The Hitchhiker's Guide to Flow Chemistry ∥

Area of Science:

• Chemistry
• Chemical Engineering

Background:

• Flow chemistry, a method using continuous streams in channels, offers superior control over reaction parameters compared to traditional batch methods.
• This technology has gained significant attention, yet its adoption is often an afterthought, lacking critical evaluation of its necessity.
• Recent advancements highlight the potential of flow chemistry for enhancing reactivity and enabling novel synthetic pathways.

Purpose of the Study:

• To introduce the fundamental principles and basic concepts of flow chemistry.
• To critically review and discuss recent advancements and applications in the field of flow chemistry.
• To encourage a more deliberate consideration of "Should we do this in flow?" for chemical reactions.

Main Methods:

• Literature review of recent flow chemistry publications.
• Analysis of fundamental principles governing reactions in continuous flow systems.
• Critical discussion of case studies and reported applications of flow chemistry.

Main Results:

• Flow chemistry provides unique control over reaction parameters like temperature, pressure, and mixing.
• Enhanced reactivity and the potential for novel reaction pathways are key benefits.
• The review highlights a growing body of work but emphasizes the need for strategic implementation.

Conclusions:

• Flow chemistry offers significant advantages in terms of control, efficiency, and novelty.
• A critical assessment of its applicability is crucial for optimal utilization.
• The field is rapidly evolving, necessitating ongoing evaluation of its potential and limitations.