英语单词短语词组“substituent”的中文翻译、释义及用法解析-英汉词典

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单词	substituent
释义	BETA Examples ofsubstituent Dictionary> Examples ofsubstituent substituentisn’t in the Cambridge Dictionary yet. You can help! Add a definition So the glycolatesubstituentmakes the thiol non-volatile and hence non-odorous. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. This is not to be confused with the 1,3-diaxial interactions of cyclohexane derivatives (gauche interactions shared between substituents and the ring). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Phosphorus chains (with organic substituents) have been prepared, although these tend to be quite fragile. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The product is a pyrrole with substituents at the 3 and 4 positions. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Alternatively, it has been prepared by nitration of polystyrene followed by oxidation of the alkylsubstituent. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Catechol is a chemical, but a catechol may also be used as the name of asubstituent, where it represents a 1,2-dihydroxybenzene group. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Formaldehyde reacts with water so readily because its substituents are very small- a purely steric effect. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Variations in the substituents on the quinoline rings affect its luminescence properties. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Exopolysaccharides generally consist of monosaccharides and some non-carbohydrate substituents (such as acetate, pyruvate, succinate, and phosphate). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Each phosphorus centre, which is pyramidal, bears three different substituents - anisyl, phenyl, and the ethylene group. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. When drawn as a zig-zag chain, the erythro isomer has two identical substituents on different sides of the plane (anti). From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The electron-donating strength of the carbon-silicon bond is similar to that of an acetamidesubstituentand equal to roughly two alkyl groups. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. Metalation often occurs at the position ortho to these substituents. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As shown in the figure below, the phenyl group at the 2-position can carry different substituents. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The remaining two fractions, resins and asphaltenes, have polar substituents. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. If thissubstituentis large enough to prevent rotation, optically active pillararene macrocycles can be isolated. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. In reactions of cyclic dienes, the larger ketenesubstituentis placed in the "endo" position. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The structure of the carbonyl compound is important, as -substitution and nearby angular substituents sterically disfavor 1,4-addition. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. The value is a measure of the sensitivity of the reaction to the change insubstituent, but only measures inductive effects. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. As the anomeric effect predicts, the methoxysubstituentshows an increased preference for the axial conformation. From Wikipedia This example is from Wikipedia and may be reused under a CC BY-SA license. These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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更新时间：2024/12/28 3:36:24