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144 results

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Quoted phrases not found in phrase index: "s-dimethylurea", "sym-dimethylurea"
Page 1
N,N'-Dimethylurea as an efficient ligand for the synthesis of pharma-relevant motifs through Chan-Lam cross-coupling strategy.
Saikia R, Das S, Almin A, Mahanta A, Sarma B, Thakur AJ, Bora U. Saikia R, et al. Org Biomol Chem. 2023 Apr 12;21(15):3143-3155. doi: 10.1039/d3ob00176h. Org Biomol Chem. 2023. PMID: 36987866
N,N'-Dimethylurea (DMU) is introduced as a ligand to aid the Chan-Lam N-arylation of primary amides, amines, and 3-aminophenols with arylboronic acids and its ester derivative as the arylating associate. ...The developed catalytic system extends the scope of …
N,N'-Dimethylurea (DMU) is introduced as a ligand to aid the Chan-Lam N-arylation of primary amides, amines, and 3-amin …
Physiologic disposition and metabolism of an anti-ulcer agent, N-(2-diisopropylaminoethyl)-N-(4,6-dimethyl-2-pyridyl)-N',N'-dimethylurea, in rats, dogs, and monkeys.
Hucker HB, Stauffer SC, White SD, Arison BH, Zacchei AG. Hucker HB, et al. Drug Metab Dispos. 1982 Jan-Feb;10(1):28-34. Drug Metab Dispos. 1982. PMID: 6124379
14C-N-(2-Diisopropylaminoethyl)-N-(4,6-dimethyl-2-dimethyl- 2-pyridyl)-N',N'-dimethylurea (I) was administered orally to dogs and rats and to rhesus, African green, and squirrel monkeys. ...
14C-N-(2-Diisopropylaminoethyl)-N-(4,6-dimethyl-2-dimethyl- 2-pyridyl)-N',N'-dimethylurea (I) was administered orally t …
Hydration and self-aggregation of a neutral cosolute from dielectric relaxation spectroscopy and MD simulations: the case of 1,3-dimethylurea.
Agieienko V, Horinek D, Buchner R. Agieienko V, et al. Phys Chem Chem Phys. 2016 Dec 21;19(1):219-230. doi: 10.1039/c6cp07407c. Phys Chem Chem Phys. 2016. PMID: 27901156
The influence of the amphiphile 1,3-dimethylurea (1,3-DMU) on the dynamic properties of water was studied using dielectric relaxation spectroscopy. ...
The influence of the amphiphile 1,3-dimethylurea (1,3-DMU) on the dynamic properties of water was studied …
Fluoride-Based Deep Eutectic Solvents with Amide Dual-Hydrogen-Bond Donors.
Yamamoto H, Hattori M, Ito K, Shikano M, Yoshii K. Yamamoto H, et al. J Phys Chem Lett. 2024 Jun 20;15(24):6249-6255. doi: 10.1021/acs.jpclett.4c01085. Epub 2024 Jun 6. J Phys Chem Lett. 2024. PMID: 38842330
The obtained F-DES, [TMA]F.3.5[1,3-DMU], was prepared by facilely mixing solid compounds of tetramethylammonium fluoride ([TMA]F) and 1,3-dimethylurea (1,3-DMU), resulting in a high F(-) concentration (2.6 mol dm(-3)) and a wide electrochemical …
The obtained F-DES, [TMA]F.3.5[1,3-DMU], was prepared by facilely mixing solid compounds of tetramethylammonium fluoride ([TMA]F) and 1 …
Green synthesis and antitumor activity of (E)-diethyl 2-styrylquinoline-3,4-dicarboxylates.
Zhang H, Wang J, Li C, Zhao D, Liang T, Li Y. Zhang H, et al. RSC Adv. 2024 Aug 23;14(37):26820-26828. doi: 10.1039/d4ra04588b. eCollection 2024 Aug 22. RSC Adv. 2024. PMID: 39184002 Free PMC article.
