Description

Ammonium pentafluoropropionate (CAS 2730-58-7) is a high-purity fluorinated organic salt with the molecular formula C₃H₄F₅NO₂. This compound, also known by its IUPAC name azanium;2,2,3,3,3-pentafluoropropanoate, is characterized by its five fluorine atoms bonded to a short-chain propionate backbone, offering unique reactivity and stability. With a molecular weight of 181.06 g/mol, it is supplied as a white crystalline powder with ≥98% purity (HPLC), ideal for advanced synthetic applications. Its fluorinated structure makes it valuable as a precursor for specialty chemicals, electrolytes, and surface modification agents. Packaged under inert gas to ensure stability, this product is rigorously tested for trace metals, moisture content, and other impurities to meet research-grade standards. Store in a cool, dry place away from strong oxidizing agents.

Properties

• CAS Number: 2730-58-7
• Complexity: 142
• IUPAC Name: ammonium;2,2,3,3,3-pentafluoropropanoate
• InChI: InChI=1S/C3HF5O2.H3N/c4-2(5,1(9)10)3(6,7)8;/h(H,9,10);1H3
• InChI Key: NBNLXUGHUHZAPZ-UHFFFAOYSA-N
• Exact Mass: 181.01621918
• Molecular Formula: C3H4F5NO2
• Molecular Weight: 181.06
• SMILES: C(=O)(C(C(F)(F)F)(F)F)[O-].[NH4+]
• Topological: 41.1
• Monoisotopic Mass: 181.01621918
• Synonyms: Ammonium pentafluoropropionate, 2730-58-7, azanium;2,2,3,3,3-pentafluoropropanoate, MFCD17676088, ammonium pentafluoropropanoate, Ammonium perfluoropropanoate, AKOS005259943

Application

Ammonium pentafluoropropionate is used as a fluorinated building block in organic synthesis, particularly for introducing pentafluoropropionate groups into target molecules. It serves as a key intermediate in the preparation of lithium-ion battery electrolytes due to its ability to enhance thermal stability. Researchers also employ it in surface modification studies, where its fluorine-rich structure can impart hydrophobic properties to materials.

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