Last Updated：2025/12/06
Sentence
ポリマー製造業者は、エステル化工程を始める前に、直径方向で反対側に位置する2つの水素原子がそれぞれCOOCH3（メチルエステル）に置換されたベンゼン環化合物の試料を分析した。
Quizzes for review
The polymer manufacturer analyzed a sample of dimethyl terephthalate before beginning the esterification process.
See correct answer
The polymer manufacturer analyzed a sample of dimethyl terephthalate before beginning the esterification process.
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