methyl fumaric acid

例句：

1. 1. This compound is used as a preservative in food processing.
   这种化合物在食品加工中用作防腐剂。
2. 2. The chemical was discovered by accident during the synthesis of a new drug.
   这种化学物质是在合成一种新药物时偶然发现的。
3. 3. Methyl fumaric acid is also known for its antifungal properties.
   甲酚醋酸也因其抗真菌性质而闻名。