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Quoted phrases not found in phrase index: "2-methyl-2H-furan-5-one", "4-hydroxy-2-pentenoic acid g-lactone", "4-methyl-2-buten-4-olide", "b-angelica lactone", "b-angelolactone"
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PON1 increases cellular DNA damage by lactone substrates.
Shangula S, Noori M, Ahmad I, Margison GP, Liu Y, Siahmansur T, Soran H, Povey AC. Shangula S, et al. Arch Toxicol. 2019 Jul;93(7):2035-2043. doi: 10.1007/s00204-019-02475-w. Epub 2019 Jun 17. Arch Toxicol. 2019. PMID: 31209508
DNA damage induced by a 1 h co-treatment with 10 mM alpha-angelica lactone and rPON1 was reduced when cells when incubated for a further 4 h in fresh medium suggesting break formation was due to induced DNA damage rather than apoptosis. Preincubation (1-6 h) of alph …
DNA damage induced by a 1 h co-treatment with 10 mM alpha-angelica lactone and rPON1 was reduced when cells when incubated for …
Diastereoselective Organocatalytic Addition of alpha-Angelica Lactone to beta-Halo-alpha-ketoesters.
Griswold JA, Horwitz MA, Leiva LV, Johnson JS. Griswold JA, et al. J Org Chem. 2017 Feb 17;82(4):2276-2280. doi: 10.1021/acs.joc.6b03059. Epub 2017 Feb 6. J Org Chem. 2017. PMID: 28164699 Free PMC article.
A quinidine-catalyzed diastereoselective addition of alpha-angelica lactone to beta-halo-alpha-ketoesters is reported. The alpha-angelica lactone displays unusual regioselectivity in this reaction, acting as a nucleophile at the alpha-position to provi …
A quinidine-catalyzed diastereoselective addition of alpha-angelica lactone to beta-halo-alpha-ketoesters is reported. The alp …
Micro/mesoporous LTL derived materials for catalytic transfer hydrogenation and acid reactions of bio-based levulinic acid and furanics.
Antunes MM, Silva AF, Fernandes A, Ribeiro F, Neves P, Pillinger M, Valente AA. Antunes MM, et al. Front Chem. 2022 Sep 29;10:1006981. doi: 10.3389/fchem.2022.1006981. eCollection 2022. Front Chem. 2022. PMID: 36247668 Free PMC article.
The biomass-derived platform chemicals furfural and 5-(hydroxymethyl)furfural (HMF) may be converted to alpha-angelica lactone (AnL) and levulinic acid (LA). Presently, LA (synthesized from carbohydrates) has several multinational market players. ...
The biomass-derived platform chemicals furfural and 5-(hydroxymethyl)furfural (HMF) may be converted to alpha-angelica lactone …
Evaluation of antibacterial and antiviral efficacy of volatile organic compounds.
Hamada S, Gomi M. Hamada S, et al. J Microorg Control. 2024;29(3):113-119. doi: 10.4265/jmc.29.3_113. J Microorg Control. 2024. PMID: 39343581 Free article.
The antibacterial efficacy of volatilized components was evaluated and (2E,4E)-2,4-hexadienal, alpha- angelica lactone, 2-cyclohexen-1-one and 2-cyclopenten-1-one were found to inhibit the formation of colonies of Staphylococcus aureus and Escherichia coli. ...Furth …
The antibacterial efficacy of volatilized components was evaluated and (2E,4E)-2,4-hexadienal, alpha- angelica lactone, 2-cycl …
Regioselective beta-Arylation of alpha-Angelica Lactone through Isomerization/Addition under Mild Conditions.
Zhuo KF, Yu SH, Gong TJ, Fu Y. Zhuo KF, et al. ChemSusChem. 2020 Feb 21;13(4):693-697. doi: 10.1002/cssc.201902761. Epub 2020 Jan 21. ChemSusChem. 2020. PMID: 31821717
Herein, an example of Rh-catalyzed beta-arylation of levulinic-acid-derived alpha-angelica lactone was reported, providing the gamma-lactone-structure products with high regioselectivity. ...
Herein, an example of Rh-catalyzed beta-arylation of levulinic-acid-derived alpha-angelica lactone was reported, providing the …
Synthesis of γ-hydroxy-α-(arylmethyl)carboxylic acids from lactones: pathway to a structural motif derived from lactic acid and amino acid analogs?
