Results 111 to 120 of about 4,038 (213)

[3 + 2] cycloaddition of nonstabilized azomethine ylides and 2-benzothiazolamines to access imidazolidine derivatives. [PDF]

RSC Adv, 2022
Wang KK, Li YL, Wang MY, Jing J, Wang ZY, Chen R.   +5 more
europepmc   +1 more source

Straightforward Synthesis of Thiophene Bioisosteres of the Pyrrolo[3,2-c]quinoline Framework from Martinelline Alkaloids

Molbank
We report the first green and diastereoselective synthesis of novel thiophene bioisosteres designed to mimic the privileged pyrrolo[3,2-c]quinoline core of martinelline alkaloids.
Tamer S. Saleh, Abdullah S. Al-Bogami
doaj   +1 more source

Synthesis of bioactive fluoropyrrolidines via copper(i)-catalysed asymmetric 1,3-dipolar cycloaddition of azomethine ylides. [PDF]

Chem Sci, 2022
Xu X, Bao L, Ran L, Yang Z, Yan D, Wang CJ, Teng H.   +6 more
europepmc   +1 more source

Donor-acceptor graphene-based hybrid materials for managing photoinduced electrontransfer reactions [PDF]

, 2014
Graphene research and in particular the topic of chemical functionalization has been exploded in the last decade. The main aim is to induce solubility and thereby enhance processability of the material, which is otherwise insoluble and inapplicable for ...
Pagona, Georgia, Stergiou, Anastasios, Tagmatarchis, Nikos   +2 more
core  

Simple strategies for stable aqueous suspensions of carbon nanotubes [PDF]

, 2014
Carbon nanotubes (CNT) are attractive nanoparticles for biological applications due to their broad absorption of light in the UV-Vis-NIR, NIR photoluminescence, unique Raman signature, photothermal response, and large surface area for the covalent and ...
Araújo, Rui Filipe, Cunha, Eunice Paula Freitas, Gonçalves, Jordana, Melle-Franco, M., Paiva, M. C., Pereira, Maria Goreti Carvalho, Proença, M. Fernanda R. P.   +6 more
core  

One pot synthesis of pyrrolidines type 3,7-diazabicyclo [3.3.0] octane and biological activity [PDF]

, 2008
Pyrrolidines type 2,4-disubstituted (alkyl, aryl or heteroaryl)-6,8-dioxo-3,7-diazabicyclo [3.3.0] octanes (8a-d) were successfully synthesized by an efficient one pot 1,3-dipolar cycloaddition of azomethine ylides (in situ generated from the reaction of
Amornraksa, Kitti, Prachayasittikul, Virapong, Worachartcheewan, Apilak   +2 more
core  

Glycine-Based [3+2] Cycloaddition for the Synthesis of Pyrrolidine-Containing Polycyclic Compounds

Molecules
The synthesis of pyrrolidine compounds with biological interest is an active research topic. Glycine could be a versatile starting material for making pyrrolidine derivatives.
Tieli Zhou, Xiaofeng Zhang, Desheng Zhan, Wei Zhang   +3 more
doaj   +1 more source

A Regioselective Multicomponent Approach for the Synthesis of Novel 2-Acetyl-4-phenylquinoline Designed Monospiro-Pyrrolidine and Thiapyrrolizidine Hybrids

Heteroatom Chemistry
A convenient approach for the synthesis of 2-acetyl-4-phenylquinoline designed monospiro-pyrrolidine/thiapyrrolizidine hybrids has been achieved via a 1,3-dipolar cycloaddition reaction of various azomethine ylides derived from isatin/acenaphthylene-1,2 ...
Satheeshkumar Rajendran, Arul Murugesan, Shankar Ramasamy   +2 more
doaj   +1 more source

Graphene nanoribbons and nanoflakes from functionalized carbon precursors [PDF]

, 2014
The process of formation of graphene by exfoliation of carbon nanotubes (CNT) or graphite originates graphene nanoribbons (GNR) and graphene nanoflakes (GNF), respectively.
Alves, N. M., Cunha, Eunice Paula Freitas, Deepak, Francis Leonard, González-Debs, Mariam, Lopes, P. E., Mano, J. F., Melle-Franco, M., Paiva, M. C., Proença, M. Fernanda R. P., Rocha, Helena   +9 more
core  

Catalyst-Free [3+2] Cycloaddition of Electron-Deficient Alkynes and o-Hydroxyaryl Azomethine Ylides in Water. [PDF]

ACS Omega, 2020
Zhu J, Su W, Xiong C, Bai R, Zhou Q, Chen M.   +5 more
europepmc   +1 more source