In this paper we describe oligosaccharide synthesis on pHEMA. The pHEMA bound oligosaccharides could be readily purified by precipitation or ultrafiltration and carried on to the next step. RSC Advances, 2018, 8, 41612 - 41619 https://pubs.rsc.org/en/Content/ArticleLanding/2018/RA/C8RA08252A#!divAbstract