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Diethyllead

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Identification
Molecular formula
C4H10Pb
CAS number
607-41-6
IUPAC name
diethyllead
State
State

At room temperature, diethyllead is typically in a liquid state. It has significant volatility and may also be fumy.

Melting point (Celsius)
-42.00
Melting point (Kelvin)
231.00
Boiling point (Celsius)
193.00
Boiling point (Kelvin)
466.00
General information
Molecular weight
235.30g/mol
Molar mass
235.3000g/mol
Density
1.4600g/cm3
Appearence

Diethyllead typically appears as a colorless or pale yellow liquid. It is an organometallic compound and may also have a fuming nature due to its volatility.

Comment on solubility

Solubility of Diethyllead

Diethyllead, with the chemical formula (C2H5)2Pb, is a compound of significant interest primarily due to its association with lead-based additives in gasoline. Its solubility properties can be summarized as follows:

  • Polar and Nonpolar Solvents: Diethyllead is notably soluble in organic solvents, particularly nonpolar ones like hexane and ether. This attribute reflects its hydrocarbon-based structure, which promotes interactions with similar nonpolar solvents.
  • Water Solubility: In contrast, diethyllead exhibits very low solubility in water. This limited solubility arises from the compound's nonpolar characteristics, which do not favor dissolution in polar solvents like water.
  • Concentration Effects: At higher concentrations, diethyllead's solubility may affect the behavior of the solvent mixture, leading to potential phase separation or precipitation, especially in the presence of water.

As a reminder, exposure to diethyllead and its solubility properties should be managed with caution due to the compound's toxicity. Understanding these solubility characteristics is crucial for effective handling and environmental considerations.

Interesting facts

Interesting Facts About Diethyllead

Diethyllead, a fascinating organolead compound, was once widely used in the petroleum industry. As a chemical substance, it played a pivotal role in enhancing the performance of gasoline. Here are some interesting points to consider:

  • Historical Significance: Diethyllead was employed as an anti-knock agent in leaded gasoline, which helped to improve engine performance and reduce knocking.
  • Environmental Impact: The use of diethyllead in fuels led to significant environmental concerns, contributing to lead pollution and health hazards in urban areas.
  • Health Risks: Exposure to diethyllead presents serious health risks. It is a neurotoxin, and chronic exposure can lead to severe neurological damage, especially in children.
  • Regulatory Changes: Due to its harmful effects, the use of diethyllead in gasoline has been phased out in most countries, leading to a significant reduction in lead-related health issues.
  • Modern Uses: Today, diethyllead primarily serves niche applications in organic synthesis and research rather than its former widespread use.

As a chemistry student or scientist, understanding compounds like diethyllead is crucial not only from a chemical perspective but also in evaluating their historical significance and environmental impact. Remember the words of the famous chemist Linus Pauling: "Science is a little like love. A spontaneous generation of the spirit." In the case of diethyllead, the lessons learned continue to inform modern chemistry practices.


With the transition to more sustainable alternatives, the study of diethyllead highlights the importance of responsible chemical use and the need for regulatory oversight in industrial applications.

Synonyms
Plumbane, diethyl-
81494-11-3
DTXSID80231138
RefChem:373609
DTXCID80153629
Diethylblei
Diethyl lead
SCHEMBL5416690