As nouns the difference between uroerythrin and purpurine
is that uroerythrin is a red pigment (chromophore) associated with the brickdust deposit while purpurine is alternative name for uroerythrin.
uroerythrin
English
Noun
(-)
(biochemistry) A red pigment (chromophore) associated with the brickdust deposit purpurine
English
Noun
(-)
Alternative name for uroerythrin
Usage notes
* Purpurine is the name given to uroerythrin by in 1834 but is now rarely used. The name given by Franz Simon in 1840, uroerythrin, is the more common.