T0972	2,3,5,6-Tetramethylpyrazine
T0942	2,3,5-Trimethylpyrazine
D2281	2,3-Dicyano-5-methylpyrazine
D1714	2,3-Diethyl-5-methylpyrazine
D1581	2,3-Diethylpyrazine
D1525	2,3-Dimethylpyrazine
D1526	2,5-Dimethylpyrazine (contains 2,6-isomer)
D2171	2,5-Dimethylpyrazine
D1527	2,6-Dimethylpyrazine
A2003	2-Acetyl-3-ethylpyrazine
A1978	2-Acetyl-3-methylpyrazine
B1173	2-Butyl-3-methylpyrazine
E0716	2-Ethoxy-3-isopropylpyrazine
M0809	2-Ethoxy-3-methylpyrazine
E0719	2-Ethyl-3-(methylthio)pyrazine
E0369	2-Ethyl-3-methoxypyrazine
E0361	2-Ethyl-3-methylpyrazine
E0334	2-Ethylpyrazine
F0222	2-Furfurylthio-3-methylpyrazine
I0331	2-Isobutyl-3-methoxypyrazine
I0337	2-Isobutyl-3-methylpyrazine
I0577	2-Isopropyl-3-methoxypyrazine
M0810	2-Methoxy-3-methylpyrazine
M0808	2-Methyl-3-isopropoxypyrazine
M0841	2-Methyl-3-n-propylpyrazine
M0685	2-Methylmercapto-3-methylpyrazine [for Perfumery]
M0736	2-Methylpyrazine
B2959	2-sec-Butyl-3-methoxypyrazine
V0060	2-Vinylpyrazine (stabilized with TBC)
C2040	3-Chloro-2,5-dimethylpyrazine
M1003	5-Methylpyrazine-2-carboxylic Acid

P0545	2,3-Pyrazinedicarboxylic Acid
A0848	3-Aminopyrazine-2-carboxylic Acid
M1003	5-Methylpyrazine-2-carboxylic Acid
A1186	Methyl 3-Aminopyrazine-2-carboxylate
P1156	Pyrazine-2,3-dicarboxylic Acid Monoamide
P0940	Pyrazinecarboxylic Acid

M1845	(2-Mercaptoethyl)pyrazine
T1472	1,4,5,6-Tetrahydro-5,6-dioxo-2,3-pyrazinedicarbonitrile
D3061	2,3-Dichloropyrazine
D1751	2,3-Dicyanopyrazine
D1867	2,6-Dichloropyrazine
A1154	2-(Aminomethyl)-5-methylpyrazine
M1821	2-(Methylthio)pyrazine
A0988	2-Acetylpyrazine
A1806	2-Amino-3,5-dibromopyrazine
A1683	2-Amino-5-bromopyrazine
A1684	2-Amino-5-phenylpyrazine
A0989	2-Aminopyrazine
D2270	5,6-Diamino-2,3-dicyanopyrazine
D2271	5,6-Dichloro-2,3-dicyanopyrazine
D2269	5-Amino-6-chloro-2,3-dicyanopyrazine
C1093	Chloropyrazine
C1123	Cyanopyrazine
P0633	Pyrazinamide
P0544	Pyrazine