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Fluorescence-Based Measurements of Phosphatidylserine/Phosphatidylinositol 4-Phosphate Exchange Between Membranes

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Coumarin[4]arene: A Fluorescent Macrocycle.

Pawan Kumar¹, Parthasarathy Venkatakrishnan¹

¹Department of Chemistry, Indian Institute of Technology Madras , Chennai 600 036, Tamil Nadu, India.

Organic Letters

|February 21, 2018

Summary

This summary is machine-generated.

Researchers synthesized a novel coumarin macrocycle, "coumarin[4]arene," with visible fluorescence. This flexible molecule is designed for effective molecular recognition applications.

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Area of Science:

Supramolecular Chemistry
Organic Synthesis

Background:

Resorcinarene derivatives are widely explored for host-guest chemistry.
Macrocyclic compounds offer unique structural properties for molecular recognition.

Purpose of the Study:

To synthesize and characterize a novel coumarin-functionalized resorcinarene macrocycle.
To investigate the photophysical properties and conformational behavior of the new compound.

Main Methods:

Pyranone functionalization of resorcinarene.
Spectroscopic characterization (NMR, Mass Spectrometry).
Fluorescence spectroscopy.

Main Results:

Successful synthesis of the coumarin[4]arene macrocycle.
Observation of visible fluorescence.
Demonstration of conformationally flexible behavior.

Conclusions:

The synthesized coumarin[4]arene is a promising platform for molecular recognition.
Its fluorescence and flexibility make it suitable for sensing applications.