主题:【求助】食用香精未知成分定性求助

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gaogao0214
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食用香精,极性柱,其中以下峰大家帮忙看看是什么,谢谢

9.104min

9.403min

12.975min

13.229min

13.348min

14.766min

23.387min

23.670min

28.528min

34.743min

34.823min









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推荐答案:symmacros回复于2013/09/26
9.104min acetaldehyde di 2-pentyl acetal

9.403min acetaldehyde bis 3-methylbutyl acetal

12.975min from melonal

13.229min 己烯醇酸酯

13.348min from melonal

14.766min acetaldehyde some alcohol acetal
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symmacros
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9.104min acetaldehyde di 2-pentyl acetal

9.403min acetaldehyde bis 3-methylbutyl acetal

12.975min from melonal

13.229min 己烯醇酸酯

13.348min from melonal

14.766min acetaldehyde some alcohol acetal
symmacros
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23.387min

23.670min

28.528min

34.743min

34.823min
这几个都是缩醛,但具体推算比较麻烦。
gaogao0214
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原文由 symmacros(jimzhu) 发表:
9.104min acetaldehyde di 2-pentyl acetal

9.403min acetaldehyde bis 3-methylbutyl acetal

12.975min from melonal

13.229min 己烯醇酸酯

13.348min from melonal

14.766min acetaldehyde some alcohol acetal


朱老师,这些缩醛是不是需要折算回乙醛和相应的醇?
symmacros
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原文由 gaogao0214(hygao8410) 发表:
原文由 symmacros(jimzhu) 发表:
9.104min acetaldehyde di 2-pentyl acetal

9.403min acetaldehyde bis 3-methylbutyl acetal

12.975min from melonal

13.229min 己烯醇酸酯

13.348min from melonal

14.766min acetaldehyde some alcohol acetal


朱老师,这些缩醛是不是需要折算回乙醛和相应的醇?


最好是折算一下。
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