# Jean-Baptiste Dumas

> French chemist (1800–1884)

**Wikidata**: [Q164824](https://www.wikidata.org/wiki/Q164824)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Jean-Baptiste_Dumas)  
**Source**: https://4ort.xyz/entity/jean-baptiste-dumas

## Summary
Jean-Baptiste Dumas was a prominent French chemist, politician, and university teacher who lived from 1800 to 1884. He is best known for his foundational work in determining atomic weights and his significant contributions to the field of organic chemistry. His legacy is further cemented by his service in the French government and his recognition as one of the 72 scientists inscribed on the Eiffel Tower.

## Biography
- **Born**: July 14, 1800 (dates also cited as July 15 or 16, 1800)
- **Nationality**: France (Citizen of the French Republic)
- **Education**: Educated at the École polytechnique and the Paris Medical Faculty
- **Known for**: Determining atomic weights, advancing organic chemistry, and serving as a French politician
- **Employer(s)**: University of La Frontera (affiliated), École Centrale Paris (affiliated), Paris Medical Faculty, École polytechnique
- **Field(s)**: Chemistry, Politics, Pharmacy, Botanical Collection, University Teaching

## Contributions
Jean-Baptiste Dumas made several concrete contributions to science and public service:
- **Atomic Weight Determination**: Collaborated with Jean Servais Stas to co-discover the precise atomic weight of carbon, a critical advancement in stoichiometry.
- **Organic Chemistry**: Pioneered methods in organic analysis, including the development of the Dumas method for determining nitrogen content in organic compounds.
- **Scientific Leadership**: Served as a key figure in the French Academy of Sciences, helping to guide French scientific research and policy.
- **Political Service**: Held positions in the French government, including serving as a Senator during the Second Empire, where he influenced science-related legislation.
- **Academic Instruction**: Taught at prestigious institutions such as the École polytechnique and the Paris Medical Faculty, training the next generation of French scientists.
- **Scientific Recognition**: His name was permanently inscribed on the Eiffel Tower in 1889 as one of the 72 scientists, engineers, and industrialists who honored France between 1789 and 1889.

## FAQs
**What were Jean-Baptiste Dumas's primary scientific achievements?**
Dumas is most famous for his precise determinations of atomic weights and his development of analytical methods for organic compounds, particularly the Dumas method for nitrogen analysis. His work provided the empirical data necessary for the advancement of stoichiometry and the periodic table.

**Did Jean-Baptiste Dumas hold any political office?**
Yes, beyond his scientific career, Dumas served as a politician in France, including a tenure as a Senator during the Second Empire. He also held roles as a university teacher and was involved in the administration of scientific institutions.

**Which institutions was Jean-Baptiste Dumas affiliated with?**
He was educated at and taught at the École polytechnique and the Paris Medical Faculty. He was also affiliated with the École Centrale Paris and the University of La Frontera, and he was a member of numerous academies including the French Academy of Sciences and the Académie Française.

**What awards and honors did Jean-Baptiste Dumas receive?**
Dumas received the Grand Cross of the Legion of Honour, the Copley Medal from the Royal Society, the Pour le Mérite for Sciences and Arts, the Albert Medal, and the Montyon Science Award. He was also named a Fellow of the American Academy of Arts and Sciences.

## Why They Matter
Jean-Baptiste Dumas fundamentally altered the landscape of 19th-century chemistry by providing the precise atomic weight data that allowed for the standardization of chemical formulas and reactions. His work bridged the gap between theoretical chemistry and practical application, influencing the development of organic synthesis and industrial chemistry. Without his rigorous analytical methods, the subsequent formulation of the periodic table and the understanding of molecular structures would have been significantly delayed. His dual career as a scientist and a statesman also demonstrated the vital role of scientific expertise in national governance, setting a precedent for the integration of science into public policy.

## Notable For
- **72 Names on the Eiffel Tower**: Inscribed as one of the 72 scientists honored on the Eiffel Tower for contributions to France.
- **Copley Medal**: Recipient of this prestigious award from the Royal Society of London.
- **Grand Cross of the Legion of Honour**: Awarded the fifth rank of France's highest order of merit.
- **Pour le Mérite**: Recipient of the civil class of this Prussian order for sciences and arts.
- **Atomic Weight of Carbon**: Co-discoverer of the accurate atomic weight of carbon with Jean Servais Stas.
- **Dumas Method**: Creator of a standard analytical method for determining nitrogen in organic substances.
- **Senator**: Served as a Senator in the French Second Empire.
- **Academy Member**: Elected member of the French Academy of Sciences, Académie Française, and the Royal Swedish Academy of Sciences.
- **Montyon Science Award**: Recipient of this prize for applied science.
- **Fellow of the American Academy of Arts and Sciences**: Honorary fellowship recognizing his international scientific impact.

## Body

### Early Life and Education
Jean-Baptiste Dumas was born in July 1800 in France, with specific dates recorded as July 14, 15, or 16. He pursued his higher education at two of France's most prestigious institutions: the École polytechnique and the Paris Medical Faculty. His academic background equipped him with a diverse skill set that spanned chemistry, medicine, and pharmacy, laying the groundwork for his multifaceted career as a scientist and public servant.

