# Alexander Butlerov

> Russian chemist (1828-1886)

**Wikidata**: [Q315160](https://www.wikidata.org/wiki/Q315160)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Alexander_Butlerov)  
**Source**: https://4ort.xyz/entity/alexander-butlerov

## Summary
Alexander Butlerov was a Russian chemist and academic renowned for his foundational contributions to organic chemistry. Born in the Russian Empire in 1828, he advanced the understanding of chemical structures and reactions, particularly through his work on the concept of chemical valence. His research laid critical groundwork for modern organic chemistry.

## Biography
- **Born:** September 15, 1828
- **Nationality:** Russian Empire
- **Education:** Kazan University
- **Known for:** Pioneering work in organic chemistry, including the formulation of the theory of chemical valence
- **Employer(s):** Kazan University, Imperial St. Petersburg University
- **Field(s):** Chemistry, Organic Chemistry

## Contributions
- **Theory of Chemical Valence:** Butlerov formulated the theory of chemical valence, explaining how atoms bond in molecules, a cornerstone of modern organic chemistry.
- **Structural Theory of Organic Compounds:** His structural theory provided a systematic approach to understanding organic molecules, enabling advancements in chemical synthesis and analysis.
- **Academic Leadership:** He taught at prominent institutions, including Kazan University and Imperial St. Petersburg University, shaping chemical education in 19th-century Russia.
- **Research Publications:** Authored influential works on organic chemistry, contributing to the development of nomenclature and reaction mechanisms.

## FAQs
**Q: What was Alexander Butlerov's most significant contribution to chemistry?**  
A: Butlerov's formulation of the theory of chemical valence and his structural theory of organic compounds revolutionized the understanding of molecular bonding and reactions.

**Q: Where did Butlerov conduct his notable research?**  
A: He worked at Kazan University and Imperial St. Petersburg University, key institutions in the Russian Empire's academic landscape.

**Q: How did Butlerov influence chemical education?**  
A: Through his academic roles, he trained students and established rigorous chemical research practices, elevating the field's standards in Russia.

**Q: What awards or recognitions did Butlerov receive?**  
A: He was awarded the Lomonosov Prize, recognizing his outstanding contributions to science.

## Why They Matter
Alexander Butlerov's work transformed organic chemistry by introducing systematic theories of molecular structure and bonding. His concepts of valence and structural formulas enabled chemists to predict and control reactions, driving innovations in pharmaceuticals, materials science, and chemical engineering. Without his foundational theories, the development of modern organic synthesis and the discovery of complex molecules would have been significantly hindered.

## Notable For
- **Formulation of Chemical Valence Theory:** A fundamental concept in understanding atomic bonding.
- **Structural Theory of Organic Chemistry:** Provided a framework for analyzing and synthesizing organic compounds.
- **Academic Leadership in Russia:** Contributed to the growth of scientific education in the Russian Empire.
- **Recipient of the Lomonosov Prize:** Honored for his seminal contributions to chemistry.

## Body

### Early Life and Education
Alexander Butlerov was born on September 15, 1828, in the Russian Empire. He pursued his education at Kazan University, where he developed a strong foundation in chemistry, laying the groundwork for his future academic and research career.

### Career and Academic Roles
Butlerov's career was marked by significant academic appointments:
- **Kazan University:** He began his professional journey at Kazan University, engaging in both teaching and research.
- **Imperial St. Petersburg University:** Later, he joined Imperial St. Petersburg University, a prestigious institution in the Russian Empire, further solidifying his influence in the scientific community.

### Scientific Contributions
Butlerov's research focused on organic chemistry, with landmark achievements including:
- **Theory of Chemical Valence:** He articulated the principles governing how atoms combine, introducing the concept of valence that remains central to chemistry.
- **Structural Theory:** His work on the structural theory of organic compounds provided a systematic method for understanding molecular architecture, enabling advancements in chemical synthesis.

### Legacy and Influence
Butlerov's theories and educational efforts profoundly impacted the development of chemistry:
- **Advancement of Organic Chemistry:** His structural and valence theories allowed chemists to predict molecular behavior, accelerating discoveries in organic synthesis.
- **Educational Impact:** Through his teaching and leadership at key Russian universities, he fostered a generation of chemists and elevated the discipline's rigor in the Russian Empire.

### Recognition and Honors
Butlerov's contributions were recognized with the Lomonosov Prize, a testament to his scientific excellence and the enduring value of his research in the field of chemistry.

### Historical Context
Operating within the Russian Empire's academic framework, Butlerov's work aligned with the empire's broader efforts to advance scientific knowledge and education. His research not only contributed to global chemical science but also strengthened Russia's intellectual standing during the 19th century.

### Interdisciplinary Connections
Butlerov's focus on organic chemistry intersected with emerging fields such as biochemistry and materials science, illustrating the interdisciplinary nature of his work and its wide-ranging applications.

### Global Impact
The universal principles Butlerov established transcended national boundaries, influencing chemists worldwide and shaping the trajectory of modern chemistry. His theories remain integral to chemical education and research, underscoring his lasting global impact.

## References

1. Source
2. Great Soviet Encyclopedia (1969–1978). 1971
3. Integrated Authority File
4. Czech National Authority Database
5. International Standard Name Identifier
6. CiNii Research
7. Q137170397
8. Freebase Data Dumps. 2013
9. Virtual International Authority File
10. Treccani's Enciclopedia on line