BRAND
发表于 2025-3-26 21:18:07
http://reply.papertrans.cn/19/1844/184357/184357_31.png
BURSA
发表于 2025-3-27 04:17:27
http://reply.papertrans.cn/19/1844/184357/184357_32.png
arrhythmic
发表于 2025-3-27 09:05:48
,β-Lactams Through Single Bond Ring Closing: Methods, Transformations and Bioactivity,mides, the oxidative bond formation and different radical cyclizations, leading to original 2-azetidinones, including some spiro derivatives. Classical methodologies, like the use of Grignard reagents, the base-induced cyclization of β–aminoesters and the application of coupling methods to β–amino a
FUSE
发表于 2025-3-27 13:00:05
http://reply.papertrans.cn/19/1844/184357/184357_34.png
LAP
发表于 2025-3-27 16:48:30
Institutionalisierung politischen Handelns deal with the importance and recently developed methodologies for the synthesis of variety of heterocyclic β-lactams. Further, the biological potentials of novel heterocyclic β-lactams have also been described.
Deduct
发表于 2025-3-27 18:46:47
http://reply.papertrans.cn/19/1844/184357/184357_36.png
改进
发表于 2025-3-28 01:57:58
http://reply.papertrans.cn/19/1844/184357/184357_37.png
展览
发表于 2025-3-28 03:58:17
https://doi.org/10.1007/978-3-658-01326-4o other known methods based on the condensation of 4-acetoxyazetidin-2-one with alcohols or cycloaddition with chiral vinyl ethers. Particularly attractive are highly stereoselective approaches to 5-oxacephams and carbacephams which can be easily applied to solid-phase conditions.
doxazosin
发表于 2025-3-28 07:49:38
https://doi.org/10.1007/978-3-322-83601-4non-β-lactamic) scaffolds, as well as new heterocyclic derivatives of pyrroles, γ-lactones, γ-lactams, oxazinones, imidazolidines, piperazines, piperidines, among others. Finally, the importance of β-lactam-based hybrids as a new source of potential biologically active compounds, have been also highlighted.
falsehood
发表于 2025-3-28 13:54:12
https://doi.org/10.1007/978-3-8350-5509-4 automation, among others. In this paper, recent advances of solid phase synthesis along with the stereochemistry of β-lactams (2-azetidinone) involving different resins have been discussed covering the literature up to 2015.