Substituent meaning

səb-stĭcho͝o-ənt
An atom or group substituted for another in a chemical compound.
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Of or relating to such an atom or group.
adjective
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An atom or group of atoms replacing another atom or group in a compound.
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(chemistry) Any atom, group, or radical substituted for another, or entering a molecule in place of some other part which is removed.
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Origin of substituent

  • Latin substituēns substituent- present participle of substituere to substitute substitute

    From American Heritage Dictionary of the English Language, 5th Edition

Substituent Sentence Examples

  • Di-derivatives x x x p v as $ v as s Here we have assumed the substituent groups to be alike; when they are unlike, a greater number of isomers is possible.

  • Orientation of Substituent Groups.-The determination of the relative positions of the substituents in a benzene derivative constitutes an important factor in the general investigation of such compounds.

  • Intermolecular transformations-migrations of substituent groups from one carbon atom to anotherare of fairly common occurrence among oxy compounds at elevated temperatures.

  • Not only does the substituent group modify the readiness with which the derivative is attacked, but also the nature of the product.

  • Starting with a monoderivative, we have seen that a substituent group may enter in either of three positions to form an ortho-, meta-, or paracompound.

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Words near substituent in the Dictionary