Compound Q&A

How is 2-Ethyl-4,5-dihydro-1,3-oxazole (CAS: 10431-98-8) typically synthesized?

Answer

2-Ethyl-4,5-dihydro-1,3-oxazole
2-Ethyl-4,5-dihydro-1,3-oxazole can be synthesized by the Beckmann rearrangement of ethyl ethoxymethyleneoxime. This process involves heating ethyl ethoxymethyleneoxime in an acidic medium, typically hydrochloric acid, to produce the desired oxazole. The yield is usually around 70-80%, and the reaction is often conducted in a pressure vessel to ensure complete conversion.

About

CAS No 10431-98-8
English Name 2-Ethyl-4,5-dihydro-1,3-oxazole
Molecular Formula C5H9NO
Molecular Weight 99.13 g/mol
SMILES CCC1=NCCO1
InChIKey NYEZZYQZRQDLEH-UHFFFAOYSA-N
Last Updated: 2025-10-05 08:54

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