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

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

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

From Science Daily • Mar. 16, 2026

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

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