5-Undecanone, with the CAS number 33083-83-9, is a ketone characterized by its linear carbon chain consisting of eleven carbon atoms, with a carbonyl group (C=O) located at the fifth position. This compound is a colorless to pale yellow liquid with a distinctive odor, often described as fruity or waxy. It is soluble in organic solvents such as ethanol and ether but has limited solubility in water due to its hydrophobic nature. 5-Undecanone is known for its applications in the fragrance industry, where it is used as a flavoring agent and in perfumes. Additionally, it has potential uses in organic synthesis and as a solvent. The compound exhibits moderate volatility and has a relatively low flash point, indicating that it should be handled with care to avoid fire hazards. Its chemical structure contributes to its reactivity, making it a useful intermediate in various chemical reactions. Overall, 5-Undecanone is a versatile compound with both industrial and commercial significance.

5-Undecanone

33083-83-9: Di-n-Pentyl ketone, NSC 158513, Undecan-5-One, n-Butyl n-hexyl ketone, 5-Undecanone

5-Undecanone is a reaction product of the organic compound methyl ethyl ketone and inorganic hydrochloric acid. It is an intermediate in the synthesis of salicylic acid, which is used as an anti-inflammatory and analgesic. The 13C NMR spectrum of 5-undecanone was obtained by performing chemical shift analysis on a sample dissolved in DMSO. The spectrum revealed that the molecule contains two hydroxyl groups and one acetaldehyde group. The 5-undecanone has a molecular weight of 128.2 g/mol, with a melting point of -12°C. This chemical can be synthesized by reacting methyl ethyl ketone with hydrochloric acid for 4 hours at 130°C.br>br>The silicone reacts with butyllithium to produce 5-undecanone when heated at 160°C for 24 hours.br>br>5-Undecanone has been shown to react with

CAS 33083-83-9: 5-Undecanone

5-Undecanone

Ref: 3D-IBA08383

5-Undecanone

Ref: 54-OR1011936

5-Undecanone

Ref: 3B-U0042

5-UNDECANONE

Ref: IN-DA003MYU

Undecan-5-one

Ref: 10-F772953