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Fullerene C70, 99.9%

Fullerenes are poorly soluble in most solvents and are usually solubilized with aromatic solvents such as toluene, chlorobenzene, or non-aromatic solvents such as carbon disulfide. Pure fullerene solution is usually purple, the concentration is dark purple…

Fullerene C70, 99.9%

Product No NRE-41005
CAS 115383-22-7
Purity >99.9%
Melting Point 280 °C
Density 1.7 g/cm³
Molecular Formula C70
Molecular Weight 840.77 g/mol
Form Dark crystals
Solubility Soluble in benzene

Fullerenes Solubility

Introduction:

Fullerenes are a fascinating class of carbon molecules that are distinct from other forms of carbon such as graphite and diamond. They consist of carbon atoms arranged in spherical, cylindrical, or ellipsoidal shapes. The most well-known fullerene is C60, commonly referred to as buckminsterfullerene (or buckyball), which is composed of 60 carbon atoms arranged in a symmetrical structure resembling a soccer ball.

Fullerenes were first discovered in 1985 by scientists Robert Curl, Harold Kroto, and Richard Smalley, leading to the award of the Nobel Prize in Chemistry in 1996 for their discovery. Fullerenes, including C60, C70, and other larger clusters, possess unique chemical, physical, and electronic properties. Their molecular structure—a combination of pentagons and hexagons—gives them unique stability, symmetry, and reactivity, which have driven significant interest in a variety of scientific fields, from materials science and electronics to medicine.

Solubility of Fullerenes:

The solubility of fullerenes is a key characteristic that influences how they are used in both research and industrial applications. Due to their non-polar nature, fullerenes, such as C60, are insoluble in water but can be soluble in a wide range of organic solvents. The solubility of fullerenes is an important factor that dictates how they are processed, modified, and incorporated into materials.

Non-Polar Nature: Fullerenes are largely non-polar molecules because of their symmetrical structure. As a result, they interact poorly with polar solvents like water, which leads to their low solubility in such solvents. This is in contrast to other forms of carbon, such as graphite, which are more easily dissolved in some solvents.

Solubility in Organic Solvents: Fullerenes, especially C60, are soluble in a wide range of non-polar organic solvents such as toluene, benzene, xylene, tetrane, chloroform, and dichloromethane. These solvents allow fullerenes to dissolve due to similar van der Waals interactions between the solvent and solute molecules. The solubility is typically higher in hydrocarbon-based solvents because of their similar non-polar nature.

 

 

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