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Author: Subject: grignard reagent to o-Chlorophenyl cyclopentyl ketone
Cactuar
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[*] posted on 22-9-2019 at 23:47


Quote: Originally posted by RabbitTy  
TLC(20%etoac/pet ether),the top spot like ur. I purified by column chromatography.However LC-MS showed more than one compound in it.After that i changed to 2%EtOAc/Pet ether. And it shows three spots instead.
LC-MS file been loaded


Do you have the mass spectrum for the 2.2 min peak? Is this H2O -> CH3CN reverse column?

Oh nvm, noticed the ion count is almost zero.

[Edited on 23-9-2019 by Cactuar]

[Edited on 23-9-2019 by Cactuar]
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RabbitTy
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[*] posted on 23-9-2019 at 17:01


Quote: Originally posted by Cactuar  
Quote: Originally posted by RabbitTy  
TLC(20%etoac/pet ether),the top spot like ur. I purified by column chromatography.However LC-MS showed more than one compound in it.After that i changed to 2%EtOAc/Pet ether. And it shows three spots instead.
LC-MS file been loaded


Do you have the mass spectrum for the 2.2 min peak? Is this H2O -> CH3CN reverse column?

Oh nvm, noticed the ion count is almost zero.

[Edited on 23-9-2019 by Cactuar]

[Edited on 23-9-2019 by Cactuar]


I dont get it sorry.Im gonna change my way to ketones. Maybe ester with grignard~Thanks a lot for helping~
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