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1·This paper introduces a synthesis method of iso-propyl acetate, using acetic acid and iso-propyl alcohol as raw material and neodymium oxide as catalyst.

介绍了以乙酸和异丙醇为原料，以氧化钕为催化剂来制取乙酸异丙酯的方法。

2·Starkrimson fruit aroma comprised butyl acetate, 3-methyl-butyl acetate, propyl acetate, ethyl acetate, 1-butanol, 1-propanol, 2-methyl-butanol and ethyl 2-methyl-butanoate.

乙酸丁酯、乙酸3 -甲基丁酯、乙酸丙酯、乙酸乙酯、1 -丙醇、1 -丁醇、2 -甲基丁醇和2 -甲基丁酸乙酯为新红星苹果果实的主要香气成分。

3·Through chromium sour oxidize propyl alcohol system ester law study in sulphuric acid acetic acid system in, proply acetate and proply propanoate form mechanism, and related influencing factor.

通过铬酸氧化丙醇制酯法，研究在硫酸- 乙酸体系中， 乙酸丙酯及丙酸丙酯的形成机理，及相关影响因素。

4·The casting process and reverse osmosis (RO) properties of hydroxy-propyl cellulose acetate (HPCA) membrane were studied.

研究了羟丙基醋酸纤维素反渗透膜的制膜工艺和膜性能。