Karl Ernst Claus

Baltic German scientist (1796-1864)
Person human Q554178
Karl Ernst Claus
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Karl Ernst Claus was born on January 23, 1796, in Tartu[1][2][3] and died on March 12, 1864, in Tartu[4][5][3]. He worked as a chemist, pharmacist, university teacher, and botanist[3]. His professional fields encompassed chemistry, pharmaceutics, and botany.

He received his education at the Imperial University of Dorpat[4]. During his career, he earned the Demidov Prize. He was also a member of the Saint Petersburg Academy of Sciences and the Royal Prussian Academy of Sciences[5].

Karl Ernst Claus

Summary

Karl Ernst Claus is a human[1]. Born in Tartu[2], he… he was born on +1796-01-23T00:00:00Z[3]. He passed away in Tartu[4]. He died on +1864-03-12T00:00:00Z[5]. He worked as a chemist[6], pharmacist[7], university teacher[8], and botanist[9]. He ranks in the top 0.73% of human entities by monthly Wikipedia readership (18 views/month, #7,286 of 1,000,298).[10]

Key Facts

  • Karl Ernst Claus's place of birth was Tartu[2].
  • Karl Ernst Claus passed away in Tartu[4].
  • Karl Ernst Claus was born on +1796-01-23T00:00:00Z[3].
  • Karl Ernst Claus died on +1864-03-12T00:00:00Z[5].
  • Burial took place at Raadi cemetery[11].
  • A child of Karl Ernst Claus was Q123110575[12].
  • Karl Ernst Claus held citizenship in Russian Empire[13].
  • Karl Ernst Claus worked as a chemist[6].
  • Karl Ernst Claus's professions included pharmacist[7].
  • Karl Ernst Claus's professions included university teacher[8].
  • Karl Ernst Claus's professions included botanist[9].
  • Karl Ernst Claus's field of work was chemistry[14].
  • Karl Ernst Claus's field of work was pharmaceutics[15].
  • Karl Ernst Claus's field of work was botany[16].
  • Among Karl Ernst Claus's employers was Kazan Imperial University[17].
  • Karl Ernst Claus was employed by Imperial University of Dorpat[18].
  • Karl Ernst Claus was educated at Imperial University of Dorpat[19].
  • Karl Ernst Claus was educated at Imperial University of Dorpat[20].
  • Karl Ernst Claus received the Demidov Prize[21].
  • Karl Ernst Claus was a member of Saint Petersburg Academy of Sciences[22].
  • Karl Ernst Claus was a member of Royal Prussian Academy of Sciences[23].
  • Karl Ernst Claus is recorded as male[24].
  • Karl Ernst Claus's instance of is recorded as human[25].
  • Karl Ernst Claus supervised Alexander Butlerov as a doctoral student[26].
  • Karl Ernst Claus's Commons category is recorded as Karl Ernst Claus[27].

Body

Origins and Family

Karl Ernst Claus was born in Tartu[2]. He was born on +1796-01-23T00:00:00Z[3].

Education

Educated at Imperial University of Dorpat[19], an imperial universities of the Russian Empire[28], in Russian Empire[29], founded in 1803[30], headquartered in Tartu[31]. Academic degrees include Candidate of Philosophy[32] and Master of Philosophy[33].

Career and Affiliations

Recorded occupations include chemist[6], pharmacist[7], university teacher[8], and botanist[9]. Fields of work include chemistry[14], a branch of science[34]; pharmaceutics[15], an academic discipline[35]; and botany[16], an academic discipline[36]. Employers include Kazan Imperial University[17], an imperial universities of the Russian Empire[37], in Russian Empire[38], founded in 1804[39] and Imperial University of Dorpat[18], an imperial universities of the Russian Empire[40], in Russian Empire[41], founded in 1803[42], headquartered in Tartu[43]. Karl Ernst Claus supervised Alexander Butlerov as a doctoral student[26].

Recognition

Karl Ernst Claus received the Demidov Prize[21].

Personal Life

A child of Karl Ernst Claus was Q123110575[12].

Death and Burial

Karl Ernst Claus died on +1864-03-12T00:00:00Z[5]. He died in Tartu[4]. Burial took place at Raadi cemetery[11].

Why It Matters

Karl Ernst Claus ranks in the top 0.73% of human entities by monthly Wikipedia readership (18 views/month, #7,286 of 1,000,298).[10] He has Wikipedia articles in 16 language editions, a strong signal of global cultural recognition.[44] He is known by 21 alternative names across languages and contexts.[45]

He is credited with the discovery of ruthenium[46], a chemical element[47].

