2,4,6-trihydroxybenzoic …
The Flavonoid Metabolite 2,4,6-Trihydroxybenzoic Acid Is a CDK Inhibitor and an Anti-Proliferative Agent: A Potential Role in Cancer Prevention.
Sankaranarayanan R, Valiveti CK, Kumar DR, Van Slambrouck S, Kesharwani SS, Seefeldt T, Scaria J, Tummala H, Bhat GJ. Sankaranarayanan R, et al. Cancers (Basel). 2019 Mar 26;11(3):427. doi: 10.3390/cancers11030427. Cancers (Basel). 2019. PMID: 30917530 Free PMC article.
In this study, we investigated the ability of one metabolite, 2,4,6-trihydroxybenzoic acid (2,4,6-THBA) to inhibit Cyclin Dependent Kinase (CDK) activity and cancer cell proliferation. ...
In this study, we investigated the ability of one metabolite, 2,4,6-trihydroxybenzoic acid (2,4,6-THBA) t …
2,4,6-Trihydroxybenzoic Acid-Catalyzed Oxidative Ugi Reactions with Molecular Oxygen via Homo- and Cross-Coupling of Amines.
Dong CP, Uematsu A, Kumazawa S, Yamamoto Y, Kodama S, Nomoto A, Ueshima M, Ogawa A. Dong CP, et al. J Org Chem. 2019 Sep 20;84(18):11562-11571. doi: 10.1021/acs.joc.9b01422. Epub 2019 Sep 5. J Org Chem. 2019. PMID: 31432673
Metal-free, oxidative four-component Ugi reactions (U-4CRs) were conducted to synthesize dipeptides from two different amines, isocyanides, and carboxylic acids using 2,4,6-trihydroxybenzoic acid catalyst in O(2) atmosphere. The organocatalytic …
Metal-free, oxidative four-component Ugi reactions (U-4CRs) were conducted to synthesize dipeptides from two different amines, isocyanides, …
Structural insights into anhydrous and monohydrated forms of 2,4,6-trihydroxybenzoic acid based on Raman and terahertz spectroscopic characterization.
Du Y, Wang Y, Xue J, Liu J, Qin J, Hong Z. Du Y, et al. Spectrochim Acta A Mol Biomol Spectrosc. 2020 Jan 5;224:117436. doi: 10.1016/j.saa.2019.117436. Epub 2019 Jul 31. Spectrochim Acta A Mol Biomol Spectrosc. 2020. PMID: 31394390
In order to characterize molecular structures of 2,4,6-trihydroxybenzoic acid (PCA) by means of vibrational spectroscopic techniques, we report investigation of PCA monohydrated form and its anhydrous polymorphic one by using terahertz and Raman …
In order to characterize molecular structures of 2,4,6-trihydroxybenzoic acid (PCA) by means of vibration …
Flavonoids and other phenolics from Camellia nitidissima chi flowers.
Wang Z, Sun B, Yang R, Jia AQ. Wang Z, et al. Nat Prod Res. 2023 Jan;37(2):180-187. doi: 10.1080/14786419.2021.1960326. Epub 2021 Aug 4. Nat Prod Res. 2023. PMID: 34348053
From Camellia nitidissima Chi flowers four undescribed flavonoids, nitidissimol A, nitidissimol B, sexangularetin 3-O-(6''-trans-p-coumarolyglucopyranoside) and sexangularetin 3-O-(2''-trans-p-coumarolyglucopyranoside) (1-4), and two previously unreported phenolics, nitidissimol …
From Camellia nitidissima Chi flowers four undescribed flavonoids, nitidissimol A, nitidissimol B, sexangularetin 3-O-(6''-trans-p-coumaroly …
Do Aspirin and Flavonoids Prevent Cancer through a Common Mechanism Involving Hydroxybenzoic Acids?-The Metabolite Hypothesis.
Sankaranarayanan R, Kumar DR, Patel J, Bhat GJ. Sankaranarayanan R, et al. Molecules. 2020 May 10;25(9):2243. doi: 10.3390/molecules25092243. Molecules. 2020. PMID: 32397626 Free PMC article. Review.
Recent reports have demonstrated that the aspirin metabolites 2,3-dihydroxybenzoic acid (2,3-DHBA), 2,5-dihydroxybenzoic acid (2,5-DHBA) and the flavonoid metabolites 2,4,6-trihydroxybenzoic acid (2,4,6-THBA), 3,4-dihydroxybenzoic acid (3,4-DHBA …
Recent reports have demonstrated that the aspirin metabolites 2,3-dihydroxybenzoic acid (2,3-DHBA), 2,5-dihydroxybenzoic acid (2,5-DHBA) and …
Biotransformation of quercetin by Gliocladium deliquescens NRRL 1086.
Xu JQ, Fan N, Yu BY, Wang QQ, Zhang J. Xu JQ, et al. Chin J Nat Med. 2017 Aug;15(8):615-624. doi: 10.1016/S1875-5364(17)30089-4. Chin J Nat Med. 2017. PMID: 28939024
Along with the aimed product quercetin 3-O-beta-D-glycoside (2), three additional metabolites, 2-protocatechuoyl-phlorogucinol carboxylic acid (3), 2,4,6-trihydroxybenzoic acid (4), and protocatechuic acid (5), were also isolated. The time-cours …
Along with the aimed product quercetin 3-O-beta-D-glycoside (2), three additional metabolites, 2-protocatechuoyl-phlorogucinol carboxylic ac …
The stability and degradation products of polyhydroxy flavonols in boiling water.
Lin S, Simal-Gandara J, Cao H, Xiao J. Lin S, et al. Curr Res Food Sci. 2023 May 8;6:100509. doi: 10.1016/j.crfs.2023.100509. eCollection 2023. Curr Res Food Sci. 2023. PMID: 37229311 Free PMC article.
The degradation products mainly included 1,3,5-benzenetriol, 3,4,5-trihydroxybenzoic acid, 2,4,6-trihydroxybenzoic acid and 2,4,6-trihydroxybenzaldehyde, etc. Compared with myricetin with a pyrogallol-type structure on the ring B, the glycoside …
The degradation products mainly included 1,3,5-benzenetriol, 3,4,5-trihydroxybenzoic acid, 2,4,6-trihydroxybenzoic …
Enantioselective Total Synthesis of Berkeleyone A and Preaustinoids.
Zhang Y, Ji Y, Franzoni I, Guo C, Jia H, Hong B, Li H. Zhang Y, et al. Angew Chem Int Ed Engl. 2021 Jun 25;60(27):14869-14874. doi: 10.1002/anie.202104014. Epub 2021 May 24. Angew Chem Int Ed Engl. 2021. PMID: 33856105
Herein we report the first enantioselective total synthesis of 3,5-dimethylorsellinic acid-derived meroterpenoids (-)-berkeleyone A and its five congeners ((-)-preaustinoids A, A1, B, B1, and B2) in 12-15 steps, starting from commercially available 2,4,6-t …
Herein we report the first enantioselective total synthesis of 3,5-dimethylorsellinic acid-derived meroterpenoids (-)-berkeleyone A and its …
34 results