以下为句子列表：
英文: Diisopropyl succinate was synthesized from succinic acid and isopropanol with p-methyl benzenesulfonic acid as catalyst.
中文: 摘要以丁二酸和异丙醇为原料及对甲基苯磺酸为催化剂，催化合成丁二酸二异丙酯。
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英文: Evaluation – After 24 hour exposure, exposed areas were washed with water , then a detergent solution and finally with isopropyl alcohol, rinsed with distilled water and dried with a cloth.
中文: 评估：在持续放置24小时后，测试的区域先用水清洗，再用清洁剂清洗，最后使用异丙醇清洗。然后用蒸馏水漂洗，用布擦干。
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英文: Scrub each optical surface with a gauze pad soaked in isopropyl alcohol. Rinse thoroughly with distilled water.
中文: 光学表面用含异丙醇的网垫擦净。然后用蒸馏水漂洗。
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英文: By column chomatography,chemical Ⅰand Ⅱwere seperated and identified by means of MS and NMR as cuminic aldehyde (p-isopropyl benzaldehyde) and cuminic acid (p-isopropyl benzoic acid).
中文: 以柱层析对孜然石油醚提取物的杀菌活性成分进行分离,从孜然种子中分离得到活性化合物Ⅰ和化合物Ⅱ,经质谱及核磁共振技术进行结构鉴定,确定其分别为枯茗醛(p-isopropyl benzaldehyde)和枯茗酸(p-isopropyl benzoic acid)。
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英文: In the presence of phosphoryl group, N-(O, O-diisopropyl )phosphoryl threonine reacted with nucleos ides to give both nucleot idesand peptides.
中文: PHOSPHORYL PROMOTION EFFECT AND FORMATION OF BOTH PEPTIDES AND NUCLEOTIDES￥yongJU；
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