A phosphoryl radical-initiated Atherton-Todd-type reaction using air as the radical initiator and CHCl as the halogenating reagent for the phosphorylation of alcohols, phenols, and amines has been developed. This novel transformation provides a highly efficient route to important phosphinates, phosphinic amides, and phosphoramidates in up to 99% yield with a broad substrate scope under very mild conditions (48 examples).
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http://dx.doi.org/10.1039/c9cc09407e | DOI Listing |
Org Lett
January 2025
Jiangsu Key Laboratory of Pesticide Science and Department of Chemistry, College of Sciences, Nanjing Agricultural University, Nanjing, 210095, P. R. China.
Radical-initiated functionalization of bicyclo[1.1.0]butanes (BCBs) is a straightforward approach to accessing diverse cyclobutane derivatives.
View Article and Find Full Text PDFChem Commun (Camb)
July 2024
Institute of Drug Discovery Technology, Ningbo University, Zhejiang, China.
CpFe-mediated electrochemical synthesis of a diverse array of phosphorylated azaspiro[4.5]di/trienones has been developed, which demonstrated broad substrate scope and good diastereoselectivity. It represents the first example of electrochemical synthesis of phosphorylated azaspiro[4.
View Article and Find Full Text PDFACS Biomater Sci Eng
February 2021
Department of Polymer Science and Rubber Technology, Cochin University of Science and Technology, Kochi, Kerala 682 022, India.
A bifronted cure system for osteosarcoma, a common aggressive bone tumor, is highly in demand to prevail the postsurgical adversities in connection with systemic chemotherapy and repair of critical-size bone defects. The hierarchically porous therapeutic scaffolds presented here are synthesized by free radical-initiated copolymerization of hydroxyethyl methacrylate and methyl methacrylate [HEMA/MMA 80:20 and 90:10 mM, HO/NaCl porogen], which are further surface-phosphorylated [P-PHM] and transformed to bifunctional by impregnating doxorubicin (DOX) [DOXP-PHM]. The P-PHM scaffolds exhibited porous microarchitecture analogous to native cancellous bone (scanning electron microscopy analysis), while X-ray photoelectron spectroscopy analysis authenticated surface phosphorylation.
View Article and Find Full Text PDFJ Am Chem Soc
January 2021
College of Chemistry, Green Catalysis Centre, Zhengzhou University, Zhengzhou, Henan Province 450001, China.
2,4,5,6-Tetrakis(3,6-di--butyl-9-carbazol-9-yl)isophthalonitrile (4CzIPN-Bu) was developed as a photocatalyst for the phosphorus-radical-initiated cascade cyclization reaction of isocyanides. By using 4CzIPN-Bu as catalyst, we developed a visible-light-induced proton-coupled electron transfer strategy for the generation of phosphorus-centered radicals, via which a wide range of phosphorylated phenanthridines, quinolines, and benzothiazoles were successfully constructed.
View Article and Find Full Text PDFChem Commun (Camb)
January 2020
School of Chemical Engineering and Light Industry, Guangdong University of Technology, Guangzhou 510006, China. and Key Laboratory of Functional Molecular Engineering of Guangdong Province, South China University of Technology, Guangzhou 510640, China.
A phosphoryl radical-initiated Atherton-Todd-type reaction using air as the radical initiator and CHCl as the halogenating reagent for the phosphorylation of alcohols, phenols, and amines has been developed. This novel transformation provides a highly efficient route to important phosphinates, phosphinic amides, and phosphoramidates in up to 99% yield with a broad substrate scope under very mild conditions (48 examples).
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