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Pyrethrin I

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Identification
Molecular formula
C21H28O3
CAS number
121-21-1
IUPAC name
(3-allyl-2-methyl-4-oxo-cyclopent-2-en-1-yl) 2,2,3,3-tetramethylcyclopropanecarboxylate
State
State

Pyrethrin I is typically found in a liquid state at room temperature. It is not stable when exposed to light, oxidizing agents, or alkaline substances and can decompose or degrade under such conditions.

Melting point (Celsius)
-4.00
Melting point (Kelvin)
269.15
Boiling point (Celsius)
173.00
Boiling point (Kelvin)
446.15
General information
Molecular weight
328.46g/mol
Molar mass
328.4560g/mol
Density
1.0775g/cm3
Appearence

Pyrethrin I is an oily, viscous liquid with a pale yellow to amber color. It possesses a faint characteristic odor. The compound is sensitive to light and air and is often stored in dark containers to prevent decomposition.

Comment on solubility

Solubility Insights

The solubility of the compound (3-allyl-2-methyl-4-oxo-cyclopent-2-en-1-yl) 2,2,3,3-tetramethylcyclopropanecarboxylate can be intriguing due to its unique structure. Generally, the solubility of organic compounds like this one can depend on several factors:

  • Polarity: The presence of polar functional groups often enhances solubility in polar solvents (like water), while nonpolar characteristics favor solubility in nonpolar solvents (like hexane).
  • Molecular Size: As molecular size increases, the solubility can decrease, especially in polar solvents, due to steric hindrance and lack of favorable interactions.
  • Temperature: Higher temperatures typically increase solubility for many solids and liquids in a solvent.
  • pH Level: In some cases, changing the pH can enhance solubility if the compound can ionize.

Given the complex structure of this compound, it is likely to display limited solubility in water, yet might dissolve more readily in organic solvents such as ethanol or acetone. This pattern can often be summarized by the adage: "Like dissolves like." Therefore, understanding these properties is crucial for predicting the behavior of the compound in various environments.

Interesting facts

Interesting Facts about (3-allyl-2-methyl-4-oxo-cyclopent-2-en-1-yl) 2,2,3,3-tetramethylcyclopropanecarboxylate

This compound is a fascinating example of the diversity found in organic chemistry. Its structural complexity provides intriguing insights into reaction mechanisms and synthetic applications.

Key Points of Interest:

  • Structural Features: The compound features multiple ring systems, notably a cyclopentene and a cyclopropane, which contribute to its unique reactivity and potential as a synthetic intermediate.
  • Reactivity: The presence of both allylic and carbonyl functionalities in the structure positions it as a candidate for various chemical transformations, such as conjugate addition and cycloadditions.
  • Synthetic Applications: This compound may be explored for its use in building more complex molecules, serving as a key building block in organic synthesis.
  • Potential Biological Activity: Many derivatives of cyclopentene frameworks have shown promising biological activities, making this compound a potential candidate for pharmaceutical investigations.
  • Visualizing Structures: The ability to model and visualize this compound using computational chemistry tools can provide insights into its stability and reactivity profiles.

In the words of famed chemist Linus Pauling, "The best way to have a good idea is to have a lot of ideas." This compound exemplifies how a complex and well-thought-out design can lead to exciting possibilities in both research and practical applications in the field of chemistry.

As we continue to explore such compounds, we uncover the potential they hold in advancing our understanding of chemical behavior and the development of new materials.

Synonyms
Terallethrin
15589-31-8
Knockthrin
M-108
6THJ337EJ9
DTXSID8057984
M 108
(2-methyl-4-oxo-3-prop-2-enylcyclopent-2-en-1-yl) 2,2,3,3-tetramethylcyclopropane-1-carboxylate
DTXCID6031752
Anti-CLDN18.2 Monoclonal Antibody M108
Anti-claudin 18.2 Monoclonal Antibody M108
2-methyl-4-oxo-3-(2-propenyl)-2-cyclopenten-1-yl 2,2,3,3-tetramethylcyclopropanecarboxylic acid
239-651-2
Terallethrin [ISO]
M108;Knockthrin
3-Allyl-2-methyl-4-oxocyclopent-2-en-1-yl 2,2,3,3-tetramethylcyclopropanecarboxylate
EINECS 239-651-2
BRN 1992709
UNII-6THJ337EJ9
AI3-29593
2-Methyl-4-oxo-3-(2-propenyl)-2-cyclopenten-1-yl 2,2,3,3-tetramethylcyclopropanecarboxylate
TERALLETHRIN [JAN]
(+-)-3-Allyl-2-methyl-4-oxo-2-cyclopentenyl 2,2,3,3-tetramethylcyclopropanecarboxylate
(+/-)-TERALLETHRIN
SCHEMBL117960
orb1705420
MIZYPRIEDMSCAC-UHFFFAOYSA-N
AKOS015965039
Cyclopropanecarboxylic acid, 2,2,3,3-tetramethyl-, 2-methyl-4-oxo-3-(2-propenyl)-2-cyclopenten-1-yl ester
Cyclopropanecarboxylic acid, 2,2,3,3-tetramethyl-, ester with 2-allyl-4-hydroxy-3-methyl-2-cyclopenten-1-one
CS-0065858
NS00021696
Q27265505
2,2,3,3-TETRAMETHYL-, 2-METHYL-4-OXO-3-(2-PROPEN-1-YL)-2-CYCLOPENTEN-1-YL ESTER CYCLOPROPANECARBOXYLIC ACID
2,2,3,3-TETRAMETHYL-, 2-METHYL-4-OXO-3-(2-PROPENYL)-2-CYCLOPENTEN-1-YL ESTER CYCLOPROPANECARBOXYLIC ACID
2,2,3,3-TETRAMETHYL-, ESTER WITH 2-ALLYL-4-HYDROXY-3-METHYL-2-CYCLOPENTEN-1-ONE CYCLOPROPANECARBOXYLIC ACID
2-CYCLOPENTEN-1-ONE, 2-ALLYL-4-HYDROXY-3-METHYL-, 2,2,3,3-TETRAMETHYLCYCLOPROPANECARBOXYLATE