2-(α-Hydroxyethyl)thiamine diphosphate

2-(α-Hydroxyethyl)thiamine diphosphate is used as a reactant in the spectrophotometry method for detecting activity of pyruvate dehydrogenase.

ChEBI: 2-(1-hydroxyethyl)thiamine diphosphate is a thiamine phosphate having a 1-hydroxyethyl substituent at the 2-position on the thiazolium ring and an O-diphosphate moiety. It is a thiamine phosphate and a 1,3-thiazolium cation. It is a conjugate acid of a 2-(1-hydroxyethyl)thiamine diphosphate(2-).