Hexadecadienoic Acid n-4

**Semantic type:** Organic Chemical

**Definition:** A polyunsaturated long-chain fatty acid with a 16-carbon backbone and double bonds originating from the 4th position and either the 6th or 7th positions from the methyl end. At least 2 isomers can be called by this name.

**Synonyms:** - 9,12-Hexadecadienoic acid - Fatty Acid 16:2 n-4