tert-Butylpyrazine32741-11-0100 % similar Methylpyrazine109-08-042 % similar Propylpyrazine18138-03-940 % similar 2-Ethylpyrazine13925-00-338 % similar 2-(Methylthio)pyrazine21948-70-938 % similar Isopropylpyrazine29460-90-038 % similar 2-Methoxypyrazine3149-28-838 % similar Chloropyrazine14508-49-737 % similar 4-tert-Butylpyridine3978-81-237 % similar Aminopyrazine5049-61-637 % similar 2,6-Di-tert-butylpyridine585-48-837 % similar 2,4,6-Tri-tert-butylpyrimidine67490-21-536 % similar Acetylpyrazine22047-25-234 % similar Isobutylpyrazine29460-92-234 % similar 2-Ethoxypyrazine38028-67-034 % similar Pyrazinecarbonitrile19847-12-233 % similar Vinylpyrazine4177-16-633 % similar Pyrazinemethanethiol59021-02-233 % similar 2-Pyrazinemethanol6705-33-533 % similar 2-(1-Piperazinyl)pyrazine34803-68-432 % similar