DrySyn OCTO Parallel Synthesizer.
Conduct synthetic reactions under an inert atmosphere

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Asyntise your lab

Collaborate, Innovate, Create
Helping develop your ideas & create practical tools

Asyntise your lab

DrySyn heating & cooling blocks

Safe, clean synthesis in single or parallel format. Designed to suit flasks or vials.

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Pressure Reactors

Designed and engineered in the UK. Benchtop to pilot scale from low to high pressure.

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Laboratory reactor systems from 50ml to 50L.
Manufactured to order in the UK

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CondenSyn Waterless Condensers

A unique glass condenser, handmade individually in the UK, that requires no cooling water for operation.

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fReactor Complete Kit

Designed by chemists at the University of Leeds, bringing Flow Chemistry to every lab.

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A fresh outlook in chemistry technologies

At Asynt, our aim is to develop, supply and support new and novel products and services central to the laboratory.


Featured Video

Asynt introduction
to CondenSyn

Save the planet, and your cash!

Find out how you can save the planet and some cash in your laboratory with CondenSyn, the air condenser from Asynt. With no water there is no risk of flooding, no issues with leakage, and you can leave the apparatus running over night without worrying...


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Press Releases

Asynt newsletter March 2020

Posted on: March 23, 2020 Asynt Newsletter March 2019

We are pleased to share our monthly newsletter for March 2020: with some great ways to entertain the kids with some simple experiments, new publications and new lab tools! Read online here. Continue reading

fReactor: New paper published

Posted on: March 23, 2020 fReactor new from Asynt

We are pleased to announce the publication of a new paper from the iPRD (Institute of Process Research and Development), based out of the University of Leeds, regarding the fReactor flow chemistry platform. Continue reading

A little light relief for the kids

Posted on: March 18, 2020

If you and your family are in isolation then why not take a look at some of our fun ideas below for experiments you can do with the kids?  Continue reading

Choosing the correct CondenSyn: a simple guide

Posted on: February 27, 2020

A simple guide to choosing the optimum model of CondenSyn waterless air condenser to suit your chosen flask size. Continue reading

CondenSyn Evaluation: Gina Washbourn, University of Liverpool

Posted on: March 27, 2019

The reflux condenser worked really well with all of the solvents I used (DMF, Ethanol, DCM, water, MeCN and acetone) with no ‘bumping’ up the condenser that I have seen with water based ones. Continue reading

DrySyn & CondenSyn Evaluation: Alwin Hartman, Helmholtz Institute for Pharmaceutical Research Saarland

Posted on: March 27, 2019

We recently faced severe water damage due to a water hose that had snapped. Using waterless condensers would definitely have prevented this incident. Continue reading

Secure Clamping of Parallel Chemistry Apparatus

Posted on: March 19, 2020

Designed for chemists undertaking parallel syntheses the Asynt DrySyn 3-Position Clamp enables secure clamping of up to three round bottom flasks or condensers to a standard boss head. Continue reading

Laboratory Heating Blocks – Best Practice Guide

Posted on: February 28, 2020

Asynt announce an updated 2020 version of its popular best practice guide for safely using laboratory heating blocks. Continue reading


Since inception, we have developed the DrySyn range (a clean, safe alternative to oil baths and heating mantles) both reducing costs in purchasing/disposal of oil and a 35% reduction in energy consumption

A fresh outlook in chemistry technologies