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Updated: Jun 1, 2026

Millifluidics for Chemical Synthesis and Time-resolved Mechanistic Studies

Millifluidics for Chemical Synthesis and Time-resolved Mechanistic Studies

Published on: November 27, 2013

A new enabling technology for convenient laboratory scale continuous flow processing at low temperatures.

Duncan L Browne¹, Marcus Baumann, Bashir H Harji

¹Innovative Technology Centre, Department of Chemistry, University of Cambridge, Lensfield Road, Cambridge, CB2 1EW, UK.

Organic Letters

|May 28, 2011

Summary

This summary is machine-generated.

A novel cryogenic flow reactor enables laboratory-scale continuous flow synthesis at low temperatures. This system efficiently prepares diverse boronic acids and esters using lithium-halogen exchange, with demonstrated scalability and direct n-butyllithium processing.

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Area of Science:

Organic Chemistry
Chemical Engineering
Process Chemistry

Background:

Continuous flow chemistry offers advantages in safety and efficiency over batch processing.
Low-temperature reactions are crucial for synthesizing sensitive organic molecules.
Developing specialized equipment is essential for advancing flow chemistry applications.

Purpose of the Study:

To introduce a new machine for laboratory-scale continuous flow processes at low temperatures.
To demonstrate the utility of this cryogenic flow reactor for synthesizing valuable organic building blocks.
To assess the scalability and direct processing capabilities of the new reactor system.

Main Methods:

Design and implementation of a novel cryogenic flow reactor.
Application of lithium-halogen exchange chemistry for the synthesis of (hetero)aromatic boronic acids and esters.
Scale-up studies involving direct processing of n-butyllithium.

Main Results:

Successful preparation of a variety of (hetero)aromatic boronic acids and esters.
Demonstration of the reactor's capability for laboratory-scale continuous flow synthesis at low temperatures.
Validation of the system's scalability and ability to handle n-butyllithium directly.

Conclusions:

The developed cryogenic flow reactor is effective for low-temperature continuous synthesis.
This technology facilitates the preparation of important synthetic intermediates like boronic acids and esters.
The reactor system shows promise for scalable production and direct use of organolithium reagents in flow.