### Scientific Career and Research
Dumas's scientific career was defined by his rigorous approach to quantitative analysis. He is particularly noted for his work on atomic weights, a field that required extreme precision and innovation. In collaboration with Jean Servais Stas, he co-discovered the accurate atomic weight of carbon, a finding that was crucial for the standardization of chemical measurements. He also developed the Dumas method, a technique for determining the nitrogen content in organic compounds, which became a standard procedure in chemical laboratories. His research extended into organic chemistry, where he explored the composition and properties of various organic substances, contributing to the broader understanding of molecular structures.

### Academic and Institutional Affiliations
Throughout his career, Dumas was deeply involved in the academic and scientific community. He served as a university teacher, imparting his knowledge to students at the École polytechnique and the Paris Medical Faculty. His influence extended internationally through his affiliations with various academies and societies. He was a member of the French Academy of Sciences, the Académie Française, the Royal Society, the Royal Swedish Academy of Sciences, the Accademia Nazionale dei Lincei, the American Academy of Arts and Sciences, and the Hungarian Academy of Sciences, among others. These memberships highlight his status as a leading figure in the global scientific community of his time.

### Political Service and Public Life
Beyond the laboratory, Dumas played a significant role in French politics. He served as a politician, holding positions that allowed him to influence national policy, particularly in areas related to science and education. During the Second Empire, he served as a Senator, where he advocated for the interests of the scientific community. His political career demonstrated his belief in the importance of integrating scientific expertise into the governance of the nation.

### Awards and Recognition
Jean-Baptiste Dumas received numerous accolades in recognition of his contributions to science and society. He was awarded the Grand Cross of the Legion of Honour, the highest distinction in France. Internationally, he received the Copley Medal from the Royal Society of London and the Pour le Mérite for Sciences and Arts from Prussia. Other honors included the Albert Medal, the Montyon Science Award, and the Faraday Lectureship Prize. In 1889, his name was permanently inscribed on the Eiffel Tower, joining the ranks of the 72 most distinguished French scientists, engineers, and industrialists.

### Legacy and Impact
Dumas's legacy endures through his foundational work in chemistry and his influence on the scientific community. His methods for determining atomic weights and analyzing organic compounds remain relevant in modern chemistry. His dedication to education and his service in public office set a precedent for the role of scientists in society. The numerous awards and honors he received during his lifetime reflect the high regard in which he was held by his peers and the broader public. Today, he is remembered as a pivotal figure in the history of chemistry, whose work helped shape the modern understanding of matter and its transformations.

## References

1. Integrated Authority File
2. EB-11 / Dumas, Jean Baptiste André
3. Source
4. [Source](http://www.tandfonline.com/doi/pdf/10.1080/00033798500200101)
5. [Source](http://www.sciencephoto.com/media/105283/view)
6. [Source](http://biography.yourdictionary.com/jean-baptiste-andre-dumas)
7. www.accademiadellescienze.it
8. [Source](http://www.astro.com/astro-databank/Dumas,_Jean-Baptiste)
9. [Source](http://www.euchems.eu/publications/100-distinguished-european-chemists/19th-century/dumas-jean-baptiste-andre.html)
10. BnF authorities
11. [Source](http://www.tandfonline.com/doi/pdf/10.1080/00033798500200111)
12. senat.fr
13. [Source](http://www.nndb.com/org/084/000099784/)
14. [Source](http://www.nndb.com/org/107/000099807/)
15. [Source](http://www.nndb.com/org/386/000104074/)
16. [Bionomia](https://bionomia.net/dataset/b740eaa0-0679-41dc-acb7-990d562dfa37)
17. [Award winners : Copley Medal. Royal Society](https://docs.google.com/spreadsheets/d/1dsunM9ukGLgaW3HdG9cvJ_QKd7pWjGI0qi_fCb1ROD4/pubhtml?gid=1336391689&single=true)
18. Complete List of Royal Society Fellows 1660-2007
19. Comptes rendus de l'Académie des sciences
20. [Source](https://www.toureiffel.paris/fr/le-monument/tour-eiffel-et-sciences)
21. International Standard Name Identifier
22. Virtual International Authority File
23. CiNii Research
24. Jean-Baptiste Dumas. Sycomore
25. [Jean Baptiste Dumas. Léonore database](http://www.culture.gouv.fr/public/mistral/leonore_fr?ACTION=CHERCHER&FIELD_1=COTE&VALUE_1=LH/842/77)
26. Jean Baptiste André Dumas. Biografisch Portaal
27. Jean-Baptiste André Dumas. La France savante
28. [La Petite Presse](https://gallica.bnf.fr/ark:/12148/bpt6k47125003/f1)
29. [Les Annales politiques et littéraires](https://gallica.bnf.fr/ark:/12148/bpt6k5803340d/f3)
30. Freebase Data Dumps. 2013
31. Sycomore
32. [Source](http://digitale.beic.it/primo_library/libweb/action/search.do?fn=search&vid=BEIC&vl%283134987UI0%29=creator&vl%28freeText0%29=Dumas%20Jean-Baptiste)
33. La France savante
34. Treccani's Enciclopedia on line
35. [La Croix](https://gallica.bnf.fr/ark:/12148/bpt6k2105039/f3)