2,3,4,5-Tetramethyl-2-cyclopentenone, CAS No. 54458-61-6

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54458-61-6

Catalog No. EBD322620

CAS 54458-61-6

Name 2,3,4,5-Tetramethyl-2-cyclopentenone

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Basic Information

Synonyms: 2,3,4,5-tetramethylcyclopent-2-en-1-one (4S,5R)-2,3,4,5-tetramethylcyclopent-2-en-1-one (4R,5R)-2,3,4,5-tetramethylcyclopent-2-en-1-one (4S,5S)-2,3,4,5-tetramethylcyclopent-2-en-1-one (4R,5S)-2,3,4,5-tetramethylcyclopent-2-en-1-one 2,3,4,5-Tetramethyl-2-cyclopentenone 2,3,4,5-tetramethyl-2-cyclopentanone(cis+trans)

Molecular Formula: C9H14O

Molecular Weight: 138.21

MDL Number: MFCD00010248

Categories: Materials Chemistry > Optoelectronic and Organic Semiconductor Materials > OLED and Organic Optoelectronic Precursors Synthetic Chemistry > Organic Building Blocks > Aldehydes and Ketones

Product Description:

2,3,4,5-Tetramethyl-2-cyclopentenone is a substituted cyclopentenone derivative. It is a colorless to pale yellow liquid with a characteristic odor. This compound serves as a crucial synthetic intermediate in organic chemistry, particularly valued for its rigid, multi-substituted cyclic ketone structure. Its primary and most significant application is in the field of materials science, specifically as a key precursor for the synthesis of organic light-emitting diode (OLED) materials. It is used to construct complex polycyclic aromatic hydrocarbons and heterocyclic systems that function as host or dopant materials in OLED devices. The tetramethyl groups can influence the steric and electronic properties of the final material, affecting its photophysical characteristics, such as emission color and efficiency. While its main utility lies in advanced material synthesis, its structure also categorizes it as a specialized organic building block. It is employed in academic and industrial research for the construction of various complex molecules, leveraging its ketone functionality for further chemical transformations.

Physical Properties

Boiling Point: 100 °C/30 mmHg(lit.)

Flash Point: 73 °C

Density: 0.917 g/mL at 25 °C(lit.)

Refractivity: n20/D 1.476(lit.)

Analytical Data

Appearance: Yellowish or colorless clearly liquid