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1·The results show that the polymers have catalytic activity of n-butyl acetate.

结果表明，腰果酚醛铁聚合物具有催化合成乙酸丁酯的性能；

2·The target product from ester synthesis reaction is ethyl acetate or n-butyl acetate.

酯合成反应的目标产物为乙酸乙酯或乙酸正丁酯；

3·The activated carbon carried La 3 + was used as catalyst for the synthesis of n-butyl acetate.

研究活性炭负载镧为酯化催化剂合成乙酸丁酯。

4·N-butyl acetate is of excellent performance as an organic solvent, which is widely used in the pharmacy and the painting.

乙酸正丁酯是一种性能优良的有机溶剂，广泛应用于制药、涂料等行业。