英文别名Pyrazine, tetramethyl-, 1-oxide; TETRAMETHYL-PYRAZINE,1-OXIDE; 2,3,5,6-tetramethylpyrazine mono N-oxide; 2,3,5,6-tetramethylpyrazine-N-monooxide; Tetramethylpyrazine Impurity 1; Tetramethyl-pyrazin-1-oxid; tetramethyl-pyrazine 1-oxide; 2,3,5,6-Tetramethyl-pyrazin-1-oxid; 2,3,5,6-tetramethylpyrazine-N-oxide; tetramethylpyrazine mono-N-oxide 