Panzier N, Uhrner F, Lederle F, Namyslo JC, Hübner EG. Panzier N, et al. BMC Res Notes. 2019 Apr 2;12(1):197. doi: 10.1186/s13104-019-4232-1. BMC Res Notes. 2019. PMID: 30940193 Free PMC article.
OBJECTIVE: A synthetic pathway to gamma-hydroxy-alpha-(arylmethyl)carboxylic acids starting from alpha-angelica lactone and gamma-butyrolactone was investigated. These gamma-hydroxycarboxylic acids resemble structural motifs of lactic acid and amino acids. ...
OBJECTIVE: A synthetic pathway to gamma-hydroxy-alpha-(arylmethyl)carboxylic acids starting from alpha-angelica lactone and ga …
Stereodivergent Biocatalytic Formal Reduction of alpha-Angelica Lactone to (R)- and (S)-gamma-Valerolactone in a One-Pot Cascade.
Tonoli A, Wagner K, Bacchin A, Reiter T, Bergantino E, Robescu MS, Hall M. Tonoli A, et al. Chembiochem. 2023 May 2;24(9):e202300146. doi: 10.1002/cbic.202300146. Epub 2023 Apr 4. Chembiochem. 2023. PMID: 36940139
The formal asymmetric and stereodivergent enzymatic reduction of alpha-angelica lactone to both enantiomers of gamma-valerolactone was achieved in a one-pot cascade by uniting the promiscuous stereoselective isomerization activity of Old Yellow Enzymes with their na …
The formal asymmetric and stereodivergent enzymatic reduction of alpha-angelica lactone to both enantiomers of gamma-valerolac …
Synthesis of Butyl Levulinate Based on alpha-Angelica Lactone in the Presence of Easily Separable Heteropoly Acid Catalysts.
Yi X, Al-Shaal MG, Ciptonugroho W, Delidovich I, Wang X, Palkovits R. Yi X, et al. ChemSusChem. 2017 Apr 10;10(7):1494-1500. doi: 10.1002/cssc.201601882. Epub 2017 Feb 9. ChemSusChem. 2017. PMID: 28093888
A series of choline (Ch)-exchanged heteropoly acids (HOCH(2) CH(2) N(CH(3) )(3) )(x) H((6-x)) P(2) W(18) O(62) [abbreviated as Ch(x) H((6-x)) P(2) W(18) O(62) , x=1-6] was synthesized and used as catalysts for the reaction of alpha-angelica lactone (alpha-AL) with n …
A series of choline (Ch)-exchanged heteropoly acids (HOCH(2) CH(2) N(CH(3) )(3) )(x) H((6-x)) P(2) W(18) O(62) [abbreviated as Ch(x) H((6-x) …
Analysis of coumarin and angelica lactones in smokeless tobacco products.
McAdam K, Enos T, Goss C, Kimpton H, Faizi A, Edwards S, Wright C, Porter A, Rodu B. McAdam K, et al. Chem Cent J. 2018 Dec 20;12(1):142. doi: 10.1186/s13065-018-0506-2. Chem Cent J. 2018. PMID: 30569337 Free PMC article.
We report here the development of methods for the analysis of STPs for coumarin and for alpha-angelica lactone (alpha-AL), both of which have been included in various published lists of tobacco toxicants. ...Measurements of alpha-AL in these STPs found that the majo …
We report here the development of methods for the analysis of STPs for coumarin and for alpha-angelica lactone (alpha-AL), bot …
Profiling the Major Aroma-Active Compounds of Microwave-Dried Jujube Slices through Molecular Sensory Science Approaches.
Yan X, Pan S, Liu X, Tan M, Zheng X, Du W, Wu M, Song Y. Yan X, et al. Foods. 2023 Aug 10;12(16):3012. doi: 10.3390/foods12163012. Foods. 2023. PMID: 37628011 Free PMC article.
A total of 21 major aromatic active compounds were identified, among which 4-hexanolide, 4-cyclopentene-1,3-dione, 5-methyl-2(5H)-furanone, 4-hydroxy-2,5-dimethyl-3(2H)furanone, 3,5-dihydroxy-2-methyl-4-pyrone were first confirmed as aromatic co …
A total of 21 major aromatic active compounds were identified, among which 4-hexanolide, 4-cyclopentene-1,3-dione, 5-methyl- …
49 results