2,5-Dimethylpyrazine123-32-053 % similar 2-Ethylpyrazine13925-00-342 % similar 2-(Methylthio)pyrazine21948-70-942 % similar Isopropylpyrazine29460-90-042 % similar 2-Methoxypyrazine3149-28-842 % similar tert-Butylpyrazine32741-11-042 % similar 2-Methylpyridine1333-41-142 % similar Chloropyrazine14508-49-742 % similar Aminopyrazine5049-61-642 % similar Propylpyrazine18138-03-939 % similar 2,4-Lutidine108-47-438 % similar 5-Methyl-2-pyrazinamine5521-58-438 % similar 2,3-Dimethylpyrazine5910-89-438 % similar Acetylpyrazine22047-25-238 % similar Isobutylpyrazine29460-92-238 % similar 2-Ethoxypyrazine38028-67-038 % similar Pyrazinecarbonitrile19847-12-237 % similar Vinylpyrazine4177-16-637 % similar 6-Methyl-2-pyrazinamine5521-56-237 % similar Pyrazinemethanethiol59021-02-237 % similar