In this work, a green, efficient and catalyst-free synthesis of a series of structurally novel (E)-diethyl 2-styrylquinoline-3,4-dicarboxylates via a direct olefination reaction between diethyl 2-methylquinoline-3,4-dicarboxylate and various aromatic aldehydes was successfully ac …
In this work, a green, efficient and catalyst-free synthesis of a series of structurally novel (E)-diethyl 2-styrylquinoline-3,4-dicarboxyla …
A quantum crystallographic approach to short hydrogen bonds.
Saunders LK, Pallipurath AR, Gutmann MJ, Nowell H, Zhang N, Allan DR. Saunders LK, et al. CrystEngComm. 2021 Aug 13;23(35):6180-6190. doi: 10.1039/d1ce00355k. eCollection 2021 Sep 13. CrystEngComm. 2021. PMID: 34588923 Free PMC article.
The short hydrogen bonds have donor-acceptor distances in the region of 2.45 A and are formed in substituted urea and organic acid molecular complexes of N,N'-dimethylurea oxalic acid 2 : 1 (1), N,N-dimethylurea 2,4-dinitrobenzoate 1 : 1 …
The short hydrogen bonds have donor-acceptor distances in the region of 2.45 A and are formed in substituted urea and organic acid molecular …
Investigation of the reaction of 1,3-dimethylurea with formaldehyde by quantitative on-line NMR spectroscopy: a model for the urea-formaldehyde system.
Steinhof O, Scherr G, Hasse H. Steinhof O, et al. Magn Reson Chem. 2016 Jun;54(6):457-76. doi: 10.1002/mrc.4274. Epub 2015 Jun 12. Magn Reson Chem. 2016. PMID: 26095823
Quantitative on-line NMR spectroscopy is applied to study equilibria and reaction kinetics of the reaction of formaldehyde with 1,3-dimethylurea. This reaction system serves as a model system for the much more complex but industrially relevant urea-formaldehy …
Quantitative on-line NMR spectroscopy is applied to study equilibria and reaction kinetics of the reaction of formaldehyde with 1, …
Mechanistic insights into the effects of diuron exposure on Alexandrium pacificum.
Huang D, Cheng CQ, Qiu JB, Huang Y, Zhang HY, Xu ZH, Wu SW, Huang YT, Chen J, Zou LG, Yang WD, Zheng XF, Li HY, Li DW. Huang D, et al. Water Res. 2024 Feb 15;250:120987. doi: 10.1016/j.watres.2023.120987. Epub 2023 Dec 10. Water Res. 2024. PMID: 38113594
Diuron (N-(3,4-dichlorophenyl)-N,N-dimethylurea, DCMU), a ureic herbicide, is extensively used in agriculture to boost crop productivity; however, its extensive application culminates in notable environmental pollution, especially in aquatic habitats. ...
Diuron (N-(3,4-dichlorophenyl)-N,N-dimethylurea, DCMU), a ureic herbicide, is extensively used in agriculture to boost …
An efficient removal approach for degradation of metformin from aqueous solutions with sulfate radicals.
Parra-Marfil A, López-Ramón MV, Aguilar-Aguilar A, García-Silva IA, Rosales-Mendoza S, Romero-Cano LA, Bailón-García E, Ocampo-Pérez R. Parra-Marfil A, et al. Environ Res. 2023 Jan 15;217:114852. doi: 10.1016/j.envres.2022.114852. Epub 2022 Nov 26. Environ Res. 2023. PMID: 36457238
Moreover, three degradation pathways were suggested based on the six products detected by HPLC-MS: N-cyanoguanidine m/z = 85; N,N-dimethylurea m/z = 89; N,N-dimethyl-cyanamide m/z = 71 N,N-dimethyl-formamide m/z = 74; glicolonitrilo m/z = 58; and guanidine m/ …
Moreover, three degradation pathways were suggested based on the six products detected by HPLC-MS: N-cyanoguanidine m/z = 85; N,N …
144 results