Results 111 to 120 of about 5,075 (257)

Preparation of a new, green and recyclable catalyst, silica-supported 1-(2-sulfooxy)ethyl)1H-pyridine-1-ium-chloride, and a solvent- and metal-free protocol for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthene derivatives [PDF]

, 2018
Sami Sajjadifar, Maryam Pornuroz
openalex   +1 more source

Efficient, one-pot synthesis of 14-aryl-14Hdibenzo[a, j]xanthenes in aqueous medium catalyzed by bis-piperidinium compounds

, 2013
A novel procedure for the synthesis of 14-aryl-14Hdibenzo[a,j]xanthenes through one-pot condensation of b-naphthol with aryl halides in aqueous media catalyzed by bis-piperidinium compounds is described. The method resulted in good to excellent yields in
Ali Shahid Chatha, Shehzad, Ahmad, Matloob, Jawwad Saif, Muhammad, Mansha, Asim   +3 more
core  

Solvent-free Synthesis of 5H-dibenzo[b,i]xanthene-tetraones and Aryl-14Hdibenzo[a,j]xanthenes Using Ferric Chloride Hexahydrate as Catalyst

, 2017
A simple and convenient procedure for the synthesis of 5Hdibenzo[<em>b,i</em>]xanthene-tetraones and aryl-14<em>H</em>-dibenzo[<em>a,j</em>]xanthenes is described through the condensation of aldehydes with 2-naphthol ...
Dongmei Xu, Lin Li, Jun Gao, Shixue Zhou, Di Liu   +4 more
core   +1 more source

Xanthene Dyes for Cancer Imaging and Treatment: A Material Odyssey [PDF]

, 2022
Osman Karaman, Gizem Atakan Alkan, Caglayan Kizilenis, Cevahir Ceren Akgul, Görkem Günbaş   +4 more
openalex   +1 more source

Harnessing in vivo synthesis of bioactive multiarylmethanes in Escherichia coli via oxygen-mediated free radical reaction induced by simple phenols

Microbial Cell Factories
Background Xanthenes and multi-aryl carbon core containing compounds represent different types of complex and condensed architectures that have impressive wide range of pharmacological, industrial and synthetic applications. Moreover, indoles as building
Donglou Wang, Jiangbo He, Yonghong Chen, Boran Liu, Zhuang Wu, Xuerong Pan, Xuemei Niu   +6 more
doaj   +1 more source

Crystal structure of (2,7-dihexyl-9,9-dimethyl-9H-xanthene-4,5-diyl)bis(diphenylphosphane), C₅₁H₅₆OP₂ [PDF]

, 2019
Nonjabulo Nyalungu, Saba Alapour, Holger B. Friedrich, Muhammad D. Bala   +3 more
openalex   +1 more source

Transition-metal-free intramolecular Friedel–Crafts reaction by alkene activation: A method for the synthesis of some novel xanthene derivatives [PDF]

, 2021
Tülay Yıldız, İrem Baştaş, Hatice Başpınar Küçük   +2 more
openalex   +1 more source

Novel ionic liquid [Et3N-SO3H][MeSO3]: Synthesis, characterization and catalytic performance for the synthesis of 14-aryl-14H-dibenzo[a,j]xanthenes

, 2019
The main aim of this work is introducing a novel protic acidic ionic-liquid catalyst for organic synthesis. Thus, N,N-diethyl-N-sulfoethanaminium methanesulfonate ([Et3N-SO3H][MeSO3]) was synthesized by the reaction of triethylamine with chlorosulfonic ...
Zare, A., S. Takallo, M.
core   +1 more source

Xanthene Food Dye, as a Modulator of Alzheimer's Disease Amyloid-beta Peptide Aggregation and the Associated Impaired Neuronal Cell Function

, 2011
H. Edward Wong, Inchan Kwon
openalex   +2 more sources

Spiro[Fluorene-9,9ʹ-Xanthene] Based Deep-Blue Emitter and the Hidden Electroplex for Solution-Processed Non-Doped White Organic Light-Emitting Devices

, 2023
Xiao Long, Hui Fang, Baoyi Ren, Xia Lan, Chensheng Li, Guohua Xie, Gang Xiong, Ya‐Guang Sun   +7 more
openalex   +1 more source