Re: ORGLIST: reactions at -degrees temp

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From: Uno Maeorg (uno$##$chem.ut.ee)
Date: Mon Feb 13 2006 - 11:21:24 EST

Hi,

Just put your flask in Dewar with dry ice/ethanol.

Regards

Uno

At 05:39 PM 2/13/2006, srinivas reddy wrote:
>hi,
>
>can anybody suggest how to do the reactions at minus
>degree temperatures, for example (-70 degrees with dry
>ice) but for long hours 3-4 hrs?.
>
>thanks in advance
>
>srinivas
>
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