CAS 36781-65-4

pent-3-ynoic acid

Description:

Pent-3-ynoic acid is an alkyne carboxylic acid characterized by a five-carbon chain with a triple bond between the third and fourth carbon atoms, and a carboxylic acid functional group (-COOH) at one end. Its molecular formula is C5H6O2, and it features a unique structure that imparts distinct chemical properties. The presence of the triple bond contributes to its reactivity, allowing it to participate in various chemical reactions, such as nucleophilic additions and cycloadditions. Pent-3-ynoic acid is typically a colorless liquid with a pungent odor, and it is soluble in organic solvents. It can be used as an intermediate in organic synthesis, particularly in the production of pharmaceuticals and agrochemicals. Additionally, its acidity is influenced by the electron-withdrawing effect of the triple bond, making it a relatively strong acid compared to aliphatic carboxylic acids. Safety precautions should be taken when handling this compound, as it may be irritating to the skin and eyes.

Formula: C₅H₆O₂

InChI: InChI=1/C5H6O2/c1-2-3-4-5(6)7/h4H2,1H3,(H,6,7)

SMILES: CC#CCC(=O)O

Synonyms:

• 3-Pentynoic acid

3-Pentynoic Acid

Controlled Product

CAS: 36781-65-4

Formula: C₅H₆O₂

Color and Shape: Neat

Molecular weight: 98.1

Ref: TR-P284850

3-Pentynoic acid

CAS: 36781-65-4

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Formula: C₅H₆O₂

Purity: Min. 95%

Molecular weight: 98.1 g/mol

Ref: 3D-LBA78165