Narziss, L. published the artcileVolatile substances formed during malt and beer production, especially those formed by heating the product. Part 1. Analysis, identification and effects on aroma, Application of 4,5-Dimethyloxazole, the publication is Monatsschrift fuer Brauwissenschaft (1988), 41(9), 344-52, database is CAplus.
The N-containing heterocyclic compounds in malt and beer were extracted and determined by gas chromatog. They were analyzed at a sniffing port as they came off the gas chromatograph, and the aroma of many of the substances was described.
Monatsschrift fuer Brauwissenschaft published new progress about 20662-83-3. 20662-83-3 belongs to oxazolidine, auxiliary class Oxazole, name is 4,5-Dimethyloxazole, and the molecular formula is C5H7NO, Application of 4,5-Dimethyloxazole.
Referemce:
https://en.wikipedia.org/wiki/Oxazolidine,
Oxazolidine | C3H7NO – PubChem