Where does “citraconic acid” come from?

citraconic acid (English) comes from English itaconic acid, from English aconitic acid, from English acid, from French acide, from Latin acidus, from Latin aceō, from Proto-Italic akēō, from Proto-Indo-European h₂eḱ-éh₁-ye-ti — sharp.

citraconic acid (English): one of the isomeric dicarboxylic acids produced by the distillation of citric acid, or as metabolites by microorganisms, cis-CH-C(COH)=CHCOH; the trans-isomer is mesaconic acid

Definitions

  1. one of the isomeric dicarboxylic acids produced by the distillation of citric acid, or as metabolites by microorganisms, cis-CH-C(COH)=CHCOH; the trans-isomer is mesaconic acid

Ancestry of “citraconic acid”, step by step

citraconic acid traces back through two separate lines of ancestry.

via English itaconic acid

StepLanguageWordMeaning
1Englishitaconic acidone of the isomeric dicarboxylic acids produced...
2Englishaconitic acidAn organic acid involved in the isomerisation of...
3EnglishacidSour, sharp, or biting to the taste; tart; having...
4Frenchacideacid, acidic, sour, tart; acid, acidic; acid
5Latinacidussour, tart, acid, bitter; harsh, grating, rough,...
6Latinaceōto be sour
7Proto-Italicakēōbe sharp-tasting, be sour
8Proto-Indo-Europeanh₂eḱ-éh₁-ye-ti
9Proto-Indo-Europeanh₂eḱ-sharp

via English citric

StepLanguageWordMeaning
1EnglishcitricOf, pertaining to, or derived from, the citron or...
2EnglishcitrusAny of several shrubs or trees of the genus...
3Frenchcitrus
4GermanZitrus
5Latincī̆truscitron tree
6Greekκέδροςcedar
7Ancient Greekκέδροςcedar; anything made of cedar-wood; cedar-oil
Every word from Proto-Indo-European h₂eḱ-