RE: ORGLIST: sanazoleacid-to-sanazoleacidchloride

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From: N prabagaran (nupraba$##$hotmail.com)
Date: Thu Jun 09 2005 - 17:45:54 EDT


hello madhava,
oxalyl chloride will not affect the nitro group and it is good for
chlorination. may be you can add a drop of dmf in it (caution: vigorous
reaction).

good luck,
praba




Dr. N. Prabagaran, M. S., Ph. D.
research-organic chemistry
Harvard University


>From: "madhav balakrishna mallia" <madhavmallia$##$rediffmail.com>
>Reply-To: madhav balakrishna mallia <madhavmallia$##$rediffmail.com>
>To: everybody$##$orglist.net
>Subject: ORGLIST: sanazoleacid-to-sanazoleacidchloride
>Date: 9 Jun 2005 05:27:12 -0000
>
>hello,
>i want to convert sanazole acid to sanazole acid chloride. sanazole is a
>triazole with a nitro group in the five membered ring. which method should
>i adopt. using oxalyl chloride or thionyl chloride? i just wanted to know
>if these two reagents will cause any problem to the nitro group. has anyone
>done similar to what i want to do...
>thanking you all in advance..
>with regards,
>madhav
>
>
>
>Madhava B Mallia
>Scientific Officer D
>BHABHA ATOMIC RESEARCH CENTRE
>Mumbai
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