From: kushal Qanungo (kushalq$##$hotmail.com)
Date: Tue May 30 2000 - 06:18:18 EDT
try alumina grade III, elute with neat ether and then approx
20% methanol in ether to be on the safe side, it should elute it off the
column.
Dr. Kushal Qanungo,
SCIB/DRFMC,
CEA-Grenoble,
France
----Original Message Follows----
From: Paul Handley <p.handley$##$chemistry.uq.edu.au>
To: Multiple recipients of list orglist <orglist$##$dq.fct.unl.pt>
Subject: ORGLIST: amine chromatography
Date: Tue, 30 May 2000 19:46:13 +1000
>Can anybody give me some advice on how to separate the amino alcohol
compound
>by chromatography method? I use dimethylmethane and CH3OH as the
developing
>solvent but I find it is difficult to wash them off from the SilGel
collum? I
>change to Al2O3, but it does not work.
>
>As the polarity of the compound is too large(2 NH2 group and 2 OH group),
I
>failed several times in the work. I am looking forwad to your reply.
Ive heard a few percent of triethylamine in your column solvent will do
wonders when columning amines
Paul Handley
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