Kode kas 2-Methyltetrahydrofuran-3-thiol yaiku 57124-87-5.
Kode kas 2-Methyltetrahydrofuran-3-siji yaiku 10-102-023.
Kode cas 2-Methylfuran-3-thiol acetate yaiku 55764-25-5.
Kode 2,5-Dimethylfuran'scas yaiku 625-86-5.
Kode kas 2-Methylpyrazine yaiku 109-08-0.
Kode kas 2,5-Dimethyl pyrazine yaiku 123-32-0.