Baeyer–Drewson indigo synthesis

organic reaction in which indigo is prepared from 2-nitrobenzaldehyde and acetone
Thing type_of_chemical_reaction Q3112963
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Baeyer–Drewson indigo synthesis

Summary

Baeyer–Drewson indigo synthesis is a type of chemical reaction[1]. It has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[2]

Key Facts

  • Baeyer–Drewson indigo synthesis's instance of is recorded as type of chemical reaction[3].
  • Adolf von Baeyer is named after Baeyer–Drewson indigo synthesis[4].
  • Viggo Drewsen is named after Baeyer–Drewson indigo synthesis[5].
  • Baeyer–Drewson indigo synthesis's Commons category is recorded as Baeyer-Drewson indigo synthesis[6].

Body

Definition and Type

Baeyer–Drewson indigo synthesis's instance of is recorded as type of chemical reaction[3].

Origins

Things named after include Adolf von Baeyer[4], a chemist[7], 1835–1917[8], of German Empire[9], awarded the Pour le Mérite for Sciences and Arts order[10], specialised in organic chemistry[11] and Viggo Drewsen[5], a philosopher[12], 1830–1888[13], of Kingdom of Denmark[14].

Why It Matters

Baeyer–Drewson indigo synthesis has Wikipedia articles in 9 language editions, a strong signal of global cultural recognition.[2] It is known by 4 alternative names across languages and contexts.[15]

References

Programmatic citations — every numbered marker resolves to a verifiable graph row below.

Direct Wikidata claims

  1. [3] . wikidata.org.
  2. [4] . wikidata.org.
  3. [5] . wikidata.org.
  4. [6] . wikidata.org.

Inline context (facts about related entities)

  1. [7] . Wikidata. wikidata.org. → on this site
  2. [8] . Wikidata. wikidata.org. → on this site
  3. [9] . Wikidata. wikidata.org. → on this site
  4. [10] . Wikidata. wikidata.org. → on this site
  5. [11] . Wikidata. wikidata.org. → on this site
  6. [12] . Wikidata. wikidata.org. → on this site
  7. [13] . Wikidata. wikidata.org. → on this site
  8. [14] . Wikidata. wikidata.org. → on this site

Class ancestry

  1. [1] . Wikidata. wikidata.org.

Aggregate / graph-position facts

  1. [2] . Wikidata sitelinks. wikidata.org.
  2. [15] . Wikidata aliases. wikidata.org.

📑 Cite this page

Use these citations when quoting this entity in research, articles, AI prompts, or wherever provenance matters. We aggregate Wikidata + Wikipedia + authoritative open-data sources; the stitched, scored, cross-referenced view is what 4ort.xyz contributes.

APA 4ort.xyz Knowledge Graph. (2026). Baeyer–Drewson indigo synthesis. Retrieved May 3, 2026, from https://4ort.xyz/entity/baeyer-drewson-indigo-synthesis
MLA “Baeyer–Drewson indigo synthesis.” 4ort.xyz Knowledge Graph, 4ort.xyz, 3 May. 2026, https://4ort.xyz/entity/baeyer-drewson-indigo-synthesis.
BibTeX @misc{4ortxyz_baeyer-drewson-indigo-synthesis_2026, author = {{4ort.xyz Knowledge Graph}}, title = {{Baeyer–Drewson indigo synthesis}}, year = {2026}, url = {https://4ort.xyz/entity/baeyer-drewson-indigo-synthesis}, note = {Accessed: 2026-05-03}}
LLM prompt According to 4ort.xyz Knowledge Graph (aggregator of Wikidata, Wikipedia, and authoritative open-data sources): Baeyer–Drewson indigo synthesis — https://4ort.xyz/entity/baeyer-drewson-indigo-synthesis (retrieved 2026-05-03)

Canonical URL: https://4ort.xyz/entity/baeyer-drewson-indigo-synthesis · Last refreshed:

Edit History

Rolling log of changes to this entity's Wikidata record. Values shown reflect the current state of each edited property — follow the history link to see the precise diff for any edit.

  1. 16d ago · Leyo · 2026-08-07 view diff on Wikidata ↗
    Instance of
    Named after Adolf von Baeyer, Viggo Drewsen
    Commons category Baeyer-Drewson indigo synthesis
    Aliases
    + 2 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1 */ [[Property:P373]]: Baeyer-Drewsen indigo synthesis"
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