Re: ORGLIST:eserification

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From: Plamen Angelov (angelov$##$argon.acad.bg)
Date: Fri Sep 13 2002 - 00:23:49 EDT


--- "Truong Phuong" <phuongnq$##$hcm.fpt.vn> wrote :
> Reaction of glycin, beta alanin , gama butyric acid ( GABA) with
> absolute ethanol in the presence of
> catalytic amounts of sulfuric acid is difficult and bad yield. Does
> anyone
>> know why
> Thanks for help
> Phuong

I would rather use thionyl chloride/reflux instead of sulfuric acid. It
works very well for histidine and trytophan. You may also try to increase
the amount of the sulfuric acid.

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