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hexanoyl相关的网络例句

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The acetyl, formyl/acetyl, butyryl, hexanoyl, and dodecanoylchitin are prepared under different conditions.

在不同反应条件下,对甲壳素进行了乙醯化、甲醯/乙醯化、丁醯化、己醯化和十二烷醯化等实验。

Seven compounds have been isolated from hard coral Acropora pulchra. These compounds are:pentadecoic acid, heptadecyl ester;(2)n-cetanol;(3)batyl alcohol;(4) N- [ 1 --2-hydroxyl--3,7-heptad-ecadienal] -hexadecanamide;(5)1 -0-hexanoyl-glycerol ester;(6)thymine;(7)uracil. Their structures were determined by IR, MS, HNMR, 13CNMR analysis.

从北海佳丽鹿角珊瑚Acropora pulchra乙醇提取液的乙酸乙酯部分分离出七个化合物,经IR、MS、~1HNMR、~(13)CNMR等波谱方法鉴定,其结构分别为:(1)十五酸十七酯,(2)正十六碳醇,(3)鲨肝醇,(4)N-1-羟基甲基-2-羟基—-3,7-十七碳二烯基十六酸酰胺,(5)1-正十六酸甘油酯,(6)胸腺嘧啶,(7)尿嘧啶。

Except heptanoyl chitin, four of them,i.e.acetyl chitin,propionyl chitin,butyryl chitin and hexanoyl chitin,had high degree of substitution(from 1.5 to 2.0)and exhibited lyotropic liquid crystalline behavior and cholesteric phase.

文摘:四种羧酰化甲壳素即乙酰化、丙酰化、丁酰化和己酰化甲壳素在二氯乙酸溶液中均呈现胆甾型溶致液晶相。

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1〕 杨银书,王祥生,李德昌。安徽省首次发现嗜群血蜱。

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