Cat. Name CAS. Structure Purity
M025424 Pyrazine, 2,5-dihydro-2,2,3,5,6-pentamethyl-, 1,4- 118176-38-8 Pyrazine, 2,5-dihydro-2,2,3,5,6-pentamethyl-, 1,4-dioxide (9CI) ≥ 95%