Allantoin

Allantoin is a term in biochemistry for a cyclic crystalline compound related to hydantoin. Its chemical formula is C₄H₆N₄O₃. It is formed in the nitrogen metabolism of many of the mammals excluding primates.

It was first discovered in the allantoic fluid of cows, whence it derives its name.

Nearby pages
Allantois, Allard, Allargando, Allee, Allegation