propyl
丙基
常用释义
英音[ ˈprəʊpɪl ]
美音[ ˈproʊpəl ]
基本释义
- n. 丙基；丙烷基
例句
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1·Under this conditions, the yield of propyl benzoate reached 70.5%.上述条件下，苯甲酸丙酯的产率可达70.5%。
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2·Ethyl and propyl gallate were synthesized without water carrying agent.乙酯和丙酯的合成还摒弃了带水剂。
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3·Under optimum synthetic condition, the yield of propyl ester was 93.5%.在最佳反应条件下，尼泊金丙酯的产率为93.5%。
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4·OBJECTIVE To synthesize thiamine propyl disulfide, a long-effect VitaminB1.目的合成长效维生素B1丙硫硫胺。
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5·These peaks correspond to side-chain cleavage of the ethyl and propyl groups respectively.这些峰分别相当于乙基和丙基的侧链开裂。
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6·Under this conditions, the yield of ethyl esters was 85%, propyl ester 94% and butyl ester 92%.上述条件下，尼泊金乙酯的产率为85% ，尼泊金丙酯的产率为94 % ，尼泊金丁酯的产率为92 %。
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7·A new processing method of propyl gallate was advanced in order to decrease the cost of production.对常见的没食子酸丙酯提出一种尚未见报道的制备方法，可以大幅度地降低生产成本。
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8·Methanol, n-propyl alcohol, acetonitrile and carbon tetrachloride were selected as "molecular probe".选用甲醇、正丙醇、乙腈、四氯化碳作探针分子。
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9·Under these conditions, yields of 87.5%, 89.2%and 91.1%can be reached for the ethyl ester, propyl est...上述条件下，对羟基苯甲酸乙酯的产率为87.5%，对羟基苯甲酸丙酯的产率为89.2%，对羟基苯甲酸丁酯的产率为91.1%。
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10·The disequilibrium of isoamylol and normal propyl alcohol directly caused the bitterness in grape wine etc.葡萄酒中的苦味是由异戊醇与正丙醇失去平衡造成等等。
网络释义
- propyl gallate : 没食子酸丙酯；[化]酸丙酯；五倍子酸丙酯
- propyl alcohol : 丙醇