Urocanic acid

Rarity: Common

The most frequent rarity: most Wikipedia articles become Commons.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Notion

Domain

Science and technology

In collections

Nobody has pulled it yet.

What Wikipedia says

Urocanic acid (formally trans-Urocanic acid) is an intermediate in the catabolism of L-histidine. The cis-urocanic acid isomer is rare.

Excerpt from the Wikipedia article “Urocanic acid”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Fvasconcellos 17:22, 13 May 2007 (UTC), Public domain, via Wikimedia Commons.