paratoluic acid

例句：

1. 1. This compound is used in the production of paratoluic acid.
   这种化合物用于生产对甲苯酸。
2. 2.Paratoluic acid is a key intermediate in the synthesis of many organic compounds.
   对甲苯酸是合成许多有机化合物的关键中间体。
3. 3. The reaction between paratoluic acid and sodium hydroxide produces a clear solution.
   对甲苯酸与氢氧化钠反应产生清澈的溶液。