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Experts in Custom Synthesis, Contract Research & Process Development

Case Studies

HPLC Analytical Services

HPLC Analytical Services

Our customer trades in very high specification solvent and disperse dyes, but were finding inconsistencies between batches related to their strength and colour. It was believed that minor variations in coloured impurities between batches and manufacturers were responsible for these variations and they re....

Designing Novel Dyes

In response to a recently introduced short range of competitive, technically superior products, one of our customers requested CS Solutions to identify materials which would provide an attractive counter offer. Essential requirements included technical performance at least equal to the competition, as well as attractive economics; additio....

Flexibility allows for In-house Testing

We work with some of the largest chemical companies in the world providing support in the research programs. Our research partner asked us to provide novel dyes for use in the cosmetics industry. After initial targets had been synthesised, CSS were able to pause the practical work to allow for in-house testing of the novel compounds.  Th....

Novel Dichroic Trichromat

We were approached to supply a selection of reported and novel dichroic dyes to an existing customer for use in liquid crystals. The customer had little experience in dichroic dyes, but wanted improvements made to various properties, (including solubility, maximum absorption and dichroic ratio) of existing, commercially available dichroic....

Kilo-scale Synthesis

Our customer required the synthesis of 20kg of a classic phenazine dye, which is now out of commercial production and the synthetic methods lost. After failing to find a supplier that could produce the dye to the high specification required, they approached CS Solutions Ltd to research the original process and find a commercial process fo....

Rapid Response Custom Synthesis

Our customer had a requirement for a novel trichromat (yellow, red, blue) of dichroic dyes. These had been produced in their labs on c.a. 100mg scale, but were required in 20g amounts. Although the syntheses were known, they required improvements due to solubility and scaling issues, and the customer required all 3 dyes within an 8 week d....

Project COBRA

CS Solutions Ltd form part of an international effort to improve performance of dye-sensitised solar cells

Early this year, CS Solutions Ltd secured a major grant from the Technology Strategy Board (TSB) to participate in an international research project on dye-sensitised solar cells (DSSCs). CS Solutions Ltd will work alongsid....

Testing Dye Transfer Inhibitors

CS Solutions Ltd works closely with AISE, an industry body representing the European detergent industry, to update the series of test fabrics used to examine the efficacy of Dye Transfer Inhibitors (DTIs). A typical laundry detergent formulation contains DTIs designed to prevent staining of ‘whites’ during domestic laundering. Initial....