hydrocarbon radical, 1850, from Latin amylum, from Greek amylon "fine meal, starch," noun use of neuter of adjective amylos "not ground at the mill, ground by hand," from a-, privative prefix, "not" + myle "mill" (see mill (n.1)). So called because first obtained from the distilled spirits of potato or grain starch (though it also is obtained from other sources).
雙語例句
1. Iso - amyl acetate was synthesized with ammonium ceric sulfate as catalyst neutralized acetic acid and iso - amyl alcohol.
以硫酸鈰銨為催化劑,乙酸和異 戊 醇為原料,合成乙酸異戊酯.
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2. N - amyl aldehyde is a main raw material in the synthesis of methyl dihydrojasmonate fragrance.
正戊醛是合成香料雙氫茉莉酮酸甲酯的重要原料.
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3. With solid sulfanilic acid as catalyst we can synthesize iso - amyl acetateacetic acid and iso - amyl alcohol.
用固體酸對氨基苯磺酸作催化劑,以異戊醇和冰乙酸直接酯化合成乙酸異戊酯.
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4. This paper is about the study of the process of synthesizing iso - amyl acetate.
研究了乙酸異 戊 酯的合成條件及工藝過程.
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5. Hexanoic acid and n - pentanol reacted to form amyl hexanoate by using gallium sulphate as the catalyst.