290-37-9
吡嗪
+
611-73-4
苯甲酰甲酸
→
~99%
3430-09-9
phenyl(pyrazin-2-yl)methanone
1080-87-1
α-(2-pyrazinyl)phenylacetonitrile
~95%
100-52-7
苯甲醛
~90%
118543-98-9
5-Benzoyl-pyrazine-2-carboxylic acid
~84%
19847-12-2
2-氰基吡嗪
108-86-1
溴代苯
140-29-4
氰化苄