3-Mercaptopyridine

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Identification

Molecular formula
C5H5NS
CAS Number
1121-31-9
IUPAC Name
pyridine-3-thiol
Molecular Weight
111.16g/mol
Melting Point
(Celsius)
Boiling Point
(Celsius)
Density
1.1910g/cm3
Synonyms
3-PYRIDINETHIOL
Interesting facts

Exploring Pyridine-3-Thiol

Pyridine-3-thiol, also known as 3-mercaptopyridine, is a fascinating compound that blends the properties of aromatic heterocycles with thiol functional groups, making it significant in various chemical and biological contexts.

Key Characteristics and Applications

  • Structural Features: Pyridine-3-thiol features a nitrogen atom incorporated within a six-membered aromatic ring. This unique structure contributes to its chemical reactivity and versatility in organic synthesis.
  • Chemical Reactivity: The thiol group (-SH) makes pyridine-3-thiol a strong nucleophile, allowing it to participate in a variety of chemical reactions, including S–N and S–C coupling reactions.
  • Biological Significance: Compounds containing thiol groups are known for their antioxidant properties. Pyridine-3-thiol can act as a protective agent against oxidative stress in biological systems.
  • Catalysis: In recent years, pyridine-3-thiol has been explored for its potential in catalyzing reactions, acting as a ligand in metal-catalyzed processes.

Fun Facts

  1. Natural Occurrence: Thiols, including pyridine-3-thiol, are often responsible for the characteristic odors of certain natural products, making them important in flavor and fragrance industries.
  2. Research Interests: Scientists are continually investigating pyridine-3-thiol for its role in coordination chemistry, particularly in its capacity to bind to transition metals, thereby influencing the development of new materials.
  3. Environmental Impact: The study of thiol compounds like pyridine-3-thiol is essential in understanding their potential roles as pollutants and their behaviors in different environments.

In conclusion, pyridine-3-thiol combines an intriguing structure with functional versatility, bridging gaps between synthetic chemistry, biological relevance, and environmental science.

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