His notable doctoral advisees include Alexander Butlerov[48], a chemist[49], 1828–1886[50], of Russian Empire[51], awarded the Lomonosov Prize[52], specialised in chemistry[53].

FAQs

Where was Karl Ernst Claus born?

Karl Ernst Claus was born in Tartu[2].

Where did Karl Ernst Claus die?

Karl Ernst Claus passed away in Tartu[4].

What did Karl Ernst Claus do for work?

Karl Ernst Claus worked as chemist[6], pharmacist[7], university teacher[8], and botanist[9].

Where did Karl Ernst Claus go to school?

Karl Ernst Claus was educated at Imperial University of Dorpat[19] and Imperial University of Dorpat[20].

What awards did Karl Ernst Claus receive?

Honors received include Demidov Prize[21].

What did Karl Ernst Claus discover?

Karl Ernst Claus is credited as discoverer of ruthenium[46].

References

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

Direct Wikidata claims

  1. [2] . Integrated Authority File. Retrieved . wikidata.org.
  2. [4] . Integrated Authority File. Retrieved . wikidata.org.
  3. [24] . Integrated Authority File. Retrieved . wikidata.org.
  4. [13] . wikidata.org.
  5. [25] . wikidata.org.
  6. [12] . wikidata.org.
  7. [19] . Q24441900. wikidata.org.
  8. [20] . Q24441900. wikidata.org.
  9. [14] . wikidata.org.
  10. [15] . wikidata.org.
  11. [16] . wikidata.org.
  12. [6] . Integrated Authority File. Retrieved . wikidata.org.
  13. [7] . Integrated Authority File. Retrieved . wikidata.org.
  14. [8] . wikidata.org.
  15. [9] . Retrieved . wikidata.org.
  16. [17] . wikidata.org.
  17. [18] . wikidata.org.
  18. [11] . wikidata.org.
  19. [21] . wikidata.org.
  20. [26] . Q20730213. wikidata.org.
  21. [27] . wikidata.org.
  22. [22] . Great Russian Encyclopedia. bigenc.ru. Provenance: wikidata.org.
  23. [23] . wikidata.org.
  24. [32] . Q24441900. wikidata.org.
  25. [33] . Q24441900. wikidata.org.
  26. [3] . Encyclopædia Britannica Online. Retrieved . wikidata.org.
  27. [5] . Q25866127. bigenc.ru. Provenance: wikidata.org.

Inverse relationships (entities pointing at this one)

  1. [46] . wikidata.org. → on this site
  2. [48] . wikidata.org. → on this site

Inline context (facts about related entities)

  1. [28] . Wikidata. wikidata.org. → on this site
  2. [29] . Wikidata. wikidata.org. → on this site
  3. [30] . Wikidata. wikidata.org. → on this site
  4. [31] . Wikidata. wikidata.org. → on this site
  5. [34] . Wikidata. wikidata.org. → on this site
  6. [35] . Wikidata. wikidata.org. → on this site
  7. [36] . Wikidata. wikidata.org. → on this site
  8. [37] . Wikidata. wikidata.org. → on this site
  9. [38] . Wikidata. wikidata.org. → on this site
  10. [39] . Wikidata. wikidata.org. → on this site
  11. [40] . Wikidata. wikidata.org. → on this site
  12. [41] . Wikidata. wikidata.org. → on this site
  13. [42] . Wikidata. wikidata.org. → on this site
  14. [43] . Wikidata. wikidata.org. → on this site
  15. [47] . Wikidata. wikidata.org. → on this site
  16. [49] . Wikidata. wikidata.org. → on this site
  17. [50] . Wikidata. wikidata.org. → on this site
  18. [51] . Wikidata. wikidata.org. → on this site
  19. [52] . Wikidata. wikidata.org. → on this site
  20. [53] . Wikidata. wikidata.org. → on this site

Class ancestry

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

Aggregate / graph-position facts

  1. [10] . Wikimedia Foundation. dumps.wikimedia.org.
  2. [44] . Wikidata sitelinks. wikidata.org.
  3. [45] . Wikidata aliases. wikidata.org.

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APA 4ort.xyz Knowledge Graph. (2026). Karl Ernst Claus. Retrieved April 11, 2026, from https://4ort.xyz/entity/karl-ernst-claus
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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. 25d ago · Surprizi · 2026-05-10 view diff on Wikidata ↗
    Employer Kazan Imperial University, Imperial University of Dorpat
    Family name Claus, Klaus
    Interested in botany
    Rism id people/30085365
    + 32 other properties edited (see Wikidata diff for full list)
    "/* wbsetclaim-update:2||1 */ [[Property:P569]]: 11 January 1796"
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