Compound Q&A

What is N-Ethylpyrrolidinone (CAS: 2687-91-4)?

Answer

N-Ethylpyrrolidinone
N-Ethylpyrrolidinone is a cyclic amide with the chemical formula C6H11NO. It is a colorless, clear liquid with a slightly sweet odor, known for its solubility in both water and organic solvents. This compound is widely used as a solvent and intermediate in chemical synthesis due to its stability and polarity. Its CAS number is 2687-91-4, and it is also referred to as 1-Pyrrolidinyl-2-propanone in some contexts.

About

CAS No 2687-91-4
English Name N-Ethylpyrrolidinone
Molecular Formula C6H11NO
Molecular Weight 113.16 g/mol
SMILES O=C1N(CC)CCC1
InChIKey ZFPGARUNNKGOBB-UHFFFAOYSA-N
Last Updated: 2025-08-25 01:08

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