3-Hydroxycotinine

**Semantic type:** Organic Chemical

**Definition:** A metabolite of nicotine that is detectable in the urine of smokers.

**Synonyms:** - 1-Methyl-3-Hydroxy-5-(3-Pyridyl)-2-Pyrrolidinone - 3'-Hydroxycotinine - 3-HC - 3-Hydroxy-1-Methyl-5-(3-Pyridinyl)-2-Pyrrolidinone - 3-OH-Cotinine - 3HC