<p><b>芥酸</b>（英語：<span lang="en">erucic acid</span>，也稱為<b>油菜酸</b>）是一種順式Ω-9單不飽和脂肪酸（22:1ω9）化學式CH<sub>3</sub>(CH<sub>2</sub>)<sub>7</sub>CH=CH(CH<sub>2</sub>)<sub>11</sub>COOH，在糖芥、歐洲油菜等的種子油中占一定比重。
</p>
<h2><span id=".E5.8F.82.E8.80.83.E6.96.87.E7.8C.AE"></span><span id="参考文献">參考文獻</span></h2>
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**芥酸**（英語：erucic acid，也稱為**油菜酸**）是一種順式 Ω-9 單不飽和脂肪酸（22:1ω9）化學式 CH3(CH2)7CH=CH(CH2)11COOH，在糖芥、歐洲油菜等的種子油中占一定比重。

## 參考文獻
112-86-7