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Pyridazine

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Identification
Molecular formula
C4H4N2
CAS number
289-80-5
IUPAC name
pyridazine
State
State

At room temperature, pyridazine is in the liquid state.

Melting point (Celsius)
-8.00
Melting point (Kelvin)
265.15
Boiling point (Celsius)
208.00
Boiling point (Kelvin)
481.15
General information
Molecular weight
80.09g/mol
Molar mass
80.0880g/mol
Density
1.1633g/cm3
Appearence

Pyridazine is a colorless liquid. It can appear slightly yellowish depending on purity and exposure to air. It is typically clear and without any suspended particles.

Comment on solubility

Solubility of Pyridazine

Pyridazine, with the chemical formula C4H4N2, exhibits distinct characteristics regarding its solubility in various solvents. It is predominantly known for being:

  • Soluble in Water: Pyridazine shows a moderate degree of solubility in water, which can be attributed to its polar nature.
  • Soluble in Organic Solvents: It readily dissolves in many organic solvents, including alcohols, acetone, and ether, due to its non-polar hydrocarbon component.
  • Low Solubility in Non-Polar Solvents: On the other hand, pyridazine is less soluble in non-polar solvents like hexane, given the lack of interaction between the polar pyridazine molecules and non-polar solvent molecules.

In summary, pyridazine's solubility is influenced by its molecular structure, which dictates its interaction capabilities with different solvent types. Understanding these solubility traits is essential for applications in chemical synthesis and formulations.

Interesting facts

Interesting Facts About Pyridazine

Pyridazine is an aromatic heterocyclic compound that has captured the interest of chemists and researchers due to its unique structure and diverse applications. Here are some compelling aspects of pyridazine:

  • Structure and Stability: Pyridazine consists of a six-membered ring containing two nitrogen atoms at the first and second positions of the ring. This arrangement contributes to its stability and planarity, making it an interesting subject of study in organic chemistry.
  • Role in Synthesis: Pyridazine serves as a versatile building block in organic synthesis. It can be transformed into various derivatives, opening pathways for the development of new substances, including agrochemicals and pharmaceuticals.
  • Biological Activity: Several pyridazine derivatives exhibit notable biological activities, such as antibacterial, antifungal, and anticancer properties. This medicinal potential attracts researchers aiming to discover new therapeutic agents.
  • Coordination Chemistry: Pyridazine's ability to coordinate with metals makes it valuable in coordination chemistry. It can form complexes with transition metals, which are utilized in catalysis and materials science.
  • Industrial Applications: The compound is utilized in the production of various dyes, pigments, and chemical intermediates, showcasing its significance in industrial chemistry.

In summary, pyridazine is not just a simple compound; it is a gateway to innovative research and industrial applications. As one esteemed chemist said, "The beauty of pyridazine lies in its ability to connect diverse fields, from synthetic chemistry to pharmacology."

Synonyms
PYRIDAZINE
289-80-5
Orthodiazine
1,2-Diazine
o-Diazine
pyridazin
1,2-Diazabenzene
oizine
1,2-Diazin
EINECS 206-025-5
MFCD00006463
NSC 90792
UNII-449GLA0653
CHEBI:30954
PYRIDAZINE [MI]
NSC-90792
449GLA0653
DTXSID7059777
Pyridazine, 98%
CHEMBL15719
DTXCID7037892
BCP22434
NSC90792
BBL027585
STL373492
AKOS000281293
CS-W007494
HY-W007494
PB42471
SY008960
DB-030300
NS00041506
P0616
EN300-85759
F14906
Q420238
206-025-5