谢谢
RT 34.9 / 35.11 furaneol methyl ether 它与 的质谱非常相似.
RT 39.6 furaneol PGK
bigtiger(Ins_9cf1403d) 发表: RT 34.9 / 35.11 从分子量看,应该是furaneol pgk. RT38.81min是RT 2,4-Dihydroxy-2,5-dimethyl-3(2H)-furan-3-one 的PGK。而2,4-Dihydroxy-2,5-dimethyl-3(2H)-furan-3-one(17.3min)大概率是来于furaneol了.