未知物求定性

工口仙人

2015/06/29

私聊

气质联用（GCMS）

赏
悬赏金额:15积分状态:已解决

1.949min
1.995min
4.569min
4.605min
4.757min
5.329min
10.089min
11.793min
13.483min
13.675min
14.758min
14.856min
十分感谢！

GRANT 2015/06/29

1.949min acetaldehyde PG acetal 1.995min acetaldehyde PG acetal 4.569min 1-hydroxy-2-propanone PG acetal 4.605min 1-hydroxy-2-propanone PG acetal 4.757min 5.329min DPG monomethyl ether DPG甲醚醋酸酯 10.089min 11.793min 2(3H)-Furanone, 5-butyldihydro- 13.483min 13.675min 来自：丙位壬内酯 (4-methyl-gamma-nonalactone) 14.758min 丁位壬内酯 delta-Nonalactone 和乙醇反应物 14.856min ethyl 5-hydroxynonanoate

symmacros 2015/06/29

[quote]原文由 [b]工口仙人(v2732770)[/b] 发表: 11.793min也不是丙位辛内酯吧！[/quote] 是反应物。结贴给我2分就行。

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15062901.D.rar

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linmoo

第1楼2015/06/29

这是什么东东啊，有点不明白

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工口仙人

第2楼2015/06/29

这是香精
linmoo(v3019664) 发表:这是什么东东啊，有点不明白

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GRANT

第3楼2015/06/29

应助达人

1.949min acetaldehyde PG acetal
1.995min acetaldehyde PG acetal
4.569min 1-hydroxy-2-propanone PG acetal
4.605min 1-hydroxy-2-propanone PG acetal
4.757min
5.329min DPG monomethyl ether DPG甲醚醋酸酯
10.089min
11.793min 2(3H)-Furanone, 5-butyldihydro-
13.483min
13.675min 来自：丙位壬内酯 (4-methyl-gamma-nonalactone)
14.758min 丁位壬内酯 delta-Nonalactone 和乙醇反应物
14.856min ethyl 5-hydroxynonanoate

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symmacros

第4楼2015/06/29

应助达人

香精有时候很复杂。
linmoo(v3019664) 发表:这是什么东东啊，有点不明白

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工口仙人

第5楼2015/06/29

11.793min具体是个什么东东？有CAS号么？
14.758min应该是丙位壬内酯 delta-Nonalactone 和乙醇反应物吧
14.856min才是丁位壬内酯和乙醇的反应物吧
13.675min的这个物质有没有CAS号，是不是丙位壬内酯带出来的杂质？
GRANT(fatinsect) 发表:1.949min acetaldehyde PG acetal
1.995min acetaldehyde PG acetal
4.569min 1-hydroxy-2-propanone PG acetal
4.605min 1-hydroxy-2-propanone PG acetal
4.757min
5.329min DPG monomethyl ether DPG甲醚醋酸酯
10.089min
11.793min 2(3H)-Furanone, 5-butyldihydro-
13.483min
13.675min 来自：丙位壬内酯 (4-methyl-gamma-nonalactone)
14.758min 丁位壬内酯 delta-Nonalactone 和乙醇反应物
14.856min ethyl 5-hydroxynonanoate

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工口仙人

第6楼2015/06/29

朱老师，您觉得
14.758min 丁位壬内酯 delta-Nonalactone 和乙醇反应物
14.856min ethyl 5-hydroxynonanoate
这个14.758是不是应该是丙位壬内酯和乙醇的反应物？
14.758min应该才是丁位壬内酯和乙醇的反应物？
symmacros(jimzhu) 发表: 香精有时候很复杂。

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工口仙人

第7楼2015/06/29

11.793min也不是丙位辛内酯吧！
GRANT(fatinsect) 发表:1.949min acetaldehyde PG acetal
1.995min acetaldehyde PG acetal
4.569min 1-hydroxy-2-propanone PG acetal
4.605min 1-hydroxy-2-propanone PG acetal
4.757min
5.329min DPG monomethyl ether DPG甲醚醋酸酯
10.089min
11.793min 2(3H)-Furanone, 5-butyldihydro-
13.483min
13.675min 来自：丙位壬内酯 (4-methyl-gamma-nonalactone)
14.758min 丁位壬内酯 delta-Nonalactone 和乙醇反应物
14.856min ethyl 5-hydroxynonanoate

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symmacros

第8楼2015/06/29

应助达人

10.089min gamm-heptalactone
11.793min ethyl 4-hydroxy-nonanoate
13.483min 4-methyl-gamma-nonalactne
13.675min ethyl 5-hydroxy-octanoate
14.758min gamma-Nonalactone+PG
14.856min ethyl 5-hydroxynonanoate