A new approach to polycyclic azaarenes: visible-light photolysis of vinyl azides in the synthesis of diazabenzopyrene and diazaperylene

2016 ◽  
Vol 4 (30) ◽  
pp. 7269-7276 ◽  
Author(s):  
J. A. Schneider ◽  
D. F. Perepichka
Keyword(s):  
Visible Light ◽  
Fluorescence Sensing ◽  
Dual Mode ◽  
New Approach ◽  
Sensing Properties ◽  
Vinyl Azides ◽  
Indole Synthesis

The Hemetsberger indole synthesis was repurposed for the preparation of luminescent electron-deficient azaarenes which display dual-mode pH fluorescence sensing properties.

Visible-Light-Mediated Tandem Sulfonylation/Cyclization of Vinyl Azides with Sulfonyl Hydrazines for the Synthesis of 6-(Sulfonylmethyl)phenanthridines under Mild Conditions

Synlett ◽  
2019 ◽  
Vol 30 (08) ◽  
pp. 955-960 ◽  
Author(s):  
Liu-Liang Mao ◽  
Li-Xia Quan ◽  
Xian-Hong Zhu ◽  
Cong-Bin Ji ◽  
An-Xi Zhou ◽  
...  
Keyword(s):  
Visible Light ◽  
Mild Conditions ◽  
Simple Strategy ◽  
Vinyl Azides

A visible-light-mediated tandem sulfonylation/cyclization of vinyl azides with sulfonyl hydrazines was developed that provides an efficient and simple strategy for the synthesis of valuable 6-(sulfonylmethyl)phenanthridines with a broad substrate scope and satisfactory yields under mild conditions.

Reusable iron sulfide nanospheres towards promoted photocatalytic and electrocatalytic activities

2017 ◽  
Vol 41 (18) ◽  
pp. 10083-10095 ◽  
Author(s):  
Bibhutibhushan Show ◽  
Nillohit Mukherjee ◽  
Anup Mondal
Keyword(s):  
Hydrogen Peroxide ◽  
Visible Light ◽  
Iron Sulfide ◽  
Sensing Properties ◽  
Electrochemically Deposited

Electrochemically deposited FeS nanospheres were found to degrade efficiently a series of toxic pigments and phenol in the presence of visible light. The material also showed excellent hydrogen peroxide sensing properties.

scholarly journals Metal-free visible light photoredox enables generation of carbyne equivalents via phosphonium ylide C–H activation

2019 ◽  
Vol 10 (6) ◽  
pp. 1687-1691 ◽  
Author(s):  
Mrinmoy Das ◽  
Minh Duy Vu ◽  
Qi Zhang ◽  
Xue-Wei Liu
Keyword(s):  
Visible Light ◽  
Bond Formation ◽  
Formation Processes ◽  
New Approach ◽  
Carbon Bond ◽  
Metal Free ◽  
Carbon Carbon Bond ◽  
Carbon Carbon Bonds ◽  
Carbon Bonds ◽  
New Strategy

Phosphonium ylides have shown their synthetic usefulness in important carbon–carbon bond formation processes. Our new strategy employs phosphonium ylides as novel carbyne equivalents and features a new approach for constructing carbon–carbon bonds from alkenes.

Visible light triggered photo-decomposition of vinyl azides to (E)-stilbene derivatives via 1,2-acyl migration

2019 ◽  
Vol 17 (24) ◽  
pp. 5971-5981 ◽  
Author(s):  
Satheesh Borra ◽  
Lodsna Borkotoky ◽  
Uma Devi Newar ◽  
Anshu Kalwar ◽  
Babulal Das ◽  
...  
Keyword(s):  
Visible Light ◽  
Ring Opening ◽  
Acyl Migration ◽  
Amino Group ◽  
Stilbene Derivatives ◽  
Vinyl Azides ◽  
Photo Decomposition

Photo-decomposition of vinyl azides into corresponding (E)-stilbenes via neighboring amino group assisted ring opening of 2H-azirines, 1,2-acyl migration and enolization.

New Approach to Oximes through Reduction of Nitro Compounds Enabled by Visible Light Photoredox Catalysis

2013 ◽  
Vol 15 (11) ◽  
pp. 2660-2663 ◽  
Author(s):  
Shunyou Cai ◽  
Shaolong Zhang ◽  
Yaohong Zhao ◽  
David Zhigang Wang
Keyword(s):  
Visible Light ◽  
Nitro Compounds ◽  
Photoredox Catalysis ◽  
New Approach

Selective fluorescence sensing properties of a novel two-fold interpenetrating coordination polymer

2020 ◽  
Vol 44 (22) ◽  
pp. 9411-9418 ◽  
Author(s):  
Jun Wang ◽  
Ning-Ning Chen ◽  
Chen-Dong Pan ◽  
Chen Zhang ◽  
Liming Fan
Keyword(s):  
Coordination Polymer ◽  
Fluorescence Sensing ◽  
Sensing Properties

One novel 3D interpenetrated Zn(ii) CP acts as multi-functional chemosensors in detection of acetone, Fe3+, Cu2+, Cr2O72−, CrO42− and nitrofurantoin (NFT).

Four Keggin-based compounds constructed by a series of pyridine derivatives: synthesis, and electrochemical, photocatalytic and fluorescence sensing properties

2020 ◽  
Vol 44 (35) ◽  
pp. 15122-15130 ◽  
Author(s):  
Hai-chen Mou ◽  
Jun Ying ◽  
Ai-xiang Tian ◽  
Hong-tao Cui ◽  
Xiu-li Wang
Keyword(s):  
Electrochemical Properties ◽  
Fluorescence Sensor ◽  
Pyridine Derivatives ◽  
Fluorescence Sensing ◽  
Sensing Properties ◽  
Keggin Anions

Four compounds based on Keggin anions and AgI ions were obtained, the photocatalytic and electrochemical properties were studied. Compound 4 can act as a Hg2+ fluorescence sensor.

Tunable titanium metal–organic frameworks with infinite 1D Ti–O rods for efficient visible-light-driven photocatalytic H2 evolution

2019 ◽  
Vol 7 (19) ◽  
pp. 11928-11933 ◽  
Author(s):  
Changqing Li ◽  
Hui Xu ◽  
Junkuo Gao ◽  
Wenna Du ◽  
Liqing Shangguan ◽  
...  
Keyword(s):  
Visible Light ◽  
Metal Organic Frameworks ◽  
Titanium Metal ◽  
H2 Evolution ◽  
New Approach ◽  
Visible Light Driven ◽  
Metal Organic ◽  
Photocatalytic H2 Evolution

A new approach for the synthesis of infinite Ti–O rod-based MOFs with superior photocatalytic H2 evolution performances was developed.

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