ORGLIST: Re: penicillin chemistry

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From: Ron Michalak (rmichalak$##$gatecoms.gatecom.com)
Date: Thu Apr 10 1997 - 22:50:09 EDT



Hi,
        I don't know what procedures you have tried, but in addition to
hydrazine
I have used ethanolamine and butylamine to deprotect phthalimides. Sorry,
but I don't have any references at hand.

Ron Michalak
>
> Date: Tue, 8 Apr 1997 17:13:18 UTC+0100
> From: Toni Llin s <dqutlm0$##$PS.UIB.ES>
> Subject: penicillin chemistry
>
>
> Hi dear colleagues,
>
> I just want to know if there is any expert on penicillins out there,
> I'm trying to synthetise 6-epi-apa and I'm having some problems trying
> to remove a phthalimido group I used to protect my amine, general
procedures
> failed, breaking the beta-lactam ring, any ideas?
>
> Another question.... has any of you got any information about
> fluoro-penicillin kinetics?
>
> I would be very grateful to anybody who could answer me.
>
> thanks.
>
> Toni Llinas-Marti

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