3-Hydroxypropylmercapturic Acid

**Semantic type:** Organic Chemical

**Definition:** A modified form of acetylcysteine that is a metabolite of acrolein and may be found in the urine of smokers.

**Synonyms:** - 1-(N-Acetylcysteinyl)-Propan-3-Ol - 2-Acetamido-3-(3'-Hydroxypropylthio)Propanoic Acid - 3-HPMA - 3-Hydroxypropyl Mercapturic Acid - N-Acetyl-S-(3-Hydroxypropyl)Cysteine - S-(3-Hydroxypropyl)Cysteine N-Acetate