4-Pentynal, with the CAS number 18498-59-4, is an organic compound classified as an alkyne aldehyde. It features a five-carbon chain with a triple bond between the first and second carbon atoms, and an aldehyde functional group at the fourth carbon. This structure gives 4-pentynal unique reactivity, particularly in nucleophilic addition reactions due to the presence of the carbonyl group. It is a colorless liquid at room temperature and has a characteristic odor. The compound is soluble in organic solvents and exhibits moderate volatility. 4-Pentynal is used in organic synthesis and can serve as an intermediate in the production of various chemical compounds. Its reactivity can be attributed to both the alkyne and aldehyde functionalities, allowing it to participate in a range of chemical reactions, including condensation and oxidation. Safety precautions should be taken when handling this compound, as it may be flammable and irritant to skin and eyes.

4-Pentynal

18498-59-4: 4-Pentynal, with the CAS number 18498-59-4, is an organic compound classified as an alkyne aldehyde. It features a five-carbon chain with a triple bond between the first and second carbon atoms, and an aldehyde functional group at the fourth carbon. This structure gives 4-pentynal unique reactivity, particularly in nucleophilic addition reactions due to the presence of the carbonyl group. It is a colorless liquid at room temperature and has a characteristic odor. The compound is soluble in organic solvents and exhibits moderate volatility. 4-Pentynal is used in organic synthesis and can serve as an intermediate in the production of various chemical compounds. Its reactivity can be attributed to both the alkyne and aldehyde functionalities, allowing it to participate in a range of chemical reactions, including condensation and oxidation. Safety precautions should be taken when handling this compound, as it may be flammable and irritant to skin and eyes.

CAS 18498-59-4

4-Pentynal

Pent-4-ynal

Ref: IN-DA01DKKE

Pent-4-Ynal

Ref: 54-OR1014579

PENT-4-YNAL (IN DCM 30% W/W)

Ref: 10-F473642