"Knoevenagel condensation" meaning in English

See Knoevenagel condensation in All languages combined, or Wiktionary

Noun

Forms: Knoevenagel condensations [plural]
Etymology: Named after German chemist Emil Knoevenagel. Head templates: {{en-noun|~}} Knoevenagel condensation (countable and uncountable, plural Knoevenagel condensations)
  1. (organic chemistry) The nucleophilic addition of an active hydrogen compound to a carbonyl group followed by a dehydration reaction in which a molecule of water is eliminated. The product is often an α,β-unsaturated ketone (a conjugated enone). Tags: countable, uncountable Categories (topical): Chemical reactions, Organic chemistry Synonyms: Knoevenagel reaction
    Sense id: en-Knoevenagel_condensation-en-noun-pdLCWg5Y Categories (other): English entries with incorrect language header, Pages with 1 entry, Pages with entries Topics: chemistry, natural-sciences, organic-chemistry, physical-sciences

Inflected forms

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  "etymology_text": "Named after German chemist Emil Knoevenagel.",
  "forms": [
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      "form": "Knoevenagel condensations",
      "tags": [
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  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
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        {
          "kind": "topical",
          "langcode": "en",
          "name": "Chemical reactions",
          "orig": "en:Chemical reactions",
          "parents": [
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            "Sciences",
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            "Fundamental"
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      ],
      "glosses": [
        "The nucleophilic addition of an active hydrogen compound to a carbonyl group followed by a dehydration reaction in which a molecule of water is eliminated. The product is often an α,β-unsaturated ketone (a conjugated enone)."
      ],
      "id": "en-Knoevenagel_condensation-en-noun-pdLCWg5Y",
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        [
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        [
          "active",
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        ],
        [
          "hydrogen",
          "hydrogen"
        ],
        [
          "compound",
          "compound"
        ],
        [
          "carbonyl",
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        [
          "group",
          "group"
        ],
        [
          "dehydration",
          "dehydration"
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        [
          "reaction",
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        ],
        [
          "molecule",
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        [
          "water",
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        ],
        [
          "product",
          "product"
        ],
        [
          "unsaturated",
          "unsaturated"
        ],
        [
          "ketone",
          "ketone"
        ],
        [
          "conjugated",
          "conjugated"
        ],
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          "enone",
          "enone"
        ]
      ],
      "raw_glosses": [
        "(organic chemistry) The nucleophilic addition of an active hydrogen compound to a carbonyl group followed by a dehydration reaction in which a molecule of water is eliminated. The product is often an α,β-unsaturated ketone (a conjugated enone)."
      ],
      "synonyms": [
        {
          "word": "Knoevenagel reaction"
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  "word": "Knoevenagel condensation"
}
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      "tags": [
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      "glosses": [
        "The nucleophilic addition of an active hydrogen compound to a carbonyl group followed by a dehydration reaction in which a molecule of water is eliminated. The product is often an α,β-unsaturated ketone (a conjugated enone)."
      ],
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          "hydrogen",
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        ],
        [
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        ],
        [
          "carbonyl",
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          "group",
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        ],
        [
          "dehydration",
          "dehydration"
        ],
        [
          "reaction",
          "reaction"
        ],
        [
          "molecule",
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          "eliminate",
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          "conjugated",
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      "raw_glosses": [
        "(organic chemistry) The nucleophilic addition of an active hydrogen compound to a carbonyl group followed by a dehydration reaction in which a molecule of water is eliminated. The product is often an α,β-unsaturated ketone (a conjugated enone)."
      ],
      "synonyms": [
        {
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        }
      ],
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        "chemistry",
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        "organic-chemistry",
        "physical-sciences"
      ]
    }
  ],
  "word": "Knoevenagel condensation"
}

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This page is a part of the kaikki.org machine-readable English dictionary. This dictionary is based on structured data extracted on 2025-03-06 from the enwiktionary dump dated 2025-03-02 using wiktextract (b81b832 and 633533e). The data shown on this site has been post-processed and various details (e.g., extra categories) removed, some information disambiguated, and additional data merged from other sources. See the raw data download page for the unprocessed wiktextract data.

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