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1974 3
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1989 21
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2008 75
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Page 1
Peroxy steroids derived from plant and fungi and their biological activities.
Vil VA, Gloriozova TA, Poroikov VV, Terent'ev AO, Savidov N, Dembitsky VM. Vil VA, et al. Appl Microbiol Biotechnol. 2018 Sep;102(18):7657-7667. doi: 10.1007/s00253-018-9211-2. Epub 2018 Jul 10. Appl Microbiol Biotechnol. 2018. PMID: 29987343 Review.
This review describes studies of more than 60 peroxides isolated from plants and fungi. Most of the plant peroxy steroids exhibit high antiprotozoal (Plasmodium) activity with a confidence of up to 95%, while steroids harvested from fungi show more antineoplastic activity …
This review describes studies of more than 60 peroxides isolated from plants and fungi. Most of the plant peroxy steroids exhibit hig …
Peroxy natural products.
Casteel DA. Casteel DA. Nat Prod Rep. 1992 Aug;9(4):289-312. doi: 10.1039/np9920900289. Nat Prod Rep. 1992. PMID: 1522977 Review. No abstract available.
Direct Observation of Aliphatic Peroxy Radical Autoxidation and Water Effects: An Experimental and Theoretical Study.
Nozière B, Vereecken L. Nozière B, et al. Angew Chem Int Ed Engl. 2019 Sep 23;58(39):13976-13982. doi: 10.1002/anie.201907981. Epub 2019 Aug 21. Angew Chem Int Ed Engl. 2019. PMID: 31361086 Review.
The autoxidation of organic peroxy radicals (RO(2) ) into hydroperoxy-alkyl radicals (QOOH), then hydroperoxy-peroxy radicals (HOOQO(2) ) is now considered to be important in the Earth's atmosphere. ...
The autoxidation of organic peroxy radicals (RO(2) ) into hydroperoxy-alkyl radicals (QOOH), then hydroperoxy-peroxy radicals …
Isoprene Peroxy Radical Dynamics.
Teng AP, Crounse JD, Wennberg PO. Teng AP, et al. J Am Chem Soc. 2017 Apr 19;139(15):5367-5377. doi: 10.1021/jacs.6b12838. Epub 2017 Apr 11. J Am Chem Soc. 2017. PMID: 28398047
In addition, the Z-delta hydroxy peroxy radical isomers undergo unimolecular 1,6 H-shift isomerization. ...Thus, in nature, where tau(bimolecular) > 10 s, the distribution of isoprene hydroxy peroxy radicals will be controlled primarily by the difference in the r …
In addition, the Z-delta hydroxy peroxy radical isomers undergo unimolecular 1,6 H-shift isomerization. ...Thus, in nature, where tau …
Stereoisomer-dependent unimolecular kinetics of 2,4-dimethyloxetanyl peroxy radicals.
Doner AC, Zádor J, Rotavera B. Doner AC, et al. Faraday Discuss. 2022 Oct 21;238(0):295-319. doi: 10.1039/d2fd00029f. Faraday Discuss. 2022. PMID: 35833637
In the present work, the pressure- and temperature-dependent kinetics of seven cyclic ether peroxy radicals, which stem from 2,4,dimethyloxetane via H-abstraction and O(2) addition, were determined. ...At atmospheric pressure, the rate of chemical reactions of all seven …
In the present work, the pressure- and temperature-dependent kinetics of seven cyclic ether peroxy radicals, which stem from 2,4,dime …
Peroxy radical chemistry during ozone photochemical pollution season at a suburban site in the boundary of Jiangsu-Anhui-Shandong-Henan region, China.
Wei N, Zhao W, Yao Y, Wang H, Liu Z, Xu X, Rahman M, Zhang C, Fittschen C, Zhang W. Wei N, et al. Sci Total Environ. 2023 Dec 15;904:166355. doi: 10.1016/j.scitotenv.2023.166355. Epub 2023 Aug 16. Sci Total Environ. 2023. PMID: 37595920
The model reproduced the daily variation of peroxy radicals well, but discrepancies still appear in the morning hours. ...And the major sinks of RO(x) transitioned from a predominant reaction of radicals with NO(x) in the morning to a predominant peroxy self- and cr …
The model reproduced the daily variation of peroxy radicals well, but discrepancies still appear in the morning hours. ...And the maj …
Peroxy radical oxidation of thymidine.
Martini M, Termini J. Martini M, et al. Chem Res Toxicol. 1997 Feb;10(2):234-41. doi: 10.1021/tx960154l. Chem Res Toxicol. 1997. PMID: 9049436
A plausible mechanistic scheme for the formation of the base oxidation products of thymidine by peroxy radicals is presented. Attach at the deoxyribose moiety resulting in oxidative depyrimidination is also found to occur, as indicated by free base release. Phosphodiester …
A plausible mechanistic scheme for the formation of the base oxidation products of thymidine by peroxy radicals is presented. Attach …
Solid Peroxy Compounds as Additives to Organic Waste for Reclamation of Post-Industrial Contaminated Soils.
Więckol-Ryk A, Thomas M, Białecka B. Więckol-Ryk A, et al. Materials (Basel). 2021 Nov 18;14(22):6979. doi: 10.3390/ma14226979. Materials (Basel). 2021. PMID: 34832377 Free PMC article.
Solid peroxy compounds have been increasingly applied for the removal of organic pollution from contaminated groundwater and soil due to their ability to release oxygen and hydrogen peroxide. ...Solid peroxy compounds increased the bioavailability of components nece …
Solid peroxy compounds have been increasingly applied for the removal of organic pollution from contaminated groundwater and soil due …
Bimolecular Peroxy Radical (RO(2)) Reactions and Their Relevance in Radical Initiated Oxidation of Hydrocarbons.
Cho J, Mulvihill CR, Klippenstein SJ, Sivaramakrishnan R. Cho J, et al. J Phys Chem A. 2023 Jan 12;127(1):300-315. doi: 10.1021/acs.jpca.2c06960. Epub 2022 Dec 23. J Phys Chem A. 2023. PMID: 36562763
The kinetics of peroxy radical (RO(2)) reactions have been of long-standing interest in atmospheric and combustion chemistry. ...The present simulations provide a strong motivation for better characterizing the bimolecular kinetics of peroxy radicals....
The kinetics of peroxy radical (RO(2)) reactions have been of long-standing interest in atmospheric and combustion chemistry. ...The …
Identifying isomers of peroxy radicals in the gas phase: 1-C(3)H(7)O(2)vs. 2-C(3)H(7)O(2).
Tang X , Lin X , Garcia GA , Loison JC , Gouid Z , Abdallah HH , Fittschen C , Hochlaf M , Gu X , Zhang W , Nahon L . Tang X , et al. Chem Commun (Camb). 2020 Dec 25;56(99):15525-15528. doi: 10.1039/d0cc06516a. Epub 2020 Nov 25. Chem Commun (Camb). 2020. PMID: 33236739
The two isomers of the propylperoxy radical 1-C(3)H(7)O(2) and 2-C(3)H(7)O(2), together with their individual rotamers, are identified and assigned by threshold photoelectron spectroscopy with the aid of high-level theoretical computations, from which their accurate adiabatic ion …
The two isomers of the propylperoxy radical 1-C(3)H(7)O(2) and 2-C(3)H(7)O(2), together with their individual rotamers, are identified and a …
1,549 results