imide

American  

[im-ahyd, im-id] / ˈɪm aɪd, ˈɪm ɪd /

noun

Chemistry.

1. a compound derived from ammonia by replacement of two hydrogen atoms by acidic groups, characterized by the =NH group.

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imide British  

/ ˈɪmaɪd, ɪˈmɪdɪk /

noun

1. any of a class of organic compounds whose molecules contain the divalent group -CONHCO-

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imide Scientific  

/ ĭm′īd′ /

1. A compound derived from ammonia and containing the bivalent NH group combined with a bivalent acid group or two monovalent acid groups. Peptides and proteins are chains of imides formed when two amino acids are joined by a peptide bond.

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Other Word Forms

• imidic adjective

Etymology

Origin of imide

First recorded in 1840–50; alteration of amide

Example Sentences

To test their predictions, the team synthesized eight polyheptazine imide materials, each incorporating a different metal ion.

From Science Daily • Mar. 16, 2026

Designing a polyheptazine imide catalyst that performs well for a specific reaction requires careful control over many aspects of its structure.

From Science Daily • Mar. 16, 2026

Using their computational approach, the researchers explored how different metal ions alter the structure of the polyheptazine imide network.

From Science Daily • Mar. 16, 2026

When either hæmatin, or hæmatoporphyrin is oxidized, hæmatinic acid imide identical with that obtained from ætioporphyrin is obtained.

From The Chemistry of Plant Life by Thatcher, Roscoe Wilfred

Somewhat later, they found that it could be prepared from diazobenzene imide, provided a nitro group were present in the ortho or para position to the diazo group.

From Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 1 "Austria, Lower" to "Bacon" by Various